{"id":2409,"date":"2026-09-12T16:51:07","date_gmt":"2026-09-12T16:51:07","guid":{"rendered":"https:\/\/narhost.com\/blog\/imap-mi-pop3-mu\/"},"modified":"2026-09-12T16:51:17","modified_gmt":"2026-09-12T16:51:17","slug":"imap-mi-pop3-mu","status":"publish","type":"post","link":"https:\/\/narhost.com\/blog\/imap-mi-pop3-mu\/","title":{"rendered":"E-posta \u0130\u00e7in IMAP mi POP3 m\u00fc Kullanmal\u0131s\u0131n\u0131z"},"content":{"rendered":"<div id=\"ai-ozet\" class=\"ai-box\">\n<p class=\"ai-box-title\">K\u0131saca \u00f6zet<\/p>\n<ul>\n<li>IMAP mi POP3 m\u00fc sorusunun k\u0131sa cevab\u0131 cihaz senkronizasyonudur: birden fazla cihazdan (telefon, bilgisayar, taray\u0131c\u0131) ayn\u0131 posta kutusuna bak\u0131yorsan\u0131z IMAP, tek bir cihazdan indirip yerelde saklayacaksan\u0131z POP3 uygundur.<\/li>\n<li>IMAP, e-postalar\u0131 sunucuda tutar ve her cihazda ayn\u0131 klas\u00f6r yap\u0131s\u0131n\u0131 g\u00f6sterir; bir cihazda okudu\u011funuz e-posta di\u011ferinde de okunmu\u015f g\u00f6r\u00fcn\u00fcr.<\/li>\n<li>POP3, e-postalar\u0131 genelde sunucudan indirip yerel cihaza ta\u015f\u0131r; sunucudaki kopya varsay\u0131lan ayarla silinir, bu y\u00fczden ikinci bir cihazda ayn\u0131 e-postalar g\u00f6r\u00fcnmeyebilir.<\/li>\n<li>Narhost&#8217;ta gelen posta i\u00e7in IMAP 993 (SSL) veya 143, POP3 i\u00e7in 995 (SSL) veya 110, giden posta i\u00e7in SMTP 465 (SSL) veya 587 portu kullan\u0131l\u0131r.<\/li>\n<li>Sunucu depolama alan\u0131n\u0131z s\u0131n\u0131rl\u0131ysa POP3 alan\u0131 bo\u015falt\u0131r; IMAP ise t\u00fcm e-postalar\u0131 sunucuda tuttu\u011fu i\u00e7in kota daha h\u0131zl\u0131 dolabilir.<\/li>\n<li>\u00c7o\u011fu g\u00fcncel istemci (Outlook, Thunderbird, telefon uygulamalar\u0131) varsay\u0131lan olarak IMAP \u00f6nerir; POP3 art\u0131k \u00e7o\u011funlukla eski sistemlerle uyumluluk i\u00e7in tercih edilir.<\/li>\n<\/ul>\n<\/div>\n<p>E-posta hesab\u0131n\u0131z\u0131 bir istemciye eklerken kar\u015f\u0131n\u0131za IMAP ve POP3 se\u00e7ene\u011fi \u00e7\u0131kar; \u00e7o\u011fu kullan\u0131c\u0131 fark\u0131n ne oldu\u011funu bilmeden varsay\u0131lan\u0131 se\u00e7er. IMAP mi POP3 m\u00fc sorusu asl\u0131nda bir cihaz senkronizasyonu sorusudur. Bu yaz\u0131da iki protokol\u00fcn nas\u0131l \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131, port numaralar\u0131n\u0131 ve hangi durumda hangisinin uygun oldu\u011funu anlat\u0131yoruz.<\/p>\n<figure class=\"nh-sema\"><img loading=\"lazy\" src=\"https:\/\/narhost.com\/destek\/wp-content\/uploads\/2026\/09\/imap-mi-pop3-mu-sema-narhost.webp\" alt=\"IMAP mi POP3 m\u00fc karar\u0131n\u0131 cihaz senkronizasyonu ve port numaralar\u0131yla g\u00f6steren \u015fema\" width=\"1200\" height=\"500\" loading=\"lazy\" decoding=\"async\"><figcaption>IMAP e-postay\u0131 sunucuda tutar, POP3 yerel cihaza indirir; port ve senkronizasyon fark\u0131 buradan do\u011far.<\/figcaption><\/figure>\n<h2>IMAP mi POP3 m\u00fc, protokoller ne yapar?<\/h2>\n<p>IMAP (Internet Message Access Protocol), e-postalar\u0131 sunucuda tutar ve istemciye yaln\u0131zca g\u00f6r\u00fcnt\u00fcleme eri\u015fimi verir; bir klas\u00f6rdeki de\u011fi\u015fiklik t\u00fcm cihazlara yans\u0131r. POP3 (Post Office Protocol) ise e-postalar\u0131 sunucudan indirip yerel cihaza ta\u015f\u0131mak i\u00e7in tasarlanm\u0131\u015ft\u0131r; varsay\u0131lan ayarda indirilen e-posta sunucudan silinir. \u0130ki protokol\u00fcn teknik tan\u0131m\u0131 s\u0131ras\u0131yla <a href=\"https:\/\/www.rfc-editor.org\/rfc\/rfc3501\" title=\"RFC 3501 \u2014 IMAP4rev1 protokol\u00fcn\u00fcn resmi tan\u0131m\u0131\" target=\"_blank\" rel=\"noopener\">RFC 3501&#8217;de<\/a> ve <a href=\"https:\/\/www.rfc-editor.org\/rfc\/rfc1939\" title=\"RFC 1939 \u2014 POP3 protokol\u00fcn\u00fcn resmi tan\u0131m\u0131\" target=\"_blank\" rel=\"noopener\">RFC 1939&#8217;da<\/a> yay\u0131nl\u0131d\u0131r.<\/p>\n<div class=\"highlight-box\">\n<p class=\"label\">Bilgi<\/p>\n<p>IMAP ve POP3 yaln\u0131zca gelen postay\u0131 y\u00f6netir; giden posta her iki durumda da SMTP protokol\u00fcyle g\u00f6nderilir. Bir istemci kurulumunda \u00fc\u00e7 ayar\u0131 da (gelen protokol, port, giden SMTP) do\u011fru girmek gerekir.<\/p>\n<\/div>\n<h2>Cihaz senkronizasyonu a\u00e7\u0131s\u0131ndan fark nedir?<\/h2>\n<p>Telefon, diz\u00fcst\u00fc bilgisayar ve taray\u0131c\u0131dan ayn\u0131 posta kutusuna bak\u0131yorsan\u0131z IMAP tek do\u011fru se\u00e7enektir: bir cihazda sildi\u011finiz veya okudu\u011funuz e-posta di\u011fer cihazlarda da ayn\u0131 durumda g\u00f6r\u00fcn\u00fcr. POP3&#8217;te her cihaz sunucudan ba\u011f\u0131ms\u0131z bir kopya indirdi\u011fi i\u00e7in cihazlar aras\u0131nda tutarl\u0131l\u0131k olmaz; bir cihazda g\u00f6rd\u00fc\u011f\u00fcn\u00fcz e-postay\u0131 di\u011ferinde bulamayabilirsiniz.<\/p>\n<table>\n<thead>\n<tr>\n<th>\u00d6zellik<\/th>\n<th>IMAP<\/th>\n<th>POP3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>E-posta konumu<\/td>\n<td>Sunucuda kal\u0131r<\/td>\n<td>Yerel cihaza indirilir<\/td>\n<\/tr>\n<tr>\n<td>\u00c7oklu cihaz<\/td>\n<td>T\u00fcm cihazlarda senkron<\/td>\n<td>Cihazlar ba\u011f\u0131ms\u0131z \u00e7al\u0131\u015f\u0131r<\/td>\n<\/tr>\n<tr>\n<td>Sunucu depolamas\u0131<\/td>\n<td>Daha h\u0131zl\u0131 dolar<\/td>\n<td>\u0130ndirilen postalar i\u00e7in bo\u015fal\u0131r<\/td>\n<\/tr>\n<tr>\n<td>SSL portu<\/td>\n<td>993<\/td>\n<td>995<\/td>\n<\/tr>\n<tr>\n<td>SSL&#8217;siz port<\/td>\n<td>143<\/td>\n<td>110<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"senaryo-block\">\n<p class=\"label\">\u00d6rnek senaryo<\/p>\n<p>Bir muhasebe b\u00fcrosu \u00e7al\u0131\u015fan\u0131, ofis bilgisayar\u0131nda POP3 ile kurulan e-posta hesab\u0131n\u0131 evden ba\u011fland\u0131\u011f\u0131 diz\u00fcst\u00fc bilgisayar\u0131nda da eklemek istedi. Ofiste okudu\u011fu ve ar\u015fivledi\u011fi e-postalar\u0131n hi\u00e7biri evdeki bilgisayarda g\u00f6r\u00fcnmedi, \u00e7\u00fcnk\u00fc POP3 postalar\u0131 sunucudan indirip siliyordu. Hesab\u0131 IMAP olarak yeniden kurunca iki cihaz da ayn\u0131 klas\u00f6r yap\u0131s\u0131n\u0131 g\u00f6stermeye ba\u015flad\u0131.<\/p>\n<\/div>\n<h2>Depolama ve kota a\u00e7\u0131s\u0131ndan hangisi avantajl\u0131?<\/h2>\n<p>IMAP&#8217;te t\u00fcm e-postalar sunucuda kald\u0131\u011f\u0131 i\u00e7in hesap kotan\u0131z daha h\u0131zl\u0131 dolar; eski e-postalar\u0131 d\u00fczenli olarak ar\u015fivlemeniz gerekir. POP3&#8217;te e-postalar yerel cihaza ta\u015f\u0131nd\u0131\u011f\u0131 i\u00e7in sunucu kotas\u0131 daha az dolar, ama bu durumda yedekleme sorumlulu\u011fu tamamen kullan\u0131c\u0131ya ge\u00e7er; cihaz ar\u0131zalan\u0131rsa sunucuda kopya kalmayabilir.<\/p>\n<div class=\"warn-box\">\n<p class=\"label\">Dikkat<\/p>\n<p>POP3&#8217;\u00fc birden fazla cihazda &#8220;sunucuda b\u0131rak&#8221; ayar\u0131 olmadan kullanmak, e-postalar\u0131n cihazlar aras\u0131nda tutars\u0131z g\u00f6r\u00fcnmesine yol a\u00e7ar. Birden fazla cihaz kullan\u0131yorsan\u0131z POP3 yerine IMAP tercih edin ya da POP3&#8217;te postalar\u0131 sunucuda tutma s\u00fcresini ayarlay\u0131n.<\/p>\n<\/div>\n<h2>Hangi durumda POP3 h\u00e2l\u00e2 tercih edilir?<\/h2>\n<p>Tek bir cihazdan ba\u011flanan, sunucu depolama alan\u0131n\u0131 d\u00fc\u015f\u00fck tutmak isteyen ya da e-postalar\u0131 tamamen yerel olarak ar\u015fivlemek isteyen kullan\u0131c\u0131lar i\u00e7in POP3 h\u00e2l\u00e2 anlaml\u0131d\u0131r. \u0130nternet ba\u011flant\u0131s\u0131 s\u0131n\u0131rl\u0131 olan ya da yaln\u0131zca periyodik olarak postalar\u0131 indirip kapal\u0131 ortamda okumak isteyen kullan\u0131c\u0131lar da POP3&#8217;\u00fc tercih edebilir.<\/p>\n<div class=\"success-box\">\n<p class=\"label\">Sonu\u00e7<\/p>\n<p>G\u00fcn\u00fcm\u00fczde \u00e7o\u011fu kullan\u0131c\u0131 birden fazla cihaz kulland\u0131\u011f\u0131 i\u00e7in IMAP varsay\u0131lan ve do\u011fru se\u00e7imdir; POP3, tek cihazl\u0131 ve sunucu depolamas\u0131n\u0131 s\u0131n\u0131rl\u0131 tutmak isteyen az say\u0131daki senaryo i\u00e7in h\u00e2l\u00e2 ge\u00e7erlidir.<\/p>\n<\/div>\n<h2>Narhost&#8217;ta port ve sunucu ayarlar\u0131 nas\u0131l bulunur?<\/h2>\n<p>Gelen posta i\u00e7in IMAP 993 (SSL) ya da 143, POP3 i\u00e7in 995 (SSL) ya da 110, giden posta i\u00e7in SMTP 465 (SSL) ya da 587 portu kullan\u0131l\u0131r; sunucu ad\u0131 olarak hesab\u0131n bulundu\u011fu sunucunun ad\u0131 yaz\u0131l\u0131r. \u0130stemci kurulum ad\u0131mlar\u0131 i\u00e7in <a href=\"https:\/\/narhost.com\/destek\/e-posta-kurulum-ve-sorun-giderme-rehberi\/\" title=\"E-posta kurulum ve sorun giderme rehberi \u2014 Narhost Destek Merkezi\">e-posta kurulum ve sorun giderme rehberine<\/a> bakabilirsiniz; rehber Outlook, Thunderbird ve mobil cihaz kurulumlar\u0131n\u0131 ayr\u0131 ayr\u0131 anlat\u0131r.<\/p>\n<h2>IMAP mi POP3 m\u00fc karar\u0131n\u0131 hangi ba\u011flamda vermelisiniz?<\/h2>\n<p>Bu karar, hesab\u0131 hangi hosting yap\u0131s\u0131 \u00fczerinde a\u00e7t\u0131\u011f\u0131n\u0131zdan da etkilenir. Hesab\u0131 pakete dahil e-posta ile mi yoksa ayr\u0131 bir hizmetle mi a\u00e7aca\u011f\u0131n\u0131z\u0131 hen\u00fcz belirlemediyseniz <a href=\"https:\/\/narhost.com\/blog\/hosting-e-postasi-mi-ayri-hizmet-mi\/\" title=\"Hosting e-postas\u0131 m\u0131 ayr\u0131 hizmet mi \u2014 Narhost Blog\">hosting e-postas\u0131 m\u0131 ayr\u0131 hizmet mi<\/a> yaz\u0131m\u0131za, kurumsal bir alan ad\u0131yla e-posta a\u00e7man\u0131n neden \u00f6nemli oldu\u011funa dair <a href=\"https:\/\/narhost.com\/blog\/kurumsal-e-posta-mi-ucretsiz-mi\/\" title=\"Kurumsal e-posta m\u0131 \u00fccretsiz mi \u2014 Narhost Blog\">kurumsal e-posta m\u0131 \u00fccretsiz mi<\/a> yaz\u0131m\u0131za, kurulum ad\u0131mlar\u0131 i\u00e7in <a href=\"https:\/\/narhost.com\/blog\/sirket-e-posta-olusturma\/\" title=\"\u015eirket e-posta olu\u015fturma \u2014 Narhost Blog\">\u015firket e-postas\u0131 nas\u0131l olu\u015fturulur<\/a> yaz\u0131m\u0131za bakabilirsiniz.<\/p>\n<h2>Kontrol listesi<\/h2>\n<ul class=\"kontrol-listesi\">\n<li>Ka\u00e7 cihazdan ayn\u0131 posta kutusuna ba\u011flanaca\u011f\u0131n\u0131z\u0131 belirleyin; birden fazla cihaz i\u00e7in IMAP se\u00e7in.<\/li>\n<li>Sunucu kotan\u0131z\u0131 d\u00fczenli kontrol edin; IMAP kullan\u0131yorsan\u0131z eski e-postalar\u0131 ar\u015fivleyin.<\/li>\n<li>POP3 kullan\u0131yorsan\u0131z &#8220;sunucuda kopya b\u0131rak&#8221; ayar\u0131n\u0131 kontrol edin.<\/li>\n<li>Gelen protokol portunu (993\/143 IMAP, 995\/110 POP3) istemci ayarlar\u0131nda do\u011fru girin.<\/li>\n<li>Giden posta i\u00e7in SMTP portunu (465 veya 587) ayr\u0131ca yap\u0131land\u0131r\u0131n.<\/li>\n<li>Hesap bir cihazdan di\u011ferine ta\u015f\u0131nacaksa \u00f6nceden IMAP&#8217;e ge\u00e7meyi de\u011ferlendirin.<\/li>\n<\/ul>\n<div class=\"kb-faq\">\n<h2>S\u0131k\u00e7a sorulan sorular<\/h2>\n<h3>IMAP mi POP3 m\u00fc, telefon ve bilgisayarda ayn\u0131 anda kullanacaksam hangisi do\u011fru?<\/h3>\n<p>IMAP do\u011fru se\u00e7imdir. Sunucuda tutulan e-postalar sayesinde telefon ve bilgisayardaki klas\u00f6r yap\u0131s\u0131 ayn\u0131 kal\u0131r, bir cihazda yapt\u0131\u011f\u0131n\u0131z i\u015flem di\u011ferinde de g\u00f6r\u00fcn\u00fcr.<\/p>\n<h3>POP3 kullan\u0131rsam e-postalar\u0131m sunucudan tamamen silinir mi?<\/h3>\n<p>Varsay\u0131lan ayarla evet, indirilen e-postalar sunucudan kald\u0131r\u0131l\u0131r. \u0130stemci ayarlar\u0131nda &#8220;sunucuda kopya b\u0131rak&#8221; se\u00e7ene\u011fi a\u00e7\u0131l\u0131rsa e-postalar bir s\u00fcre daha sunucuda kalabilir.<\/p>\n<h3>IMAP kullan\u0131rken sunucu kotam dolarsa ne olur?<\/h3>\n<p>Yeni e-posta alamaz ya da g\u00f6nderemezsiniz. Eski e-postalar\u0131 yerel bir ar\u015five ta\u015f\u0131y\u0131p sunucudan silmek kotay\u0131 a\u00e7ar.<\/p>\n<h3>Hangi port SSL&#8217;li, hangisi de\u011fil?<\/h3>\n<p>IMAP i\u00e7in 993, POP3 i\u00e7in 995 ve SMTP i\u00e7in 465 SSL&#8217;li ba\u011flant\u0131 kullan\u0131r; 143, 110 ve 587 STARTTLS ile \u015fifrelenen alternatif portlard\u0131r.<\/p>\n<h3>\u0130stemcimi de\u011fi\u015ftirirsem protokol\u00fc de de\u011fi\u015ftirmem gerekir mi?<\/h3>\n<p>Hay\u0131r, IMAP veya POP3 se\u00e7imi hesap ayar\u0131na ba\u011fl\u0131d\u0131r, istemci uygulamas\u0131na de\u011fil; Outlook&#8217;tan Thunderbird&#8217;e ge\u00e7seniz bile ayn\u0131 protokol\u00fc kullanmaya devam edebilirsiniz.<\/p>\n<\/div>\n<div class=\"cta-box\">\n<p class=\"label\">Narhost&#8217;ta<\/p>\n<p>Kurumsal e-posta hesaplar\u0131nda IMAP, POP3 ve SMTP portlar\u0131n\u0131n t\u00fcm\u00fc SSL destekli \u00e7al\u0131\u015f\u0131r; hangi protokol\u00fc se\u00e7erseniz se\u00e7in outbound mail relay ve g\u00fcnl\u00fck g\u00f6nderim limiti k\u0131s\u0131tlamas\u0131 olmadan kullanabilirsiniz.<\/p>\n<p><a class=\"cta-btn\" href=\"https:\/\/narhost.com\/kurumsal-e-posta\" title=\"Narhost kurumsal e-posta paketleri\">Kurumsal e-posta paketlerini g\u00f6r<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>IMAP mi POP3 m\u00fc sorusunun k\u0131sa cevab\u0131 cihaz senkronizasyonudur: birden fazla cihazdan bak\u0131yorsan\u0131z IMAP, tek cihazdan indirip yerelde saklayacaksan\u0131z POP3 uygundur.<\/p>\n","protected":false},"author":1,"featured_media":2410,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[],"class_list":["post-2409","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-e-posta"],"_links":{"self":[{"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/posts\/2409","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/comments?post=2409"}],"version-history":[{"count":1,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/posts\/2409\/revisions"}],"predecessor-version":[{"id":2411,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/posts\/2409\/revisions\/2411"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/media\/2410"}],"wp:attachment":[{"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/media?parent=2409"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/categories?post=2409"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/narhost.com\/blog\/wp-json\/wp\/v2\/tags?post=2409"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}