{"id":2122,"date":"2010-01-31T17:09:32","date_gmt":"2010-01-31T16:09:32","guid":{"rendered":"http:\/\/www.lexy.com.pl\/blog\/?p=2122"},"modified":"2026-01-22T12:05:30","modified_gmt":"2026-01-22T11:05:30","slug":"duplicate-content-w-obrebie-jednej-domeny","status":"publish","type":"post","link":"https:\/\/www.lexy.com.pl\/blog\/duplicate-content-w-obrebie-jednej-domeny.html","title":{"rendered":"Duplicate content w obr\u0119bie jednej domeny"},"content":{"rendered":"<p>Niedziela jest dobrym dniem na nadrabianie zaleg\u0142o\u015bci na blogu i dok\u0142adn\u0105 analiz\u0119 b\u0142\u0119d\u00f3w na stronach. Temat <strong>duplicate content<\/strong> jest jednym z tych, kt\u00f3re ostatnimi czasy interesuj\u0105 mnie najbardziej, a dzisiaj znalaz\u0142am na jednej ze swoich stron b\u0142\u0119dy polegaj\u0105ce na indeksowaniu wynik\u00f3w sortowania :\/ B\u0119dzie to wi\u0119c kolejny post z serii &#8222;<em>Nauka na moich b\u0142\u0119dach<\/em>&#8221; \ud83d\ude09 <!--more--><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-box-title\">Spis tre\u015bci<\/div>\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Menu<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Prze\u0142\u0105cznik Spisu Tre\u015bci\"><span class=\"ez-toc-js-icon-con\"><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><\/span><\/a><\/span><\/div>\n<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.lexy.com.pl\/blog\/duplicate-content-w-obrebie-jednej-domeny.html\/#wstep\" >Wst\u0119p<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.lexy.com.pl\/blog\/duplicate-content-w-obrebie-jednej-domeny.html\/#bledy-powodujace-dc\" >B\u0142\u0119dy powoduj\u0105ce DC<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.lexy.com.pl\/blog\/duplicate-content-w-obrebie-jednej-domeny.html\/#jak-zablokowac-indeksowanie-wybranych-podstron\" >Jak zablokowa\u0107 indeksowanie wybranych podstron?<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"wstep\"><\/span><a name=\"wstep\"><\/a>Wst\u0119p<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Zaczn\u0119 od informacji z pomocy Google:<\/p>\n<blockquote><p>Google usilnie stara si\u0119 indeksowa\u0107 i pokazywa\u0107 jedynie strony zawieraj\u0105ce r\u00f3\u017cne tre\u015bci. Stosowanie takiego filtrowania oznacza, \u017ce je\u015bli na przyk\u0142ad w witrynie wyst\u0119puj\u0105 strony w wersji standardowej i do druku, a \u017cadna z nich nie zostanie zablokowana w pliku robots.txt ani za pomoc\u0105 metatagu noindex, w wynikach wyszukiwania zostanie wymieniona <strong>tylko jedna z nich<\/strong>.<\/p><\/blockquote>\n<p>Tak wygl\u0105da teoria, a jak si\u0119 to prezentuje w praktyce? Tak jak zwykle, czyli wyj\u0105tek potwierdza regu\u0142\u0119. Bez problemu mo\u017cna znale\u017a\u0107 w serpach podstrony czy to z wynik\u00f3w wyszukiwania, czy sortowania, czy nawet wersje do druku wraz z g\u0142\u00f3wnymi wersjami podstron z t\u0105 sam\u0105 lub bardzo podobn\u0105 zawarto\u015bci\u0105. To w\u0142a\u015bnie wyj\u0105tki, kt\u00f3rym p\u00f3ki co si\u0119 &#8222;upiek\u0142o&#8221; \ud83d\ude09 Niestety w ka\u017cdej chwili mo\u017ce doj\u015b\u0107 do tego, \u017ce <strong>w serpach zostanie tylko jedna z wersji<\/strong> i nie musi to by\u0107 ta, kt\u00f3r\u0105 webmaster chcia\u0142by tam zobaczy\u0107. Sama mog\u0142am si\u0119 o tym przekona\u0107 w opisywanej niedawno sytuacji (<a href=\"http:\/\/www.lexy.com.pl\/blog\/strona-glowna-pod-2-adresami.html\">Dost\u0119pno\u015b\u0107 strony g\u0142\u00f3wnej pod 2 adresami i problem DC<\/a>), kiedy to po kilku latach nagle zaindeksowany zosta\u0142 adres z index.php (link do tego adresu zapodzia\u0142 si\u0119 gdzie\u015b na stronie), a g\u0142\u00f3wny adres znikn\u0105\u0142 z indeksu. W rezultacie utrzyma\u0142y si\u0119 tylko pozycje podstron, ale strona g\u0142\u00f3wna z <em>index.php<\/em> w adresie polecia\u0142a, bo nie mia\u0142a backlink\u00f3w.<\/p>\n<p>Wniosek z tego taki, \u017ce lepiej od razu zabezpieczy\u0107 si\u0119 przed ewentualnym wyborem z\u0142ej wersji zamiast p\u00f3\u017aniej si\u0119 martwi\u0107 o to, ile czasu zajmie powr\u00f3t na stare pozycje. Wracaj\u0105c do przypadku na mojej stronie &#8211; wyniki wyszukiwania by\u0142y ju\u017c zablokowane, jednak listy og\u0142osze\u0144 mia\u0142y opcj\u0119 sortowania po r\u00f3\u017cnych warto\u015bciach. Zosta\u0142y one dodane w narz\u0119dziach dla webmaster\u00f3w do listy ignorowanych parametr\u00f3w, jednak nie jest to w tym przypadku wystarczaj\u0105ce. Na szcz\u0119\u015bcie nie zauwa\u017cy\u0142am w serpach niczego, czym powinnam si\u0119 martwi\u0107, wi\u0119c sko\u0144cz\u0119 pisa\u0107 i zabieram si\u0119 za poprawki \ud83d\ude09<\/p>\n<h3><span class=\"ez-toc-section\" id=\"bledy-powodujace-dc\"><\/span><a name=\"bledy\"><\/a>B\u0142\u0119dy powoduj\u0105ce DC<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Powielanie tre\u015bci pod r\u00f3\u017cnymi adresami w tej samej domenie najcz\u0119\u015bciej wyst\u0119puje w nast\u0119puj\u0105cych przypadkach:<\/p>\n<ul>\n<li>dost\u0119pno\u015b\u0107 np. strony g\u0142\u00f3wnej <strong>pod wieloma adresami<\/strong>: domena.pl, www.domena.pl, domena.pl\/index.php, domena.pl\/home.php itp. &#8211; mo\u017cliwo\u015bci jest tutaj wiele;<\/li>\n<li>indeksowanie adres\u00f3w z <strong>identyfikatorami sesji<\/strong> &#8211; w rezultacie Google otrzymuje identyczne wersje tej samej strony;<\/li>\n<li>indeksowanie <strong>wynik\u00f3w sortowania<\/strong> &#8211; efektem mo\u017ce by\u0107 identyczna lub podobna tre\u015b\u0107 pod r\u00f3\u017cnymi adresami, r\u00f3\u017cni\u0105ca si\u0119 m.in. kolejno\u015bci\u0105 niekt\u00f3rych informacji;<\/li>\n<li>indeksowanie <strong>wynik\u00f3w wyszukiwania<\/strong>.<\/li>\n<\/ul>\n<p>W zale\u017cno\u015bci od tego, z kt\u00f3rym przypadkiem mamy do czynienia, rozwi\u0105zaniem problemu b\u0119dzie:<\/p>\n<ul>\n<li><strong>przekierowanie 301<\/strong> na docelow\u0105 wersj\u0119;<\/li>\n<li>u\u017cycie <strong>rel=&#8221;canonical&#8221;<\/strong>;<\/li>\n<li><strong>brak indeksowania<\/strong> wybranych adres\u00f3w.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"jak-zablokowac-indeksowanie-wybranych-podstron\"><\/span><a name=\"blokada\"><\/a>Jak zablokowa\u0107 indeksowanie wybranych podstron?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Najlepszym sposobem na zabezpieczenie si\u0119 przed indeksowaniem niepo\u017c\u0105danych adres\u00f3w jest po\u0142\u0105czenie nast\u0119puj\u0105cych metod:<\/p>\n<ul>\n<li><strong>nofollow<\/strong> w linkach prowadz\u0105cych do tego adresu &#8211; dzi\u0119ki temu robot nie powinien chodzi\u0107 po takich linkach. Metoda ta nie jest wystarczaj\u0105ca, poniewa\u017c Google mo\u017ce znale\u017a\u0107 odno\u015bniki na innych stronach i w rezultacie trafi na te podstrony;<\/li>\n<li>blokada w <strong>robots.txt<\/strong> &#8211; zakazuje ona robotom wej\u015bcia na wybrane podstrony, jednak w sytuacji kiedy zosta\u0142y one ju\u017c zaindeksowane, spowoduje to jedynie wy\u015bwietlanie wyniku w innej formie ni\u017c standardowa, czyli w formie samego adresu podstronu w miejscu tytu\u0142u;<\/li>\n<li><strong>noindex<\/strong> &#8211; dopiero w ten spos\u00f3b mo\u017cna si\u0119 pozby\u0107 podstron z wynik\u00f3w wyszukiwania.<\/li>\n<\/ul>\n<p>Aby to przyspieszy\u0107, mo\u017cna skorzysta\u0107 z opcji usuwania adres\u00f3w przez narz\u0119dzia dla webmastera.<\/p>\n<p>W najbli\u017cszym czasie mam zamiar napisa\u0107 tak\u017ce na temat <strong>Duplicate content w obr\u0119bie wielu domen<\/strong> i zaobserwowanych przeze mnie problem\u00f3w wi\u0105\u017c\u0105cych si\u0119 z tym zagadnieniem. Nie wiem tylko, czy uda mi si\u0119 to zrobi\u0107 w tygodniu, czy dopiero w nast\u0119pny weekend \ud83d\ude09<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Niedziela jest dobrym dniem na nadrabianie zaleg\u0142o\u015bci na blogu i dok\u0142adn\u0105 analiz\u0119 b\u0142\u0119d\u00f3w na stronach. Temat duplicate content jest jednym z tych, kt\u00f3re ostatnimi czasy interesuj\u0105 mnie najbardziej, a dzisiaj znalaz\u0142am na jednej ze swoich stron b\u0142\u0119dy polegaj\u0105ce na indeksowaniu wynik\u00f3w sortowania :\/ B\u0119dzie to wi\u0119c kolejny post z serii &#8222;Nauka na moich b\u0142\u0119dach&#8221; \ud83d\ude09<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17,2],"tags":[71,60,82],"class_list":["post-2122","post","type-post","status-publish","format-standard","hentry","category-optymalizacja","category-pozycjonowanie","tag-duplicate-content","tag-przekierowanie-301","tag-robots-txt"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"[31 stycznia 2010 ] (autorka: Marta Gryszko).\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" 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