{"id":381,"date":"2026-09-19T11:37:53","date_gmt":"2026-09-19T11:37:53","guid":{"rendered":"https:\/\/rbl.watch\/blog\/spam-tekrarini-onleme\/"},"modified":"2026-09-19T11:37:53","modified_gmt":"2026-09-19T11:37:53","slug":"spam-tekrarini-onleme","status":"publish","type":"post","link":"https:\/\/rbl.watch\/blog\/spam-tekrarini-onleme\/","title":{"rendered":"Bir Daha Listelenmemek \u0130\u00e7in Kal\u0131c\u0131 \u00d6nlemler"},"content":{"rendered":"\n<div style=\"border-left:4px solid #f59e0b;background:#fffbeb;padding:14px 18px;border-radius:8px;margin:0 0 8px;\">\n<strong>\u26a0\ufe0f \u00d6nce \u015funu bilin:<\/strong> Bu makale olay <em>kapand\u0131ktan sonra<\/em> okunur. H\u00e2l\u00e2 spam \u00e7\u0131k\u0131yorsa \u00f6nce <a href=\"\/blog\/sunucudan-spam-tespiti\/\">kayna\u011f\u0131 bulun<\/a>; \u00e7\u0131karma talebi her zaman son ad\u0131md\u0131r (<a href=\"\/blog\/delist-oncesi-kontrol-listesi\/\">neden?<\/a>).\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Bir sunucunun tekrar tekrar kara listeye d\u00fc\u015fmesinin neredeyse tamam\u0131, a\u015fa\u011f\u0131daki \u00f6nlemlerden birinin eksikli\u011finden kaynaklan\u0131r. Kayna\u011f\u0131 bulup kapatt\u0131ysan\u0131z (bkz. platform rehberleri), bu makale ayn\u0131 olay\u0131n bir daha ya\u015fanmamas\u0131 i\u00e7in kal\u0131c\u0131 katmanlar\u0131 kurar.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">1. Giden Mail Limitleri<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tek bir ele ge\u00e7irilmi\u015f hesap veya script, limit yoksa saatte on binlerce mail g\u00f6nderip IP&#8217;yi an\u0131nda bat\u0131r\u0131r. Platform ba\u015f\u0131na limit:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>cPanel\/WHM:<\/strong> &#8220;Max hourly emails&#8221; (hesap\/paket ba\u015f\u0131na)<\/li>\n<li><strong>Plesk:<\/strong> Abonelik \/ alan ad\u0131 \/ posta kutusu seviyesinde &#8220;limit outgoing messages&#8221;<\/li>\n<li><strong>Zimbra:<\/strong> cbpolicyd ile hesap ba\u015f\u0131na g\u00f6nderim limiti<\/li>\n<li><strong>Postfix:<\/strong> anvil limitleri + postfwd ile h\u0131z s\u0131n\u0131rlama<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">2. Kimlik Do\u011frulama Sertle\u015ftirme<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>G\u00fc\u00e7l\u00fc parola zorunlulu\u011fu (ele ge\u00e7irmelerin \u00e7o\u011fu zay\u0131f paroladan olur)<\/li>\n<li>M\u00fcmk\u00fcnse iki a\u015famal\u0131 do\u011frulama (2FA)<\/li>\n<li>Co\u011frafi k\u0131s\u0131tlama: yaln\u0131zca beklenen \u00fclkelerden SMTP AUTH&#8217;a izin<\/li>\n<li>Ba\u015far\u0131s\u0131z giri\u015f denemelerine h\u0131z s\u0131n\u0131r\u0131 \/ fail2ban<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">3. PTR, SPF, DKIM, DMARC<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Eksik kimlik do\u011frulama kay\u0131tlar\u0131 hem teslimat\u0131 d\u00fc\u015f\u00fcr\u00fcr hem de alan ad\u0131n\u0131z\u0131n k\u00f6t\u00fcye kullan\u0131m\u0131n\u0131 kolayla\u015ft\u0131r\u0131r. Hepsinin do\u011fru oldu\u011fundan emin olun ve alan ad\u0131n\u0131z\u0131 <a href=\"\/tools\/e-posta-saglik-kontrolu\">e-posta sa\u011fl\u0131k kontrol\u00fc<\/a> ile denetleyin. Kay\u0131tlar\u0131n ne i\u015fe yarad\u0131\u011f\u0131n\u0131 <a href=\"\/blog\/spf-dkim-ve-dmarc-nedir-e-posta-kimlik-dogrulama\/\">SPF\/DKIM\/DMARC rehberinde<\/a> bulabilirsiniz.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4. Giden Mail Filtreleme<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Sunucudan <em>\u00e7\u0131kan<\/em> maili taramak, kara listeye d\u00fc\u015fmeden \u00f6nce spam&#8217;i yakalaman\u0131n en etkili yoludur. Outbound tarama, ele ge\u00e7irilmi\u015f bir hesab\u0131n spam&#8217;ini daha ilk mesajlarda durdurur. <a href=\"https:\/\/www.ihs.com.tr\/anti-spam\/kangal-eposta-anti-spam.html\" target=\"_blank\" rel=\"noopener\">IHS Kangal E-posta Anti-Spam<\/a> gibi bir \u00e7\u00f6z\u00fcm bu katman\u0131 sa\u011flar.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">5. \u0130zleme: Erken Uyar\u0131<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Kara listeye d\u00fc\u015ft\u00fc\u011f\u00fcn\u00fcz\u00fc m\u00fc\u015fteriden \u00f6\u011frenmek en k\u00f6t\u00fc senaryodur. \u00dc\u00e7 sinyali s\u00fcrekli izleyin:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>RBL takibi:<\/strong> IP&#8217;lerinizin kara liste durumunu otomatik izleyin \u2014 <a href=\"\/blacklist-check\">kara liste sorgulama<\/a>.<\/li>\n<li><strong>Kuyruk e\u015fi\u011fi uyar\u0131s\u0131:<\/strong> Kuyruk belirli bir say\u0131y\u0131 a\u015f\u0131nca alarm.<\/li>\n<li><strong>G\u00f6nderim hacmi anomalisi:<\/strong> Ani hacim art\u0131\u015f\u0131nda bildirim.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Onlarca IP&#8217;yi elle takip etmek pratik de\u011fildir; listelenme ilk saatte yakalanmazsa teslimat \u00e7oktan zarar g\u00f6r\u00fcr. <strong>RBL Watch<\/strong>, IP&#8217;lerinizi \u00e7ok say\u0131da kara listede s\u00fcrekli izleyip listelenmede an\u0131nda bildirim g\u00f6nderir \u2014 \u00fcstelik bildirime, sunucu tipinize g\u00f6re do\u011fru <a href=\"\/blog\/sunucudan-spam-tespiti\/\">tespit rehberinin<\/a> ba\u011flant\u0131s\u0131n\u0131 ekler.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">6. M\u00fc\u015fteri Bazl\u0131 Ayr\u0131\u015ft\u0131rma<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Payla\u015f\u0131ml\u0131 ortamda tek bir k\u00f6t\u00fc m\u00fc\u015fteri, t\u00fcm IP blo\u011funu bat\u0131rabilir. Y\u00fcksek riskli veya y\u00fcksek hacimli g\u00f6ndericileri ayr\u0131 IP&#8217;lere\/aral\u0131klara ta\u015f\u0131yarak &#8220;kom\u015fu etkisini&#8221; s\u0131n\u0131rlay\u0131n; kritik g\u00f6nderimler i\u00e7in ayr\u0131, temiz bir g\u00f6nderim IP&#8217;si kullan\u0131n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kal\u0131c\u0131 Koruma Kontrol Listesi<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u2610 Giden mail limitleri her seviyede tan\u0131ml\u0131<\/li>\n<li>\u2610 G\u00fc\u00e7l\u00fc parola + (m\u00fcmk\u00fcnse) 2FA + co\u011frafi k\u0131s\u0131tlama<\/li>\n<li>\u2610 PTR, SPF, DKIM, DMARC tam ve do\u011fru<\/li>\n<li>\u2610 Giden mail taramas\u0131 devrede<\/li>\n<li>\u2610 RBL + kuyruk + hacim izleme ve uyar\u0131lar\u0131 kurulu<\/li>\n<li>\u2610 Y\u00fcksek riskli g\u00f6ndericiler ayr\u0131\u015ft\u0131r\u0131ld\u0131<\/li>\n<\/ul>\n\n","protected":false},"excerpt":{"rendered":"<p>\u26a0\ufe0f \u00d6nce \u015funu bilin: Bu makale olay kapand\u0131ktan sonra okunur. H\u00e2l\u00e2 spam \u00e7\u0131k\u0131yorsa \u00f6nce kayna\u011f\u0131 bulun; \u00e7\u0131karma talebi her zaman son ad\u0131md\u0131r (neden?). Bir sunucunun tekrar tekrar kara listeye d\u00fc\u015fmesinin neredeyse tamam\u0131, a\u015fa\u011f\u0131daki \u00f6nlemlerden birinin eksikli\u011finden kaynaklan\u0131r. Kayna\u011f\u0131 bulup kapatt\u0131ysan\u0131z (bkz. platform rehberleri), bu makale ayn\u0131 olay\u0131n bir daha ya\u015fanmamas\u0131 i\u00e7in kal\u0131c\u0131 katmanlar\u0131 kurar. 1. &#8230; <a title=\"Bir Daha Listelenmemek \u0130\u00e7in Kal\u0131c\u0131 \u00d6nlemler\" class=\"read-more\" href=\"https:\/\/rbl.watch\/blog\/spam-tekrarini-onleme\/\" aria-label=\"Read more about Bir Daha Listelenmemek \u0130\u00e7in Kal\u0131c\u0131 \u00d6nlemler\">Devam\u0131n\u0131 oku<\/a><\/p>\n","protected":false},"author":2,"featured_media":382,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-381","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ip-reputation"],"_links":{"self":[{"href":"https:\/\/rbl.watch\/blog\/wp-json\/wp\/v2\/posts\/381","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rbl.watch\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rbl.watch\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rbl.watch\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/rbl.watch\/blog\/wp-json\/wp\/v2\/comments?post=381"}],"version-history":[{"count":0,"href":"https:\/\/rbl.watch\/blog\/wp-json\/wp\/v2\/posts\/381\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rbl.watch\/blog\/wp-json\/wp\/v2\/media\/382"}],"wp:attachment":[{"href":"https:\/\/rbl.watch\/blog\/wp-json\/wp\/v2\/media?parent=381"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rbl.watch\/blog\/wp-json\/wp\/v2\/categories?post=381"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rbl.watch\/blog\/wp-json\/wp\/v2\/tags?post=381"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}