{"id":23707,"date":"2026-07-22T03:14:50","date_gmt":"2026-07-22T00:14:50","guid":{"rendered":"https:\/\/www.cenuta.com\/blog\/?p=23707"},"modified":"2026-07-22T03:14:52","modified_gmt":"2026-07-22T00:14:52","slug":"web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026","status":"publish","type":"post","link":"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/","title":{"rendered":"Web Siteniz Neden A\u00e7\u0131lm\u0131yor? Site Y\u00fcklenme Hatalar\u0131n\u0131n Nedenleri ve Kesin \u00c7\u00f6z\u00fcm Yollar\u0131 (2026)"},"content":{"rendered":"\n<p>Dijital d\u00fcnyada bir web sitesinin kesintisiz olarak yay\u0131nda kalmas\u0131, o sitenin itibar\u0131, arama motoru s\u0131ralamalar\u0131 (SEO) ve potansiyel gelirleri i\u00e7in hayati bir \u00f6nem ta\u015f\u0131r. Ziyaret\u00e7iler saniyeler i\u00e7inde bilgiye ula\u015fmaya al\u0131\u015fk\u0131nd\u0131r; y\u00fcklenmeyen, s\u00fcrekli d\u00f6nen bir y\u00fckleme \u00e7ubu\u011fuyla veya anlams\u0131z hata kodlar\u0131yla dolu beyaz bir ekranla kar\u015f\u0131la\u015fan kullan\u0131c\u0131lar\u0131n b\u00fcy\u00fck bir \u00e7o\u011funlu\u011fu o siteyi terk eder ve bir daha geri d\u00f6nmez.<\/p>\n\n\n\n<p>Bir web sitesinin y\u00fcklenmemesi, genellikle tek bir nedene ba\u011fl\u0131 de\u011fildir. Arka planda \u00e7al\u0131\u015fan alan ad\u0131 y\u00f6nlendirmelerinden sunucu donan\u0131mlar\u0131na, veritaban\u0131 ileti\u015fiminden yaz\u0131l\u0131m kodlar\u0131na kadar uzanan karma\u015f\u0131k bir zincirin herhangi bir halkas\u0131ndaki kopma, t\u00fcm sistemin durmas\u0131na yol a\u00e7abilir. &#8220;Siteme giremiyorum, ne yapmal\u0131y\u0131m?&#8221; sorusunun yan\u0131t\u0131n\u0131 ar\u0131yorsan\u0131z, do\u011fru yerdesiniz.<\/p>\n\n\n\n<p>Bu kapsaml\u0131 rehberde, bir web sitesinin neden y\u00fcklenmedi\u011fini, arka planda yatan teknik sebepleri, ekran\u0131n\u0131zda beliren o can s\u0131k\u0131c\u0131 HTTP hata kodlar\u0131n\u0131n ne anlama geldi\u011fini ve en \u00f6nemlisi bu sorunlar\u0131 ad\u0131m ad\u0131m nas\u0131l \u00e7\u00f6zebilece\u011finizi en ince ayr\u0131nt\u0131lar\u0131na kadar inceliyoruz.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_71 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u0130\u00e7indekiler<\/p>\n<label for=\"ez-toc-cssicon-toggle-item-6a6eb8d40fc4d\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-6a6eb8d40fc4d\"  aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/#Web_Sitenizin_Yuklenmemesine_Sebep_Olan_Temel_Nedenler\" title=\"Web Sitenizin Y\u00fcklenmemesine Sebep Olan Temel Nedenler\">Web Sitenizin Y\u00fcklenmemesine Sebep Olan Temel Nedenler<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/#1_Alan_Adi_Domain_ve_DNS_Problemleri\" title=\"1. Alan Ad\u0131 (Domain) ve DNS Problemleri\">1. Alan Ad\u0131 (Domain) ve DNS Problemleri<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/#2_Sunucu_Hosting_Kaynakli_Kesintiler\" title=\"2. Sunucu (Hosting) Kaynakl\u0131 Kesintiler\">2. Sunucu (Hosting) Kaynakl\u0131 Kesintiler<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/#3_Yazilim_ve_Kodlama_Hatalari_Beyaz_Ekran_Sorunu\" title=\"3. Yaz\u0131l\u0131m ve Kodlama Hatalar\u0131 (Beyaz Ekran Sorunu)\">3. Yaz\u0131l\u0131m ve Kodlama Hatalar\u0131 (Beyaz Ekran Sorunu)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/#4_Veritabani_Database_Iletisim_Kopukluklari\" title=\"4. Veritaban\u0131 (Database) \u0130leti\u015fim Kopukluklar\u0131\">4. Veritaban\u0131 (Database) \u0130leti\u015fim Kopukluklar\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/#5_SSL_Sertifikasi_ve_Guvenlik_Engellemeleri\" title=\"5. SSL Sertifikas\u0131 ve G\u00fcvenlik Engellemeleri\">5. SSL Sertifikas\u0131 ve G\u00fcvenlik Engellemeleri<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/#En_Sik_Karsilasilan_HTTP_Hata_Kodlari_ve_Anlamlari\" title=\"En S\u0131k Kar\u015f\u0131la\u015f\u0131lan HTTP Hata Kodlar\u0131 ve Anlamlar\u0131\">En S\u0131k Kar\u015f\u0131la\u015f\u0131lan HTTP Hata Kodlar\u0131 ve Anlamlar\u0131<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/#Web_Siteniz_Yuklenmediginde_Adim_Adim_Uygulanacak_Cozum_Yollari\" title=\"Web Siteniz Y\u00fcklenmedi\u011finde Ad\u0131m Ad\u0131m Uygulanacak \u00c7\u00f6z\u00fcm Yollar\u0131\">Web Siteniz Y\u00fcklenmedi\u011finde Ad\u0131m Ad\u0131m Uygulanacak \u00c7\u00f6z\u00fcm Yollar\u0131<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/#Adim_1_Sorunun_Yalnizca_Sizde_Olup_Olmadigini_Dogrulayin\" title=\"Ad\u0131m 1: Sorunun Yaln\u0131zca Sizde Olup Olmad\u0131\u011f\u0131n\u0131 Do\u011frulay\u0131n\">Ad\u0131m 1: Sorunun Yaln\u0131zca Sizde Olup Olmad\u0131\u011f\u0131n\u0131 Do\u011frulay\u0131n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/#Adim_2_Hata_Kayitlarini_Error_Logs_Inceleyin\" title=\"Ad\u0131m 2: Hata Kay\u0131tlar\u0131n\u0131 (Error Logs) \u0130nceleyin\">Ad\u0131m 2: Hata Kay\u0131tlar\u0131n\u0131 (Error Logs) \u0130nceleyin<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/#Adim_3_Eklenti_ve_Temalari_Izole_Edin_WordPress_Icin_Devre_Disi_Birakma\" title=\"Ad\u0131m 3: Eklenti ve Temalar\u0131 \u0130zole Edin (WordPress \u0130\u00e7in Devre D\u0131\u015f\u0131 B\u0131rakma)\">Ad\u0131m 3: Eklenti ve Temalar\u0131 \u0130zole Edin (WordPress \u0130\u00e7in Devre D\u0131\u015f\u0131 B\u0131rakma)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/#Adim_4_Veritabani_ve_htaccess_Dosyasini_Kontrol_Edin\" title=\"Ad\u0131m 4: Veritaban\u0131 ve .htaccess Dosyas\u0131n\u0131 Kontrol Edin\">Ad\u0131m 4: Veritaban\u0131 ve .htaccess Dosyas\u0131n\u0131 Kontrol Edin<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/#Adim_5_Gelistirici_veya_Sunucu_Destegine_Basvurun\" title=\"Ad\u0131m 5: Geli\u015ftirici veya Sunucu Deste\u011fine Ba\u015fvurun\">Ad\u0131m 5: Geli\u015ftirici veya Sunucu Deste\u011fine Ba\u015fvurun<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/#Sonuc\" title=\"Sonu\u00e7\">Sonu\u00e7<\/a><\/li><\/ul><\/nav><\/div>\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Web_Sitenizin_Yuklenmemesine_Sebep_Olan_Temel_Nedenler\"><\/span>Web Sitenizin Y\u00fcklenmemesine Sebep Olan Temel Nedenler<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Sorunu \u00e7\u00f6zmenin ilk kural\u0131, kayna\u011f\u0131n\u0131 do\u011fru tespit etmektir. Bir web sitesi temel olarak \u00fc\u00e7 ana s\u00fctun \u00fczerinde durur: Alan ad\u0131 (Domain), Sunucu (Hosting) ve Yaz\u0131l\u0131m (Kod\/CMS). Bu \u00fc\u00e7l\u00fcden birindeki aksakl\u0131k sitenizi \u00e7evrimd\u0131\u015f\u0131 b\u0131rak\u0131r. \u0130\u015fte en yayg\u0131n nedenler:<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Alan_Adi_Domain_ve_DNS_Problemleri\"><\/span>1. Alan Ad\u0131 (Domain) ve DNS Problemleri<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>\u0130nternetin telefon rehberi olarak bilinen DNS (Domain Name System), insanlar\u0131n okuyabildi\u011fi alan adlar\u0131n\u0131 (ornek.com), bilgisayarlar\u0131n anlad\u0131\u011f\u0131 IP adreslerine \u00e7evirir. E\u011fer bu rehberde bir hata varsa, ziyaret\u00e7ilerin taray\u0131c\u0131lar\u0131 sitenizin nerede bar\u0131nd\u0131\u011f\u0131n\u0131 bulamaz.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u00fcresi Dolan Alan Ad\u0131:<\/strong> En s\u0131k yap\u0131lan ancak en \u00e7ok g\u00f6zden ka\u00e7\u0131r\u0131lan hatad\u0131r. Y\u0131ll\u0131k yenileme periyodunu ka\u00e7\u0131rd\u0131\u011f\u0131n\u0131zda, alan ad\u0131n\u0131z park sayfas\u0131na d\u00fc\u015fer veya tamamen eri\u015fime kapan\u0131r.<\/li>\n\n\n\n<li><strong>Yanl\u0131\u015f NameServer (NS) Y\u00f6nlendirmeleri:<\/strong> Web sitenizin bar\u0131nd\u0131\u011f\u0131 sunucuyu de\u011fi\u015ftirdi\u011finizde, alan ad\u0131n\u0131z\u0131n yeni sunucuyu i\u015faret etmesi gerekir. DNS de\u011fi\u015fikliklerinin t\u00fcm d\u00fcnyada tam olarak oturmas\u0131 (propagasyon s\u00fcreci) 24 ila 48 saat s\u00fcrebilir. \u00d6rne\u011fin, e-ticaret sitesini yeni bir altyap\u0131ya ta\u015f\u0131yan <strong>Feride<\/strong>, NS kay\u0131tlar\u0131n\u0131 de\u011fi\u015ftirdikten hemen sonra sitesine girmeye \u00e7al\u0131\u015ft\u0131\u011f\u0131nda sitenin y\u00fcklenmedi\u011fini g\u00f6rebilir; bu durum tamamen k\u00fcresel DNS \u00f6nbelle\u011finin g\u00fcncellenmesiyle ilgilidir.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Sunucu_Hosting_Kaynakli_Kesintiler\"><\/span>2. Sunucu (Hosting) Kaynakl\u0131 Kesintiler<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Web sitenizin t\u00fcm dosyalar\u0131 fiziksel bir bilgisayarda (sunucuda) bar\u0131n\u0131r. E\u011fer bu fiziksel makine veya \u00fczerindeki sanalla\u015ft\u0131rma yaz\u0131l\u0131mlar\u0131 sorun ya\u015farsa, siteniz y\u00fcklenmez.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Kaynak T\u00fcketimi (CPU ve RAM Limitleri):<\/strong> Sitenize anl\u0131k olarak kapasitenizin \u00e7ok \u00fczerinde bir ziyaret\u00e7i ak\u0131n\u0131 olursa (\u00f6rne\u011fin viral olan bir blog yaz\u0131s\u0131 sonras\u0131), sunucunun i\u015flemcisi ve belle\u011fi %100&#8217;e ula\u015f\u0131r ve yeni gelen ziyaret\u00e7ilere yan\u0131t veremez hale gelir.<\/li>\n\n\n\n<li><strong>Fiziksel veya Planl\u0131 Bak\u0131m Kesintileri:<\/strong> Sunucu taraf\u0131nda yap\u0131lan i\u015fletim sistemi g\u00fcncellemeleri veya veri merkezi taraf\u0131ndaki donan\u0131msal ar\u0131zalar ge\u00e7ici eri\u015fim sorunlar\u0131 yarat\u0131r.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Yazilim_ve_Kodlama_Hatalari_Beyaz_Ekran_Sorunu\"><\/span>3. Yaz\u0131l\u0131m ve Kodlama Hatalar\u0131 (Beyaz Ekran Sorunu)<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>\u00d6zellikle WordPress gibi \u0130\u00e7erik Y\u00f6netim Sistemleri (CMS) kullanan sitelerde y\u00fcklenme sorunlar\u0131n\u0131n ba\u015f akt\u00f6r\u00fc uyumsuz yaz\u0131l\u0131mlard\u0131r.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Hatal\u0131 Eklenti ve Tema G\u00fcncellemeleri:<\/strong> Geli\u015ftirici <strong>Okan<\/strong>, web sitesindeki bir h\u0131zland\u0131rma eklentisini g\u00fcncelledi\u011finde, bu yeni versiyon mevcut temas\u0131yla \u00e7ak\u0131\u015fabilir. Bu kod \u00e7ak\u0131\u015fmas\u0131, PHP dilinde \u00f6l\u00fcmc\u00fcl bir hata (Fatal Error) yaratarak ekrana hi\u00e7bir \u015fey bas\u0131lamamas\u0131na, me\u015fhur &#8220;Beyaz \u00d6l\u00fcm Ekran\u0131&#8221;n\u0131n (White Screen of Death) ortaya \u00e7\u0131kmas\u0131na neden olur.<\/li>\n\n\n\n<li><strong>Sonsuz D\u00f6ng\u00fcler:<\/strong> Yaz\u0131lan hatal\u0131 bir kod blo\u011funun kendi kendini s\u00fcrekli \u00e7a\u011f\u0131rmas\u0131, sunucu kaynaklar\u0131n\u0131 saniyeler i\u00e7inde t\u00fcketerek sitenin y\u00fcklenmesini durdurur.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Veritabani_Database_Iletisim_Kopukluklari\"><\/span>4. Veritaban\u0131 (Database) \u0130leti\u015fim Kopukluklar\u0131<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Modern web siteleri dinamiktir; yaz\u0131lar, \u00fcr\u00fcnler ve kullan\u0131c\u0131 bilgileri MySQL veya MariaDB gibi veritabanlar\u0131nda tutulur.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>E\u011fer web sitenizin yap\u0131land\u0131rma dosyas\u0131ndaki (WordPress i\u00e7in <code>wp-config.php<\/code>) veritaban\u0131 ad\u0131, kullan\u0131c\u0131 ad\u0131 veya \u015fifresi yanl\u0131\u015f girilmi\u015fse sistem verilere ula\u015famaz.<\/li>\n\n\n\n<li>Bu durumda genellikle ekranda beyaz bir zemin \u00fczerinde <strong>&#8220;Error establishing a database connection&#8221; (Veritaban\u0131 ba\u011flant\u0131s\u0131 kurulurken hata olu\u015ftu)<\/strong> uyar\u0131s\u0131 g\u00f6r\u00fcrs\u00fcn\u00fcz.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_SSL_Sertifikasi_ve_Guvenlik_Engellemeleri\"><\/span>5. SSL Sertifikas\u0131 ve G\u00fcvenlik Engellemeleri<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>2026 y\u0131l\u0131n\u0131n modern taray\u0131c\u0131lar\u0131, g\u00fcvenli\u011fe hi\u00e7 olmad\u0131\u011f\u0131 kadar \u00f6nem verir.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u00fcresi Dolan SSL:<\/strong> Sitenizin SSL sertifikas\u0131n\u0131n s\u00fcresi bittiyse, Google Chrome veya Firefox gibi taray\u0131c\u0131lar ziyaret\u00e7inin \u00f6n\u00fcne devasa bir k\u0131rm\u0131z\u0131 ekran koyarak &#8220;Ba\u011flant\u0131n\u0131z Gizli De\u011fil&#8221; uyar\u0131s\u0131 verir. Ziyaret\u00e7i geli\u015fmi\u015f ayarlardan izin vermedik\u00e7e site y\u00fcklenmez.<\/li>\n\n\n\n<li><strong>Kat\u0131 G\u00fcvenlik Duvarlar\u0131 (WAF):<\/strong> G\u00fcvenlik duvar\u0131n\u0131z \u00e7ok agresif ayarlanm\u0131\u015fsa, sitenizin kendi dosyalar\u0131n\u0131 veya me\u015fru ziyaret\u00e7ileri siber sald\u0131rgan sanarak IP bloklamas\u0131 yapabilir.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"En_Sik_Karsilasilan_HTTP_Hata_Kodlari_ve_Anlamlari\"><\/span>En S\u0131k Kar\u015f\u0131la\u015f\u0131lan HTTP Hata Kodlar\u0131 ve Anlamlar\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Siteniz y\u00fcklenmedi\u011finde ekranda beliren \u00fc\u00e7 haneli say\u0131lar, sorunun kayna\u011f\u0131n\u0131 bulman\u0131z i\u00e7in size b\u0131rak\u0131lm\u0131\u015f ipu\u00e7lar\u0131d\u0131r. Bu kodlar\u0131n dilinden anlamak, \u00e7\u00f6z\u00fcm s\u00fcrecini yar\u0131 yar\u0131ya k\u0131salt\u0131r.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>500 Internal Server Error (Sunucu \u0130\u00e7i Hata):<\/strong> En genel ve sinir bozucu hatad\u0131r. &#8220;Sunucuda bir \u015feyler ters gitti ama ne oldu\u011funu ben de tam bilmiyorum&#8221; anlam\u0131na gelir. Genellikle bozuk bir <code>.htaccess<\/code> dosyas\u0131, yanl\u0131\u015f dosya izinleri veya PHP eklenti \u00e7ak\u0131\u015fmalar\u0131ndan kaynaklan\u0131r.<\/li>\n\n\n\n<li><strong>502 Bad Gateway (K\u00f6t\u00fc A\u011f Ge\u00e7idi):<\/strong> Web sitenizin bar\u0131nd\u0131\u011f\u0131 ana sunucu ile \u00f6n\u00fcndeki vekil sunucu (Proxy\/CDN, \u00f6rne\u011fin Cloudflare) aras\u0131nda ileti\u015fimsizlik oldu\u011funda ortaya \u00e7\u0131kar.<\/li>\n\n\n\n<li><strong>503 Service Unavailable (Hizmet Kullan\u0131lam\u0131yor):<\/strong> Sunucunun \u015fu an \u00e7ok me\u015fgul oldu\u011funu ve gelen isteklere yeti\u015femedi\u011fini belirtir. Genellikle ani trafik art\u0131\u015flar\u0131nda veya sunucuda bak\u0131m \u00e7al\u0131\u015fmas\u0131 yap\u0131ld\u0131\u011f\u0131nda g\u00f6r\u00fcl\u00fcr.<\/li>\n\n\n\n<li><strong>504 Gateway Timeout (A\u011f Ge\u00e7idi Zaman A\u015f\u0131m\u0131):<\/strong> Sunucu, gelen iste\u011fi i\u015flemek i\u00e7in \u00e7ok uzun s\u00fcre beklemi\u015f ve sonunda pes etmi\u015ftir. A\u011f\u0131r veritaban\u0131 sorgular\u0131 bu hatay\u0131 tetikler.<\/li>\n\n\n\n<li><strong>403 Forbidden (Yasakland\u0131):<\/strong> \u0130lgili sayfay\u0131 veya dizini g\u00f6r\u00fcnt\u00fclemek i\u00e7in gerekli izinlere sahip olmad\u0131\u011f\u0131n\u0131z\u0131 g\u00f6sterir. Dosya okuma\/yazma izinlerinin (CHMOD) yanl\u0131\u015f ayarlanmas\u0131ndan kaynaklan\u0131r.<\/li>\n\n\n\n<li><strong>404 Not Found (Bulunamad\u0131):<\/strong> Sitenin ana omurgas\u0131 \u00e7al\u0131\u015f\u0131yordur ancak ziyaret edilmek istenen spesifik sayfa, g\u00f6rsel veya dosya sunucuda yoktur. Silinmi\u015f bir sayfaya veya yanl\u0131\u015f yaz\u0131lm\u0131\u015f bir URL&#8217;ye i\u015faret eder.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Web_Siteniz_Yuklenmediginde_Adim_Adim_Uygulanacak_Cozum_Yollari\"><\/span>Web Siteniz Y\u00fcklenmedi\u011finde Ad\u0131m Ad\u0131m Uygulanacak \u00c7\u00f6z\u00fcm Yollar\u0131<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>E\u011fer web sitenize giremiyorsan\u0131z pani\u011fe kap\u0131lmay\u0131n. Problemi izole ederek \u00e7\u00f6z\u00fcme ula\u015fmak i\u00e7in a\u015fa\u011f\u0131daki teknik ad\u0131mlar\u0131 s\u0131ras\u0131yla uygulay\u0131n.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Adim_1_Sorunun_Yalnizca_Sizde_Olup_Olmadigini_Dogrulayin\"><\/span>Ad\u0131m 1: Sorunun Yaln\u0131zca Sizde Olup Olmad\u0131\u011f\u0131n\u0131 Do\u011frulay\u0131n<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Bazen sorun sitenizde de\u011fil, sizin internet ba\u011flant\u0131n\u0131zda, taray\u0131c\u0131n\u0131z\u0131n \u00f6nbelle\u011finde (cache) veya internet servis sa\u011flay\u0131c\u0131n\u0131z\u0131n DNS&#8217;lerinde olabilir.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Test Edin:<\/strong> \u0130lk olarak sitenizi ak\u0131ll\u0131 telefonunuzun h\u00fccresel verisi (Wi-Fi kapal\u0131 \u015fekilde) \u00fczerinden a\u00e7may\u0131 deneyin. Veya internette yer alan \u00fccretsiz <em>&#8220;Down For Everyone Or Just Me&#8221;<\/em> (Sadece bende mi \u00e7\u00f6k\u00fck, herkeste mi?) tarz\u0131 ara\u00e7lar\u0131 kullanarak sitenizin k\u00fcresel durumunu kontrol edin.<\/li>\n\n\n\n<li>E\u011fer site ba\u015fkalar\u0131nda a\u00e7\u0131l\u0131p sadece sizde a\u00e7\u0131lm\u0131yorsa; taray\u0131c\u0131 ge\u00e7mi\u015finizi temizleyin (Ctrl + F5 ile sert yenileme yap\u0131n), modeminizi yeniden ba\u015flat\u0131n veya bilgisayar\u0131n\u0131z\u0131n DNS ayarlar\u0131n\u0131 de\u011fi\u015ftirin.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Adim_2_Hata_Kayitlarini_Error_Logs_Inceleyin\"><\/span>Ad\u0131m 2: Hata Kay\u0131tlar\u0131n\u0131 (Error Logs) \u0130nceleyin<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Ekranda sadece 500 hatas\u0131 veya bo\u015f bir sayfa g\u00f6r\u00fcyorsan\u0131z, sunucunun size as\u0131l sorunu anlatt\u0131\u011f\u0131 gizli g\u00fcnl\u00fc\u011fe bakman\u0131z gerekir. Hata kay\u0131tlar\u0131 yalan s\u00f6ylemez.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sunucu kontrol panelinize girin ve <strong>Error Logs (Hata G\u00fcnl\u00fckleri)<\/strong> b\u00f6l\u00fcm\u00fcn\u00fc bulun. Orada hatan\u0131n tam olarak hangi dosyan\u0131n, hangi sat\u0131r\u0131nda ger\u00e7ekle\u015fti\u011fi yazacakt\u0131r.<\/li>\n\n\n\n<li>E\u011fer WordPress kullan\u0131yorsan\u0131z, i\u00e7erik y\u00f6neticisi <strong>R\u00fczgar<\/strong>&#8216;\u0131n yapt\u0131\u011f\u0131 gibi FTP \u00fczerinden sitenize ba\u011flan\u0131n, ana dizindeki <code>wp-config.php<\/code> dosyas\u0131n\u0131 a\u00e7\u0131n ve \u015fu sat\u0131r\u0131 bularak <code>true<\/code> olarak de\u011fi\u015ftirin: <code>define( 'WP_DEBUG', true );<\/code> Bunu kaydetti\u011finizde, sitenizi yeniledi\u011finiz an beyaz ekran kaybolacak ve size soruna neden olan eklentinin veya dosyan\u0131n tam ad\u0131n\u0131 ekrana basacakt\u0131r. Hatay\u0131 g\u00f6rd\u00fckten sonra bu kodu tekrar <code>false<\/code> yapmay\u0131 unutmay\u0131n.<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Adim_3_Eklenti_ve_Temalari_Izole_Edin_WordPress_Icin_Devre_Disi_Birakma\"><\/span>Ad\u0131m 3: Eklenti ve Temalar\u0131 \u0130zole Edin (WordPress \u0130\u00e7in Devre D\u0131\u015f\u0131 B\u0131rakma)<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Sitenin y\u00fcklenmemesine bir yaz\u0131l\u0131m g\u00fcncellemesinin sebep oldu\u011fundan \u015f\u00fcpheleniyorsan\u0131z, y\u00f6netim paneline (wp-admin) giremeseniz bile t\u00fcm eklentileri etkisiz hale getirebilirsiniz.<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>FTP veya sunucu panelinizdeki Dosya Y\u00f6neticisi arac\u0131l\u0131\u011f\u0131yla sitenizin dosyalar\u0131na ba\u011flan\u0131n.<\/li>\n\n\n\n<li><code>wp-content<\/code> klas\u00f6r\u00fcn\u00fcn i\u00e7ine girin.<\/li>\n\n\n\n<li>Orada bulunan <code>plugins<\/code> (eklentiler) klas\u00f6r\u00fcn\u00fcn ad\u0131n\u0131 sa\u011f t\u0131klay\u0131p <code>plugins_eski<\/code> veya <code>plugins_iptal<\/code> olarak de\u011fi\u015ftirin.<\/li>\n\n\n\n<li>Sitenizi tekrar y\u00fcklemeyi deneyin. E\u011fer siteniz a\u00e7\u0131ld\u0131ysa, sorun kesinlikle bir eklentidedir.<\/li>\n\n\n\n<li>Klas\u00f6r\u00fcn ad\u0131n\u0131 tekrar orijinal hali olan <code>plugins<\/code> yap\u0131n. Sonra klas\u00f6r\u00fcn i\u00e7ine girip eklentilerin klas\u00f6r isimlerini tek tek de\u011fi\u015ftirerek ar\u0131zal\u0131 olan\u0131 (&#8220;su\u00e7luyu&#8221;) tespit edin. Ayn\u0131 i\u015flemi <code>themes<\/code> klas\u00f6r\u00fc alt\u0131ndaki aktif teman\u0131z i\u00e7in de uygulayabilirsiniz.<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Adim_4_Veritabani_ve_htaccess_Dosyasini_Kontrol_Edin\"><\/span>Ad\u0131m 4: Veritaban\u0131 ve <code>.htaccess<\/code> Dosyas\u0131n\u0131 Kontrol Edin<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Veritaban\u0131 ba\u011flant\u0131 hatas\u0131 al\u0131yorsan\u0131z, Hosting panelinizden &#8220;MySQL Veritabanlar\u0131&#8221; b\u00f6l\u00fcm\u00fcne girin. Oradaki veritaban\u0131 ad\u0131n\u0131n, veritaban\u0131 kullan\u0131c\u0131s\u0131n\u0131n ve \u015fifrenin, <code>wp-config.php<\/code> (veya ilgili sistemin ayar dosyas\u0131) i\u00e7indeki bilgilerle karakteri karakterine (bo\u015fluklar dahil) ayn\u0131 olup olmad\u0131\u011f\u0131n\u0131 teyit edin.<\/p>\n\n\n\n<p>Bazen \u00e7ok basit bir virg\u00fcl hatas\u0131 veya g\u00fcvenlik eklentisinin <code>.htaccess<\/code> dosyas\u0131na yazd\u0131\u011f\u0131 yanl\u0131\u015f bir kural t\u00fcm siteyi kilitler. Ana dizindeki <code>.htaccess<\/code> dosyan\u0131z\u0131n ad\u0131n\u0131 <code>.htaccess_yedek<\/code> yaparak devre d\u0131\u015f\u0131 b\u0131rak\u0131n ve sitenin y\u00fcklenip y\u00fcklenmedi\u011fine bak\u0131n. Sistem varsay\u0131lan ayarlara d\u00f6necek ve muhtemelen a\u00e7\u0131lacakt\u0131r (Kal\u0131c\u0131 ba\u011flant\u0131lar\u0131n \u00e7al\u0131\u015fmas\u0131 i\u00e7in daha sonra panelden ayarlar\u0131 tekrar kaydetmeniz gerekebilir).<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Adim_5_Gelistirici_veya_Sunucu_Destegine_Basvurun\"><\/span>Ad\u0131m 5: Geli\u015ftirici veya Sunucu Deste\u011fine Ba\u015fvurun<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Blogger <strong>Nalan<\/strong>, uygulad\u0131\u011f\u0131 hi\u00e7bir kod de\u011fi\u015fikli\u011finden sonu\u00e7 alamam\u0131\u015fsa, sorun onun yetki alan\u0131n\u0131n (hosting limitlerinin) d\u0131\u015f\u0131nda olabilir. Disk alan\u0131n\u0131z\u0131n (Kota) %100 dolmu\u015f olmas\u0131, sunucudaki Inode (Dosya say\u0131s\u0131) s\u0131n\u0131r\u0131na tak\u0131lman\u0131z veya sunucu taraf\u0131nda bir \u00e7\u00f6kme ya\u015fanmas\u0131 durumunda sizin yapabilece\u011finiz teknik bir m\u00fcdahale yoktur. Bu noktada durumu detayl\u0131ca a\u00e7\u0131klayan (yapm\u0131\u015f oldu\u011funuz testleri de belirten) bir destek talebi (Ticket) olu\u015fturarak servis sa\u011flay\u0131c\u0131n\u0131z\u0131n sistem y\u00f6neticilerinden yard\u0131m almal\u0131s\u0131n\u0131z.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Sonuc\"><\/span>Sonu\u00e7<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Web sitenizin y\u00fcklenmemesi her zaman stres verici bir durumdur. Ancak unutmay\u0131n ki dijital d\u00fcnyada &#8220;sebepsiz&#8221; bir \u00e7\u00f6k\u00fc\u015f yoktur; her kesintinin ard\u0131nda mutlaka teknik, mant\u0131ksal veya donan\u0131msal bir neden yatar. Sorun kar\u015f\u0131s\u0131nda rastgele dosyalar silmek veya kodlar eklemek yerine, bu rehberdeki gibi ad\u0131m ad\u0131m &#8220;eleme y\u00f6ntemini&#8221; (\u0130nternetim mi? &gt; DNS mi? &gt; Eklenti mi? &gt; Veritaban\u0131 m\u0131?) kullanmak, sizi en k\u0131sa s\u00fcrede \u00e7\u00f6z\u00fcme ula\u015ft\u0131racakt\u0131r.<\/p>\n\n\n\n<p>Bu tarz kriz anlar\u0131n\u0131 en az hasarla atlatman\u0131n en kesin yolu ise proaktif olmakt\u0131r. Sitenizin anl\u0131k durumunu \u00f6l\u00e7en monit\u00f6r sistemleri (Uptime Robot vb.) kullanmak ve g\u00fcnl\u00fck\/haftal\u0131k periyotlarla yedek (Backup) almak, siteniz telafisi zor bir yaz\u0131l\u0131m hatas\u0131yla y\u00fcklenmedi\u011finde saniyeler i\u00e7inde eski ve sa\u011fl\u0131kl\u0131 bir versiyona geri d\u00f6nebilmenizin en b\u00fcy\u00fck g\u00fcvencesidir.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dijital d\u00fcnyada bir web sitesinin kesintisiz olarak yay\u0131nda kalmas\u0131, o<a href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/\">&#8230;<\/a><\/p>\n","protected":false},"author":6,"featured_media":23709,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-23707","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-genel"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.cenuta.com\/blog\/web-siteniz-neden-acilmiyor-site-yuklenme-hatalarinin-nedenleri-ve-kesin-cozum-yollari-2026\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Web Siteniz Neden A\u00e7\u0131lm\u0131yor? 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