{"id":293,"date":"2026-09-03T11:07:25","date_gmt":"2026-09-03T11:07:25","guid":{"rendered":"https:\/\/www.dorabase.com\/blog\/?p=293"},"modified":"2026-09-03T11:11:19","modified_gmt":"2026-09-03T11:11:19","slug":"cdn-nedir-nasil-calisir-ve-nasil-secilir","status":"publish","type":"post","link":"https:\/\/www.dorabase.com\/blog\/cdn-nedir-nasil-calisir-ve-nasil-secilir\/","title":{"rendered":"CDN Nedir, Nas\u0131l \u00c7al\u0131\u015f\u0131r ve Nas\u0131l Se\u00e7ilir?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Ekip &#8220;sunucuyu b\u00fcy\u00fctelim&#8221; diyor, ajans &#8220;CDN ba\u011flayal\u0131m&#8221; diyor. \u0130kisi ayn\u0131 problemi \u00e7\u00f6zm\u00fcyor: sunucu kapasiteyi \u00e7\u00f6zer, CDN mesafeyi \u00e7\u00f6zer. Yanl\u0131\u015f olan\u0131 se\u00e7en kurum paras\u0131n\u0131 harcar ve ayn\u0131 yava\u015fl\u0131kla kalmaya devam eder.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bu yaz\u0131 CDN&#8217;in (i\u00e7erik da\u011f\u0131t\u0131m a\u011f\u0131) tam olarak ne oldu\u011funu, hangi performans problemini \u00e7\u00f6z\u00fcp hangisini \u00e7\u00f6zmedi\u011fini ve T\u00fcrkiye&#8217;de faaliyet g\u00f6steren bir kurum i\u00e7in bir sa\u011flay\u0131c\u0131y\u0131 hangi \u00f6l\u00e7\u00fclebilir kriterlerle se\u00e7ece\u011finizi anlat\u0131yor.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">CDN Nedir?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CDN (Content Delivery Network \/ i\u00e7erik da\u011f\u0131t\u0131m a\u011f\u0131), bir web sitesinin g\u00f6rsel, video, CSS ve JavaScript gibi dosyalar\u0131n\u0131 d\u00fcnyan\u0131n farkl\u0131 noktalar\u0131ndaki edge sunucularda \u00f6nbelle\u011fe alarak her ziyaret\u00e7iye kendisine en yak\u0131n noktadan sunan da\u011f\u0131t\u0131k sunucu a\u011f\u0131d\u0131r. Amac\u0131 gecikmeyi (latency) d\u00fc\u015f\u00fcrmek, origin sunucunun y\u00fck\u00fcn\u00fc azaltmak ve kesinti riskini da\u011f\u0131tmakt\u0131r.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">CDN bir hosting (bar\u0131nd\u0131rma) hizmeti de\u011fildir; origin sunucunun \u00f6n\u00fcne ge\u00e7en ek bir katmand\u0131r. \u0130\u00e7eri\u011finizin as\u0131l kayna\u011f\u0131 yine sizin sunucunuzdur, CDN yaln\u0131zca o i\u00e7eri\u011fin bir kopyas\u0131n\u0131 ziyaret\u00e7iye daha yak\u0131n bir noktadan sunar. Bu kopya CDN&#8217;de kal\u0131c\u0131 olarak durmaz; TTL (Time to Live) s\u00fcresi boyunca \u00f6nbellekte tutulur, s\u00fcre doldu\u011funca origin&#8217;den yeniden \u00e7ekilir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bir di\u011fer kar\u0131\u015f\u0131kl\u0131k noktas\u0131: &#8220;CDN&#8221; bir teknoloji kategorisidir, marka ad\u0131 de\u011fildir. Cloudflare gibi isimler bu kategoride hizmet veren sa\u011flay\u0131c\u0131lardan biridir. &#8220;CDN mi Cloudflare mi&#8221; diye bir kar\u015f\u0131la\u015ft\u0131rma, kategoriyi tek bir sa\u011flay\u0131c\u0131yla kar\u0131\u015ft\u0131rd\u0131\u011f\u0131 i\u00e7in ba\u015ftan yanl\u0131\u015f kurulmu\u015f bir sorudur.<\/p>\n\n\n\n<svg viewBox=\"0 0 700 320\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:100%;height:auto;background:#f5f7fc;border-radius:12px;\" role=\"img\" aria-label=\"CDN nas\u0131l \u00e7al\u0131\u015f\u0131r: origin sunucudan edge PoP'lara \u00f6nbellekleme ak\u0131\u015f\u0131\">\n  <rect x=\"290\" y=\"20\" width=\"120\" height=\"50\" rx=\"6\" fill=\"#150060\"\/>\n  <text x=\"350\" y=\"50\" text-anchor=\"middle\" fill=\"#fff\" font-size=\"13\" font-family=\"Arial\">Origin Sunucu<\/text>\n  <line x1=\"330\" y1=\"70\" x2=\"120\" y2=\"140\" stroke=\"#5173d4\" stroke-width=\"2\"\/>\n  <line x1=\"350\" y1=\"70\" x2=\"350\" y2=\"140\" stroke=\"#5173d4\" stroke-width=\"2\"\/>\n  <line x1=\"370\" y1=\"70\" x2=\"580\" y2=\"140\" stroke=\"#5173d4\" stroke-width=\"2\"\/>\n  <rect x=\"60\" y=\"140\" width=\"120\" height=\"46\" rx=\"6\" fill=\"#5173d4\"\/>\n  <text x=\"120\" y=\"167\" text-anchor=\"middle\" fill=\"#fff\" font-size=\"12\" font-family=\"Arial\">Edge PoP TR<\/text>\n  <rect x=\"290\" y=\"140\" width=\"120\" height=\"46\" rx=\"6\" fill=\"#5173d4\"\/>\n  <text x=\"350\" y=\"167\" text-anchor=\"middle\" fill=\"#fff\" font-size=\"12\" font-family=\"Arial\">Edge PoP DE<\/text>\n  <rect x=\"520\" y=\"140\" width=\"120\" height=\"46\" rx=\"6\" fill=\"#5173d4\"\/>\n  <text x=\"580\" y=\"167\" text-anchor=\"middle\" fill=\"#fff\" font-size=\"12\" font-family=\"Arial\">Edge PoP US<\/text>\n  <line x1=\"120\" y1=\"186\" x2=\"120\" y2=\"240\" stroke=\"#150060\" stroke-width=\"2\"\/>\n  <line x1=\"350\" y1=\"186\" x2=\"350\" y2=\"240\" stroke=\"#150060\" stroke-width=\"2\"\/>\n  <line x1=\"580\" y1=\"186\" x2=\"580\" y2=\"240\" stroke=\"#150060\" stroke-width=\"2\"\/>\n  <circle cx=\"120\" cy=\"260\" r=\"20\" fill=\"#ffffff\" stroke=\"#150060\" stroke-width=\"2\"\/>\n  <circle cx=\"350\" cy=\"260\" r=\"20\" fill=\"#ffffff\" stroke=\"#150060\" stroke-width=\"2\"\/>\n  <circle cx=\"580\" cy=\"260\" r=\"20\" fill=\"#ffffff\" stroke=\"#150060\" stroke-width=\"2\"\/>\n  <text x=\"120\" y=\"295\" text-anchor=\"middle\" fill=\"#150060\" font-size=\"12\" font-family=\"Arial\">8 ms<\/text>\n  <text x=\"350\" y=\"295\" text-anchor=\"middle\" fill=\"#150060\" font-size=\"12\" font-family=\"Arial\">12 ms<\/text>\n  <text x=\"580\" y=\"295\" text-anchor=\"middle\" fill=\"#150060\" font-size=\"12\" font-family=\"Arial\">15 ms<\/text>\n<\/svg>\n\n\n\n<h2 class=\"wp-block-heading\">CDN Nas\u0131l \u00c7al\u0131\u015f\u0131r? (\u00d6nbellekleme, PoP ve Cache Hit)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CDN, ziyaret\u00e7inin iste\u011fini \u00f6nce kendisine en yak\u0131n PoP&#8217;a (Point of Presence) y\u00f6nlendirir; istenen dosya o noktada \u00f6nbellekte varsa (cache hit) do\u011frudan oradan sunulur, yoksa (cache miss) origin sunucudan \u00e7ekilip \u00f6nce \u00f6nbelle\u011fe yaz\u0131l\u0131r, sonra kullan\u0131c\u0131ya iletilir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bu ak\u0131\u015f\u0131n i\u00e7inde birka\u00e7 mekanizma birlikte \u00e7al\u0131\u015f\u0131r:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>DNS\/anycast y\u00f6nlendirme:<\/strong> Ziyaret\u00e7inin iste\u011fi, co\u011frafi olarak en yak\u0131n PoP&#8217;a otomatik y\u00f6nlendirilir.<\/li>\n\n\n\n<li><strong>Statik vs dinamik i\u00e7erik:<\/strong> G\u00f6rsel, CSS, JS gibi statik dosyalar kolayca \u00f6nbelleklenir; sepet veya arama sonucu gibi dinamik yan\u0131tlar farkl\u0131 bir strateji gerektirir.<\/li>\n\n\n\n<li><strong>TTL ve purge:<\/strong> \u0130\u00e7erik ne kadar s\u00fcre \u00f6nbellekte kalacak (TTL) ve bir g\u00fcncelleme sonras\u0131 \u00f6nbelle\u011fin nas\u0131l temizlenece\u011fi (purge) sa\u011flay\u0131c\u0131 panelinden y\u00f6netilir.<\/li>\n\n\n\n<li><strong>Cache hit oran\u0131 neden %85+ hedeflenir:<\/strong> Bu oran, isteklerin ne kadar\u0131n\u0131n origin&#8217;e hi\u00e7 gitmeden kar\u015f\u0131land\u0131\u011f\u0131n\u0131 g\u00f6sterir; d\u00fc\u015f\u00fck oran CDN&#8217;in getirisini de d\u00fc\u015f\u00fcr\u00fcr.<\/li>\n\n\n\n<li><strong>TLS terminasyonu edge&#8217;de:<\/strong> \u015eifreli ba\u011flant\u0131, kullan\u0131c\u0131ya en yak\u0131n noktada sonland\u0131r\u0131larak gecikme azalt\u0131l\u0131r.<\/li>\n\n\n\n<li><strong>S\u0131k\u0131\u015ft\u0131rma ve g\u00f6rsel optimizasyonu:<\/strong> Dosyalar edge&#8217;de s\u0131k\u0131\u015ft\u0131r\u0131l\u0131p uygun formata d\u00f6n\u00fc\u015ft\u00fcr\u00fclerek aktar\u0131m boyutu k\u00fc\u00e7\u00fclt\u00fcl\u00fcr.<\/li>\n\n\n\n<li><strong>Y\u00fck dengeleme:<\/strong> Trafik, PoP&#8217;lar ve origin aras\u0131nda dengeli da\u011f\u0131t\u0131larak tek bir noktan\u0131n a\u015f\u0131r\u0131 y\u00fcklenmesi \u00f6nlenir.<\/li>\n\n\n\n<li><strong>Origin shield:<\/strong> PoP&#8217;lar aras\u0131nda ek bir \u00f6nbellek katman\u0131, origin&#8217;e giden isteklerin say\u0131s\u0131n\u0131 daha da azalt\u0131r.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"538\" src=\"https:\/\/www.dorabase.com\/blog\/wp-content\/uploads\/2026\/09\/CDN-Nedir-Nasil-Calisir-ve-Nasil-Secilir-1-1024x538.png\" alt=\"CDN kullan\u0131m\u0131n\u0131 ve i\u015fleyi\u015fini anlatan g\u00f6rsel \u015fema \" class=\"wp-image-296\" srcset=\"https:\/\/www.dorabase.com\/blog\/wp-content\/uploads\/2026\/09\/CDN-Nedir-Nasil-Calisir-ve-Nasil-Secilir-1-1024x538.png 1024w, https:\/\/www.dorabase.com\/blog\/wp-content\/uploads\/2026\/09\/CDN-Nedir-Nasil-Calisir-ve-Nasil-Secilir-1-300x158.png 300w, https:\/\/www.dorabase.com\/blog\/wp-content\/uploads\/2026\/09\/CDN-Nedir-Nasil-Calisir-ve-Nasil-Secilir-1-767x403.png 767w, https:\/\/www.dorabase.com\/blog\/wp-content\/uploads\/2026\/09\/CDN-Nedir-Nasil-Calisir-ve-Nasil-Secilir-1-1536x807.png 1536w, https:\/\/www.dorabase.com\/blog\/wp-content\/uploads\/2026\/09\/CDN-Nedir-Nasil-Calisir-ve-Nasil-Secilir-1.png 1731w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div style=\"background:#f5f7fc;border-left:4px solid #5173d4;border-radius:0 8px 8px 0;padding:20px 24px;margin:24px 0;\">\n  <p style=\"margin:0;color:#333333;font-size:15px;line-height:1.7;\">\n  CDN&#8217;in getirisi tek bir say\u0131da \u00f6zetlenir: cache hit oran\u0131. %60&#8217;\u0131n alt\u0131nda kalan bir kurulum, origin sunucuyu h\u00e2l\u00e2 her istekte \u00e7al\u0131\u015ft\u0131rd\u0131\u011f\u0131 i\u00e7in \u00f6dedi\u011finiz \u00fccretin kar\u015f\u0131l\u0131\u011f\u0131n\u0131 vermez. S\u00f6zle\u015fme \u00f6ncesi sa\u011flay\u0131c\u0131dan bu metri\u011fi raporlayaca\u011f\u0131n\u0131 yaz\u0131l\u0131 isteyin.\n  <\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">CDN Neyi \u00c7\u00f6zer, Neyi \u00c7\u00f6zmez?<\/h2>\n\n\n\n<div style=\"border-radius:12px;border:1px solid #ececec;overflow:hidden;box-shadow:0 1px 4px rgba(0,0,0,0.06);margin:24px 0;\">\n<table style=\"width:100%;border-collapse:collapse;font-size:14px;\">\n<tr style=\"background:#f6f6f6;\">\n<th style=\"text-align:left;padding:16px 18px;font-weight:700;color:#150060;border-bottom:1px solid #ececec;\">Problem<\/th><th style=\"text-align:left;padding:16px 18px;font-weight:700;color:#150060;border-bottom:1px solid #ececec;\">CDN \u00e7\u00f6zer mi?<\/th><th style=\"text-align:left;padding:16px 18px;font-weight:700;color:#150060;border-bottom:1px solid #ececec;\">Neden<\/th><th style=\"text-align:left;padding:16px 18px;font-weight:700;color:#150060;border-bottom:1px solid #ececec;\">Do\u011fru \u00e7\u00f6z\u00fcm<\/th>\n<\/tr>\n<tr style=\"background:#ffffff;\"><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Yurt d\u0131\u015f\u0131 ziyaret\u00e7ide yava\u015f a\u00e7\u0131lma<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Evet<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Mesafe kaynakl\u0131 gecikmeyi edge \u00f6nbellek ortadan kald\u0131r\u0131r<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">CDN<\/td><\/tr>\n<tr style=\"background:#f5f7fc;\"><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Veritaban\u0131 sorgusu yava\u015f, TTFB y\u00fcksek<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Hay\u0131r<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Dinamik yan\u0131t her seferinde origin&#8217;den \u00fcretilir<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Sunucu\/veritaban\u0131 optimizasyonu, \u00f6nbellek katman\u0131<\/td><\/tr>\n<tr style=\"background:#ffffff;\"><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Kampanya an\u0131nda trafik patlamas\u0131<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">K\u0131smen<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Statik y\u00fck\u00fc CDN al\u0131r, dinamik istek origin&#8217;de kal\u0131r<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">CDN + otomatik \u00f6l\u00e7eklenen origin<\/td><\/tr>\n<tr style=\"background:#f5f7fc;\"><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Hacimli DDoS sald\u0131r\u0131s\u0131<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">K\u0131smen<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Trafik edge&#8217;de da\u011f\u0131l\u0131r ama uygulama katman\u0131 korunmaz<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">CDN + <a href=\"https:\/\/www.dorabase.com\/web-performans-guvenlik\/waf\" target=\"_blank\" rel=\"noopener noreferrer\">WAF<\/a> + <a href=\"https:\/\/www.dorabase.com\/web-performans-guvenlik\/ddos-koruma\" target=\"_blank\" rel=\"noopener noreferrer\">DDoS koruma<\/a><\/td><\/tr>\n<tr style=\"background:#ffffff;\"><td style=\"padding:16px 18px;color:#333333;\">Sitenin tamamen \u00e7\u00f6kmesi<\/td><td style=\"padding:16px 18px;color:#333333;\">Hay\u0131r<\/td><td style=\"padding:16px 18px;color:#333333;\">Origin kapal\u0131ysa \u00f6nbellekte olmayan i\u00e7erik gelmez<\/td><td style=\"padding:16px 18px;color:#333333;\">Yedekli mimari, felaket kurtarma<\/td><\/tr>\n<\/table>\n<\/div>\n\n\n\n<div style=\"background:#f5f7fc;border-left:4px solid #5173d4;border-radius:0 8px 8px 0;padding:20px 24px;margin:24px 0;\">\n  <p style=\"margin:0;color:#333333;font-size:15px;line-height:1.7;\">\n    CDN bir h\u0131z \u00fcr\u00fcn\u00fc de\u011fil, bir mesafe \u00fcr\u00fcn\u00fcd\u00fcr. Ziyaret\u00e7ilerinizin tamam\u0131 T\u00fcrkiye&#8217;deyse ve sunucunuz da T\u00fcrkiye&#8217;deyse CDN&#8217;in getirisi \u00f6l\u00e7\u00fclebilir olacak kadar k\u00fc\u00e7\u00fckt\u00fcr; kazan\u00e7 co\u011frafi da\u011f\u0131l\u0131m ve trafik dalgalanmas\u0131yla do\u011fru orant\u0131l\u0131 b\u00fcy\u00fcr.\n  <\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">CDN T\u00fcrleri: Hangi Yap\u0131 Kime Uygun?<br><\/h2>\n\n\n\n<div style=\"border-radius:12px;border:1px solid #ececec;overflow:hidden;box-shadow:0 1px 4px rgba(0,0,0,0.06);margin:24px 0;\">\n<table style=\"width:100%;border-collapse:collapse;font-size:14px;\">\n<tr style=\"background:#f6f6f6;\">\n<th style=\"text-align:left;padding:16px 18px;font-weight:700;color:#150060;border-bottom:1px solid #ececec;\">CDN t\u00fcr\u00fc<\/th><th style=\"text-align:left;padding:16px 18px;font-weight:700;color:#150060;border-bottom:1px solid #ececec;\">Nas\u0131l \u00e7al\u0131\u015f\u0131r<\/th><th style=\"text-align:left;padding:16px 18px;font-weight:700;color:#150060;border-bottom:1px solid #ececec;\">G\u00fc\u00e7l\u00fc oldu\u011fu yer<\/th><th style=\"text-align:left;padding:16px 18px;font-weight:700;color:#150060;border-bottom:1px solid #ececec;\">Kime uygun<\/th>\n<\/tr>\n<tr style=\"background:#ffffff;\"><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Bulut sa\u011flay\u0131c\u0131s\u0131n\u0131n kendi CDN&#8217;i<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Sunucular\u0131n\u0131z\u0131n bulundu\u011fu bulut platformunun kendi da\u011f\u0131t\u0131m a\u011f\u0131<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Ayn\u0131 platformdaki i\u015f y\u00fck\u00fcyle tek faturada entegrasyon, tek panelden y\u00f6netim<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Altyap\u0131s\u0131 zaten b\u00fcy\u00fck bir bulut platformunda olan ekipler<\/td><\/tr>\n<tr style=\"background:#f5f7fc;\"><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Ba\u011f\u0131ms\u0131z global CDN<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">D\u00fcnya geneline yay\u0131lm\u0131\u015f \u00e7ok say\u0131da PoP, sa\u011flay\u0131c\u0131dan ba\u011f\u0131ms\u0131z \u00e7al\u0131\u015f\u0131r<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">PoP say\u0131s\u0131, g\u00fcvenlik \u00fcr\u00fcn derinli\u011fi, d\u00fc\u015f\u00fck maliyetli ba\u015flang\u0131\u00e7 planlar\u0131<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Trafi\u011fi birden fazla k\u0131taya yay\u0131lm\u0131\u015f, altyap\u0131y\u0131 kendi y\u00f6netebilen ekipler<\/td><\/tr>\n<tr style=\"background:#ffffff;\"><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">A\u00e7\u0131k kaynak \/ topluluk CDN&#8217;leri<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Herkese a\u00e7\u0131k JavaScript ve CSS k\u00fct\u00fcphanelerini \u00fccretsiz da\u011f\u0131t\u0131r<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Pop\u00fcler k\u00fct\u00fcphaneleri bedava ve h\u0131zl\u0131 sunmak<\/td><td style=\"padding:16px 18px;color:#333333;border-bottom:1px solid #ececec;\">Geli\u015ftiriciler. Kurumsal site i\u00e7eri\u011fi i\u00e7in uygun de\u011fil: SLA yok, muhatap yok, i\u00e7eri\u011finiz \u00fczerinde kontrol yok<\/td><\/tr>\n<tr style=\"background:#f5f7fc;\"><td style=\"padding:16px 18px;color:#333333;\">Yerel \/ b\u00f6lgesel sa\u011flay\u0131c\u0131<\/td><td style=\"padding:16px 18px;color:#333333;\">PoP&#8217;lar\u0131 ve destek ekibi hedef pazarda bulunur<\/td><td style=\"padding:16px 18px;color:#333333;\">Yerel gecikme, ana dilde SLA, yerel para biriminde fatura, KVKK sorular\u0131na tek muhatap<\/td><td style=\"padding:16px 18px;color:#333333;\">Trafi\u011finin a\u011f\u0131rl\u0131\u011f\u0131 T\u00fcrkiye&#8217;de olan ve uyum y\u00fck\u00fcml\u00fcl\u00fc\u011f\u00fc ta\u015f\u0131yan kurumlar<\/td><\/tr>\n<\/table>\n<\/div>\n\n\n\n<div style=\"background:#f5f7fc;border-left:4px solid #5173d4;border-radius:0 8px 8px 0;padding:20px 24px;margin:24px 0;\">\n  <p style=\"margin:0;color:#333333;font-size:15px;line-height:1.7;\">\n  Trafi\u011finizin b\u00fcy\u00fck k\u0131sm\u0131 ABD ve Avrupa&#8217;daysa global bir CDN daha do\u011fru karard\u0131r; yerel PoP&#8217;un size faydas\u0131 s\u0131n\u0131rl\u0131 kal\u0131r. Trafi\u011finiz a\u011f\u0131rl\u0131kl\u0131 T\u00fcrkiye&#8217;deyse durum tersine d\u00f6ner: yerel PoP gecikmeyi fiziksel olarak k\u0131salt\u0131r ve ki\u015fisel verinin yurt d\u0131\u015f\u0131na aktar\u0131lmamas\u0131 KVKK a\u00e7\u0131s\u0131ndan bir tercih de\u011fil, y\u00fck\u00fcml\u00fcl\u00fckt\u00fcr. Karar PoP say\u0131s\u0131na de\u011fil, trafi\u011finizin nerede oldu\u011funa bak\u0131larak verilir.\n  <\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">\u00dccretsiz CDN Ne Zaman Yeter, Ne Zaman Yetmez?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u00dccretsiz CDN planlar\u0131 ki\u015fisel siteler, bloglar ve d\u00fc\u015f\u00fck trafikli tan\u0131t\u0131m siteleri i\u00e7in genellikle yeterlidir; kurumsal kullan\u0131mda yetersiz kalmalar\u0131n\u0131n nedeni h\u0131z de\u011fil, s\u00f6zle\u015fmesel eksikliklerdir: taahh\u00fctl\u00fc SLA, log eri\u015fimi, veri i\u015fleme s\u00f6zle\u015fmesi ve \u00f6l\u00e7eklenen bant geni\u015fli\u011fi garantisi \u00fccretsiz planlar\u0131n kapsam\u0131 d\u0131\u015f\u0131ndad\u0131r.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00dccretsiz planda kesinti tazminat\u0131 yoktur.<\/li>\n\n\n\n<li>Ham log\/analitik eri\u015fimi k\u0131s\u0131tl\u0131d\u0131r.<\/li>\n\n\n\n<li>Trafik e\u015fi\u011fi a\u015f\u0131l\u0131nca ani plan zorunlulu\u011fu ortaya \u00e7\u0131kar.<\/li>\n\n\n\n<li>Destek kanal\u0131 genellikle topluluk forumudur.<\/li>\n\n\n\n<li>KVKK kapsam\u0131nda veri i\u015fleyen s\u00f6zle\u015fmesi imzalayacak bir muhatap bulmak zordur.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00fcrk\u00e7e kaynaklar\u0131n \u00e7o\u011funda dola\u015fan &#8220;\u00fccretsiz CDN&#8221; listeleri g\u00fcncelli\u011fini yitirmi\u015f durumda. \u00d6rne\u011fin bir g\u00f6rsel optimizasyon eklentisinin CDN \u00f6zelli\u011fi, eski ad\u0131ndan farkl\u0131 bir isimle sunuluyor; baz\u0131 g\u00fcvenlik \u00fcr\u00fcnleri de art\u0131k ba\u011f\u0131ms\u0131z bir marka olarak de\u011fil, sat\u0131n alan \u015firketin \u00fcr\u00fcn hatt\u0131 i\u00e7inde konumlan\u0131yor. Bir CDN listesinde bu t\u00fcr isimler h\u00e2l\u00e2 eski h\u00e2liyle ge\u00e7iyorsa, o i\u00e7erik y\u0131llard\u0131r g\u00fcncellenmemi\u015f demektir.<\/p>\n\n\n\n<div style=\"background:#150060;border-radius:12px;padding:28px 32px;margin:24px 0;\">\n  <p style=\"color:#ffffff;font-size:15px;line-height:1.7;margin:0 0 18px 0;\">\n    Trafi\u011finizin co\u011frafi da\u011f\u0131l\u0131m\u0131n\u0131 ve cache hit potansiyelini birlikte \u00f6l\u00e7elim; \u00e7\u00f6z\u00fcm mimar\u0131m\u0131z 1 i\u015f g\u00fcn\u00fc i\u00e7inde sizi aras\u0131n.\n  <\/p>\n  <a href=\"https:\/\/www.dorabase.com\/web-performans-guvenlik\/cdn?utm_source=blog&#038;utm_medium=cta&#038;utm_campaign=cdn-nedir-nasil-secilir&#038;utm_content=karar_noktasi\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline-block;background:#5173d4;color:#ffffff;font-weight:bold;font-size:14px;padding:12px 22px;border-radius:8px;text-decoration:none;\">\n    CDN hizmetlerini inceleyin \u2192\n  <\/a>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">T\u00fcrkiye&#8217;de CDN: Yerel PoP, Gecikme ve KVKK<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00fcrkiye&#8217;de faaliyet g\u00f6steren bir kurum i\u00e7in CDN karar\u0131 yaln\u0131zca performans karar\u0131 de\u011fildir: i\u00e7eri\u011fin yurt d\u0131\u015f\u0131ndaki edge sunucularda \u00f6nbelle\u011fe al\u0131nmas\u0131, \u00f6nbellekte ki\u015fisel veri bulundu\u011fu \u00f6l\u00e7\u00fcde KVKK m.9 kapsam\u0131nda yurt d\u0131\u015f\u0131na aktar\u0131m anlam\u0131na gelir ve uygun g\u00fcvenceye ba\u011flanmas\u0131 gerekir.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>KVKK m.9, 7499 say\u0131l\u0131 Kanun&#8217;la de\u011fi\u015ftirildi; de\u011fi\u015fiklik 12.03.2024&#8217;te Resm\u00ee Gazete&#8217;de yay\u0131mland\u0131 ve 01.06.2024&#8217;te y\u00fcr\u00fcrl\u00fc\u011fe girdi. Standart s\u00f6zle\u015fmeler ve ba\u011flay\u0131c\u0131 \u015firket kurallar\u0131, bu de\u011fi\u015fiklikle uygun g\u00fcvence olarak tan\u0131mland\u0131. Kurul, 04.06.2024 tarihli ve 2024\/959 say\u0131l\u0131 karar\u0131yla standart s\u00f6zle\u015fme metinlerini onaylad\u0131.<\/li>\n\n\n\n<li>Statik g\u00f6rsel\/CSS \u00f6nbelle\u011fi ile oturum bilgisi, form yan\u0131t\u0131, log gibi ki\u015fisel veri i\u00e7erebilecek trafi\u011fin ayr\u0131lmas\u0131 gerekir.<\/li>\n\n\n\n<li>T\u00fcrkiye&#8217;de PoP bulunmas\u0131n\u0131n iki etkisi vard\u0131r: yerel ziyaret\u00e7ide gecikme d\u00fc\u015fer ve aktar\u0131m sorusunun kapsam\u0131 daral\u0131r.<\/li>\n\n\n\n<li>\u00d6l\u00e7ek ba\u011flam\u0131: T\u00fcrkiye&#8217;de e-ticaret hacmi 2025&#8217;te bir \u00f6nceki y\u0131la g\u00f6re %52,2 art\u0131\u015fla 4,57 trilyon TL&#8217;ye ula\u015ft\u0131; bu, GSYH i\u00e7inde %6,9&#8217;luk bir paya kar\u015f\u0131l\u0131k geliyor.<\/li>\n<\/ul>\n\n\n\n<div style=\"background:#f5f7fc;border-left:4px solid #5173d4;border-radius:0 8px 8px 0;padding:20px 24px;margin:24px 0;\">\n  <p style=\"margin:0;color:#333333;font-size:15px;line-height:1.7;\">\n CDN s\u00f6zle\u015fmesi imzalamadan \u00f6nce hukuk ekibinize tek bir soru sorun: bu sa\u011flay\u0131c\u0131 KVKK standart s\u00f6zle\u015fmesini imzalayacak bir t\u00fczel ki\u015filik g\u00f6sterebiliyor mu? \u00dccretsiz planlar\u0131n \u00e7o\u011funda bu sorunun muhatab\u0131 yoktur.\n  <\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">CDN Nas\u0131l Se\u00e7ilir? 7 Kriter<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>CDN her zaman otomatik olarak h\u0131zland\u0131rmaz:<\/strong> \u00fc\u00e7\u00fcnc\u00fc taraf bir alan ad\u0131na ba\u011flanmak ek DNS \u00e7\u00f6z\u00fcmlemesi ve ba\u011flant\u0131 kurulumu getirir; modern taray\u0131c\u0131lar gizlilik nedeniyle farkl\u0131 kaynaklar aras\u0131nda \u00f6nbellek payla\u015fmad\u0131\u011f\u0131 i\u00e7in kullan\u0131c\u0131 ayn\u0131 k\u00fct\u00fcphaneyi her sitede yeniden indirir. Bu y\u00fczden se\u00e7im, &#8220;en \u00e7ok PoP&#8217;u kim veriyor&#8221; sorusundan \u00e7ok, a\u015fa\u011f\u0131daki yedi kritere g\u00f6re yap\u0131lmal\u0131.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>PoP da\u011f\u0131l\u0131m\u0131, PoP say\u0131s\u0131 de\u011fil:<\/strong> Sa\u011flay\u0131c\u0131n\u0131n toplam PoP say\u0131s\u0131 de\u011fil, sizin ziyaret\u00e7ilerinizin bulundu\u011fu \u00fclkelerdeki PoP varl\u0131\u011f\u0131 belirleyicidir. Analytics&#8217;ten ilk 5 \u00fclkeyi \u00e7\u0131kar\u0131n ve sa\u011flay\u0131c\u0131dan bu 5 \u00fclkedeki PoP listesini yaz\u0131l\u0131 isteyin.<\/li>\n\n\n\n<li><strong>Cache hit oran\u0131 taahh\u00fcd\u00fc:<\/strong> Sa\u011flay\u0131c\u0131n\u0131n panelinde cache hit oran\u0131n\u0131 ger\u00e7ek zamanl\u0131 g\u00f6rebiliyor olmal\u0131s\u0131n\u0131z. Deneme s\u00fcrecinde 2 hafta \u00f6l\u00e7\u00fcn; %85 alt\u0131ndaysa \u00f6nbellek kurallar\u0131 yanl\u0131\u015f yap\u0131land\u0131r\u0131lm\u0131\u015f demektir.<\/li>\n\n\n\n<li><strong>Dinamik i\u00e7erik stratejisi:<\/strong> Sepet, arama, \u00fcyelik gibi dinamik yan\u0131tlar\u0131n nas\u0131l ele al\u0131nd\u0131\u011f\u0131n\u0131 sorun (origin shield, dinamik h\u0131zland\u0131rma, t\u00fcnelleme). &#8220;Her \u015feyi \u00f6nbellekliyoruz&#8221; cevab\u0131 teknik olarak m\u00fcmk\u00fcn de\u011fildir.<\/li>\n\n\n\n<li><strong>G\u00fcvenlik katman\u0131n\u0131n birlikte gelip gelmedi\u011fi:<\/strong> CDN tek ba\u015f\u0131na uygulama katman\u0131 sald\u0131r\u0131s\u0131n\u0131 durdurmaz. WAF, bot koruma ve DDoS koruman\u0131n ayn\u0131 panelden y\u00f6netilip y\u00f6netilmedi\u011fini kontrol edin; ayr\u0131 \u00fcr\u00fcnler ayr\u0131 yanl\u0131\u015f yap\u0131land\u0131rma demektir.<\/li>\n\n\n\n<li><strong>Faturaland\u0131rma modeli ve s\u00fcrpriz maliyet:<\/strong> GB ba\u015f\u0131na aktar\u0131m m\u0131, istek ba\u015f\u0131na m\u0131, taahh\u00fctl\u00fc paket mi? Kampanya ay\u0131nda trafi\u011fin 5 kat\u0131na \u00e7\u0131kt\u0131\u011f\u0131 senaryoda faturan\u0131n ne olaca\u011f\u0131n\u0131 sa\u011flay\u0131c\u0131ya hesaplatt\u0131r\u0131n ve teklife yazd\u0131r\u0131n.<\/li>\n\n\n\n<li><strong>KVKK ve s\u00f6zle\u015fme muhatab\u0131:<\/strong> Standart s\u00f6zle\u015fme imzalanabiliyor mu, veri i\u015fleyen s\u0131fat\u0131 s\u00f6zle\u015fmede tan\u0131ml\u0131 m\u0131, log&#8217;lar nerede tutuluyor? Bu \u00fc\u00e7 soruyu sat\u0131n alma \u00f6ncesi yaz\u0131l\u0131 sorun.<\/li>\n\n\n\n<li><strong>Kesinti an\u0131nda destek yolu:<\/strong> SLA&#8217;da yaln\u0131zca uptime y\u00fczdesi de\u011fil, ilk yan\u0131t s\u00fcresi ve tazminat mekanizmas\u0131 yaz\u0131l\u0131 olmal\u0131. T\u00fcrk\u00e7e ve 7\/24 \u00e7al\u0131\u015fan bir kanal olup olmad\u0131\u011f\u0131n\u0131 gece 03.00&#8217;te test talebiyle deneyin.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">CDN Kullan\u0131m\u0131 Ne Kadar Yayg\u0131n ve Performansa Etkisi Nas\u0131l \u00d6l\u00e7\u00fcl\u00fcr?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">CDN kullan\u0131m\u0131 web&#8217;in \u00fcst segmentinde standart h\u00e2line gelmi\u015ftir: HTTP Archive&#8217;\u0131n 2024 Web Almanac raporuna g\u00f6re veri setindeki 1,3 milyardan fazla iste\u011fin %54&#8217;\u00fc bir CDN \u00fczerinden sunuldu ve en pop\u00fcler 10.000 mobil sitenin yakla\u015f\u0131k %70&#8217;i CDN kullan\u0131yor; ilk 10 milyon sitede bu oran %35&#8217;e d\u00fc\u015f\u00fcyor.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>HTML i\u00e7eri\u011finde CDN kullan\u0131m\u0131 yaln\u0131zca %35, yani \u00e7o\u011fu site sadece statik dosyay\u0131 da\u011f\u0131t\u0131yor.<\/li>\n\n\n\n<li>\u00dc\u00e7\u00fcnc\u00fc taraf i\u00e7eri\u011fin %71&#8217;i CDN&#8217;den geliyor.<\/li>\n\n\n\n<li>\u00d6l\u00e7\u00fcm metrikleri: LCP, TTFB, cache hit oran\u0131, origin bant geni\u015fli\u011fi tasarrufu.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Google&#8217;\u0131n resm\u00ee e\u015fi\u011fine g\u00f6re iyi bir LCP de\u011feri 2,5 saniye veya alt\u0131ndad\u0131r ve bu de\u011fer ger\u00e7ek kullan\u0131c\u0131lar\u0131n 75. y\u00fczdeli\u011finde \u00f6l\u00e7\u00fcl\u00fcr. Kazan\u00e7, ziyaret\u00e7i mesafesine ve cache hit oran\u0131na ba\u011fl\u0131 oldu\u011fu i\u00e7in sabit bir y\u00fczde vermek yan\u0131lt\u0131c\u0131 olur; \u00f6l\u00e7\u00fcm i\u00e7in LCP, TTFB ve cache hit oran\u0131n\u0131 CDN \u00f6ncesi ve sonras\u0131 kar\u015f\u0131la\u015ft\u0131rmak gerekir.<\/p>\n\n\n\n<div style=\"background:#150060;border-radius:12px;padding:28px 32px;margin:24px 0;\">\n  <p style=\"color:#ffffff;font-size:15px;line-height:1.7;margin:0 0 18px 0;\">\n    Dorabase CDN&#8217;in sitenizde ne kadar kazand\u0131raca\u011f\u0131n\u0131 g\u00f6rmek i\u00e7in hizmet detaylar\u0131n\u0131 inceleyin.\n  <\/p>\n  <a href=\"https:\/\/www.dorabase.com\/web-performans-guvenlik\/cdn?utm_source=blog&#038;utm_medium=cta&#038;utm_campaign=cdn-nedir-nasil-secilir&#038;utm_content=sonuc\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"display:inline-block;background:#5173d4;color:#ffffff;font-weight:bold;font-size:14px;padding:12px 22px;border-radius:8px;text-decoration:none;\">\n    CDN hizmetlerini inceleyin \u2192\n  <\/a>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">CDN, co\u011frafi olarak da\u011f\u0131lm\u0131\u015f veya dalgal\u0131 trafi\u011fi olan siteler i\u00e7in mesafeyi ortadan kald\u0131ran bir katmand\u0131r; karar\u0131n kalitesi PoP da\u011f\u0131l\u0131m\u0131, cache hit oran\u0131, dinamik i\u00e7erik stratejisi ve s\u00f6zle\u015fme netli\u011finde belirlenir. \u00dccretsiz plan ba\u015flang\u0131\u00e7 i\u00e7in yeterlidir, kurumsal y\u00fck\u00fcml\u00fcl\u00fck i\u00e7in de\u011fildir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dorabase&#8217;in CDN hizmeti statik ve dinamik i\u00e7erik \u00f6nbellekleme, ak\u0131ll\u0131 y\u00f6nlendirme ve y\u00fck dengeleme, SSL deste\u011fi, ger\u00e7ek zamanl\u0131 raporlama ve 7\/24 teknik destekle sunulur; WAF, DDoS koruma ve Cloud DNS ile ayn\u0131 panelden y\u00f6netilebilir. T\u00fcrkiye&#8217;de kendi veri merkezi altyap\u0131s\u0131n\u0131 i\u015fleten bir sa\u011flay\u0131c\u0131dan CDN almak, edge katman\u0131 ile origin aras\u0131ndaki sorumlulu\u011fun tek elde toplanmas\u0131 demektir. T\u00fcrkiye lokasyonlu altyap\u0131 ve KVKK uyumu, aktar\u0131m sorusunun muhatab\u0131n\u0131 tek noktada toplar.<\/p>\n\n\n\n<h2 style=\"color:#150060;font-size:28px;font-weight:800;margin:0 0 20px 0;\">S\u0131k Sorulan Sorular<\/h2>\n\n<div style=\"background:#f5f7fc;border-radius:10px;padding:24px 26px;margin-bottom:16px;\">\n  <h4 style=\"color:#150060;font-size:17px;font-weight:700;margin:0 0 10px 0;\">CDN nedir ve ne i\u015fe yarar?<\/h4>\n  <p style=\"color:#333333;font-size:15px;line-height:1.7;margin:0;\">CDN, site dosyalar\u0131n\u0131 d\u00fcnyan\u0131n farkl\u0131 noktalar\u0131ndaki edge sunucularda \u00f6nbelle\u011fe al\u0131p her ziyaret\u00e7iye en yak\u0131n noktadan sunan da\u011f\u0131t\u0131k a\u011fd\u0131r. Gecikmeyi d\u00fc\u015f\u00fcr\u00fcr, origin sunucunun y\u00fck\u00fcn\u00fc azalt\u0131r ve trafik dalgalanmas\u0131n\u0131 so\u011furur. Sunucu kapasitesinin yerine ge\u00e7mez, \u00f6n\u00fcne eklenen bir katmand\u0131r.<\/p>\n<\/div>\n\n<div style=\"background:#ffffff;border-radius:10px;padding:24px 26px;margin-bottom:16px;\">\n  <h4 style=\"color:#150060;font-size:17px;font-weight:700;margin:0 0 10px 0;\">CDN neyin k\u0131saltmas\u0131?<\/h4>\n  <p style=\"color:#333333;font-size:15px;line-height:1.7;margin:0;\">CDN, &#8220;Content Delivery Network&#8221; ifadesinin k\u0131saltmas\u0131d\u0131r; T\u00fcrk\u00e7ede i\u00e7erik da\u011f\u0131t\u0131m a\u011f\u0131 denir. Baz\u0131 kaynaklarda &#8220;Content Distribution Network&#8221; olarak da ge\u00e7er, ikisi ayn\u0131 teknolojiyi anlat\u0131r. T\u00fcrkiye&#8217;de bu k\u0131saltman\u0131n bazen bir b\u00f6lgesel internet servis sa\u011flay\u0131c\u0131s\u0131n\u0131n ad\u0131yla kar\u0131\u015ft\u0131r\u0131ld\u0131\u011f\u0131 da g\u00f6r\u00fcl\u00fcr.<\/p>\n<\/div>\n\n<div style=\"background:#f5f7fc;border-radius:10px;padding:24px 26px;margin-bottom:16px;\">\n  <h4 style=\"color:#150060;font-size:17px;font-weight:700;margin:0 0 10px 0;\">Cloudflare bir CDN mi, yoksa CDN&#8217;den farkl\u0131 bir \u015fey mi?<\/h4>\n  <p style=\"color:#333333;font-size:15px;line-height:1.7;margin:0;\">Cloudflare bir CDN sa\u011flay\u0131c\u0131s\u0131d\u0131r; CDN ise teknoloji kategorisinin ad\u0131d\u0131r. &#8220;CDN mi Cloudflare mi&#8221; kar\u015f\u0131la\u015ft\u0131rmas\u0131 bu y\u00fczden yanl\u0131\u015f kurulmu\u015f bir sorudur. Do\u011fru soru, hangi sa\u011flay\u0131c\u0131 tipinin size uygun oldu\u011fudur. Bunun cevab\u0131 trafi\u011finizin nerede oldu\u011funa ve uyum y\u00fck\u00fcml\u00fcl\u00fc\u011f\u00fcn\u00fcze ba\u011fl\u0131d\u0131r.<\/p>\n<\/div>\n\n<div style=\"background:#ffffff;border-radius:10px;padding:24px 26px;margin-bottom:16px;\">\n  <h4 style=\"color:#150060;font-size:17px;font-weight:700;margin:0 0 10px 0;\">T\u00fcrkiye&#8217;de CDN hizmeti veren sa\u011flay\u0131c\u0131 var m\u0131, yurt d\u0131\u015f\u0131n\u0131 kullanmak zorunda m\u0131y\u0131m?<\/h4>\n  <p style=\"color:#333333;font-size:15px;line-height:1.7;margin:0;\">Hay\u0131r, zorunlu de\u011filsiniz. T\u00fcrkiye&#8217;de PoP&#8217;u ve yerel destek ekibi olan sa\u011flay\u0131c\u0131lar var. Trafi\u011finizin a\u011f\u0131rl\u0131\u011f\u0131 T\u00fcrkiye&#8217;deyse yerel PoP gecikmeyi fiziksel olarak k\u0131salt\u0131r; ki\u015fisel veri \u00f6nbelle\u011fe al\u0131n\u0131yorsa verinin yurt i\u00e7inde kalmas\u0131 KVKK a\u00e7\u0131s\u0131ndan da farkl\u0131 bir zemin sa\u011flar.<\/p>\n<\/div>\n\n<div style=\"background:#f5f7fc;border-radius:10px;padding:24px 26px;margin-bottom:16px;\">\n  <h4 style=\"color:#150060;font-size:17px;font-weight:700;margin:0 0 10px 0;\">\u00dccretsiz CDN hizmetleri g\u00fcvenli mi, kurumsal sitede kullan\u0131labilir mi?<\/h4>\n  <p style=\"color:#333333;font-size:15px;line-height:1.7;margin:0;\">\u00dccretsiz CDN&#8217;ler teknik olarak g\u00fcvenlidir ama kurumsal kullan\u0131mda s\u00f6zle\u015fme taraf\u0131 eksiktir: taahh\u00fctl\u00fc SLA, kesinti tazminat\u0131, ham log eri\u015fimi ve KVKK standart s\u00f6zle\u015fmesi imzalayacak muhatap genellikle bulunmaz. Blog ve tan\u0131t\u0131m sitesi i\u00e7in yeterli, y\u00fck\u00fcml\u00fcl\u00fc\u011f\u00fc olan kurum i\u00e7in de\u011fil.<\/p>\n<\/div>\n\n<div style=\"background:#ffffff;border-radius:10px;padding:24px 26px;margin-bottom:16px;\">\n  <h4 style=\"color:#150060;font-size:17px;font-weight:700;margin:0 0 10px 0;\">T\u00fcrkiye&#8217;de CDN kullanman\u0131n avantaj\u0131 nedir, yerel PoP \u015fart m\u0131?<\/h4>\n  <p style=\"color:#333333;font-size:15px;line-height:1.7;margin:0;\">Trafi\u011finizin a\u011f\u0131rl\u0131\u011f\u0131 T\u00fcrkiye&#8217;deyse yerel PoP gecikmeyi belirgin d\u00fc\u015f\u00fcr\u00fcr ve i\u00e7eri\u011fin yurt d\u0131\u015f\u0131na \u00e7\u0131kma ihtiyac\u0131n\u0131 azalt\u0131r. \u015eart de\u011fildir; belirleyici olan ziyaret\u00e7i da\u011f\u0131l\u0131m\u0131n\u0131zd\u0131r. Yurt d\u0131\u015f\u0131 a\u011f\u0131rl\u0131kl\u0131 trafikte global PoP da\u011f\u0131l\u0131m\u0131 daha \u00f6nemli h\u00e2le gelir.<\/p>\n<\/div>\n\n<div style=\"background:#f5f7fc;border-radius:10px;padding:24px 26px;margin-bottom:16px;\">\n  <h4 style=\"color:#150060;font-size:17px;font-weight:700;margin:0 0 10px 0;\">CDN kullanmak KVKK a\u00e7\u0131s\u0131ndan risk olu\u015fturur mu?<\/h4>\n  <p style=\"color:#333333;font-size:15px;line-height:1.7;margin:0;\">\u00d6nbellekte ki\u015fisel veri bulunuyorsa ve edge sunucular yurt d\u0131\u015f\u0131ndaysa bu, KVKK m.9 kapsam\u0131nda yurt d\u0131\u015f\u0131na aktar\u0131md\u0131r ve uygun g\u00fcvenceye ba\u011flanmal\u0131d\u0131r. 7499 say\u0131l\u0131 Kanun&#8217;la 01.06.2024&#8217;te y\u00fcr\u00fcrl\u00fc\u011fe giren d\u00fczenleme, standart s\u00f6zle\u015fmeyi bu g\u00fcvencelerden biri olarak tan\u0131mlar.<\/p>\n<\/div>\n\n<div style=\"background:#ffffff;border-radius:10px;padding:24px 26px;margin-bottom:16px;\">\n  <h4 style=\"color:#150060;font-size:17px;font-weight:700;margin:0 0 10px 0;\">CDN site h\u0131z\u0131n\u0131 ne kadar art\u0131r\u0131r, nas\u0131l \u00f6l\u00e7\u00fcl\u00fcr?<\/h4>\n  <p style=\"color:#333333;font-size:15px;line-height:1.7;margin:0;\">Kazan\u00e7 ziyaret\u00e7i mesafesine ve cache hit oran\u0131na ba\u011fl\u0131d\u0131r; sabit bir y\u00fczde vermek yan\u0131lt\u0131c\u0131 olur. \u00d6l\u00e7\u00fcm i\u00e7in LCP, TTFB ve cache hit oran\u0131n\u0131 CDN \u00f6ncesi ve sonras\u0131 kar\u015f\u0131la\u015ft\u0131r\u0131n. Google&#8217;\u0131n iyi kabul etti\u011fi LCP e\u015fi\u011fi 2,5 saniyedir.<\/p>\n<\/div>\n\n<div style=\"background:#f5f7fc;border-radius:10px;padding:24px 26px;margin-bottom:16px;\">\n  <h4 style=\"color:#150060;font-size:17px;font-weight:700;margin:0 0 10px 0;\">CDN hosting&#8217;in yerine ge\u00e7er mi?<\/h4>\n  <p style=\"color:#333333;font-size:15px;line-height:1.7;margin:0;\">Hay\u0131r. CDN, origin sunucudaki i\u00e7eri\u011fin kopyas\u0131n\u0131 da\u011f\u0131t\u0131r; i\u00e7eri\u011fin kayna\u011f\u0131 ve dinamik i\u015flemler hosting\/sunucu taraf\u0131nda kal\u0131r. Origin kapal\u0131ysa \u00f6nbellekte olmayan sayfa sunulamaz. CDN bar\u0131nd\u0131rman\u0131n alternatifi de\u011fil, tamamlay\u0131c\u0131s\u0131d\u0131r.<\/p>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Kaynak\u00e7a<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. MDN Web Docs:<\/strong> <a href=\"https:\/\/developer.mozilla.org\/en-US\/docs\/Glossary\/CDN\">https:\/\/developer.mozilla.org\/en-US\/docs\/Glossary\/CDN<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. HTTP Archive Web Almanac 2024:<\/strong> <a href=\"https:\/\/almanac.httparchive.org\/en\/2024\/cdn\">https:\/\/almanac.httparchive.org\/en\/2024\/cdn<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. Google web.dev LCP:<\/strong> <a href=\"https:\/\/web.dev\/articles\/lcp\">https:\/\/web.dev\/articles\/lcp<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. Google Search Central Core Web Vitals:<\/strong> <a href=\"https:\/\/developers.google.com\/search\/docs\/appearance\/core-web-vitals\">https:\/\/developers.google.com\/search\/docs\/appearance\/core-web-vitals<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. KVKK Yurt D\u0131\u015f\u0131na Aktar\u0131m:<\/strong> <a href=\"https:\/\/www.kvkk.gov.tr\/Icerik\/2053\/Yurtdisina-Aktarim\">https:\/\/www.kvkk.gov.tr\/Icerik\/2053\/Yurtdisina-Aktarim<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6. KVKK Yurt D\u0131\u015f\u0131na Aktar\u0131m Rehberi:<\/strong> <a href=\"https:\/\/www.kvkk.gov.tr\/Icerik\/8142\/Kisisel-Verilerin-Yurt-Disina-Aktarilmasi-Rehberi\">https:\/\/www.kvkk.gov.tr\/Icerik\/8142\/Kisisel-Verilerin-Yurt-Disina-Aktarilmasi-Rehberi<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ekip &#8220;sunucuyu b\u00fcy\u00fctelim&#8221; diyor, ajans &#8220;CDN ba\u011flayal\u0131m&#8221; diyor. \u0130kisi ayn\u0131 problemi \u00e7\u00f6zm\u00fcyor: sunucu kapasiteyi \u00e7\u00f6zer, CDN mesafeyi \u00e7\u00f6zer. Yanl\u0131\u015f olan\u0131 se\u00e7en kurum paras\u0131n\u0131 harcar ve ayn\u0131 yava\u015fl\u0131kla kalmaya devam eder. Bu yaz\u0131 CDN&#8217;in (i\u00e7erik da\u011f\u0131t\u0131m a\u011f\u0131) tam olarak ne oldu\u011funu, hangi performans problemini \u00e7\u00f6z\u00fcp hangisini \u00e7\u00f6zmedi\u011fini ve T\u00fcrkiye&#8217;de faaliyet g\u00f6steren bir kurum i\u00e7in bir sa\u011flay\u0131c\u0131y\u0131 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":295,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[18,41,47,48,44,17,43,45,46,49],"class_list":["post-293","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cdn-performans","tag-ankara-veri-merkezi","tag-cdn","tag-cdn-secimi","tag-cdn-turleri","tag-core-web-vitals","tag-istanbul-veri-merkezi","tag-kvkk","tag-onbellekleme","tag-ucretsiz-cdn","tag-waf"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>CDN Nedir, Nas\u0131l \u00c7al\u0131\u015f\u0131r ve Nas\u0131l Se\u00e7ilir?<\/title>\n<meta name=\"description\" content=\"CDN (i\u00e7erik da\u011f\u0131t\u0131m a\u011f\u0131) nedir, nas\u0131l \u00e7al\u0131\u015f\u0131r ve kurumsal site i\u00e7in nas\u0131l se\u00e7ilir? 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