{"id":3577,"date":"2016-08-18T08:49:47","date_gmt":"2016-08-18T06:49:47","guid":{"rendered":"https:\/\/www.mjcachon.com\/?p=3577"},"modified":"2021-05-31T17:32:38","modified_gmt":"2021-05-31T15:32:38","slug":"errores-canonical-link","status":"publish","type":"post","link":"https:\/\/laikateam.com\/blog\/errores-canonical-link\/","title":{"rendered":"Errores con Canonical link [mini test]"},"content":{"rendered":"<p>Fue en 2009 que Matt Cutts nos present\u00f3 esta etiqueta en <a href=\"https:\/\/www.mattcutts.com\/blog\/canonical-link-tag\/\" target=\"_blank\" rel=\"noopener noreferrer\">su blog<\/a>&nbsp;y a\u00fan hay situaciones con esta etiqueta en las que los buscadores no dejan de sorprendernos por c\u00f3mo se comportan ante ella.<br \/>\nLa etiqueta canonical tiene como principal objetivo de indicar la url preferida y prevenir duplicidad de contenidos entre varias urls. Concretamente, es una de las se\u00f1ales con la que avisamos a los buscadores de cu\u00e1l es el contenido original&nbsp;entre varias opciones, pero obviamente podr\u00edamos usar otros<br \/>\nYa en 2013 nos dec\u00eda Google algunos de los errores m\u00e1s habituales con esta etiqueta:<\/p>\n<ol>\n<li>A priori el contenido debe estar presente en ambas urls<\/li>\n<li>La url donde apunta el canonical no es un error 404 o una url con noindex<\/li>\n<li>Que no existan m\u00e1s de una etiqueta&nbsp;canonical o contradictorias<\/li>\n<li>No usar canonical en urls paginadas<\/li>\n<li>No usar urls relativas<\/li>\n<li>No usarlo fuera del &lt;head&gt;<\/li>\n<\/ol>\n<figure id=\"attachment_3580\" aria-describedby=\"caption-attachment-3580\" style=\"width: 620px\" class=\"wp-caption alignnone\"><img class=\"size-full wp-image-3580\" src=\"https:\/\/laikateam.com\/blog\/wp-content\/uploads\/2020\/10\/rel-canonical-usage.gif\" alt=\"Rel Canonical\" width=\"620\" height=\"328\"><figcaption id=\"caption-attachment-3580\" class=\"wp-caption-text\">Fuente: https:\/\/moz.com\/blog\/dispelling-a-persistent-rel-canonical-myth<\/figcaption><\/figure>\n<h2>Las comillas<\/h2>\n<p>Nosotros nos hemos encontrado con un caso m\u00e1s de nomenclatura o codificaci\u00f3n de caracteres que otra cosa.<br \/>\nEl uso de comillas simples o dobles y sus variantes, puede meternos en un l\u00edo.<br \/>\nConcretamente las comillas dobles planas o con estilo, determinan que el canonical sea le\u00eddo correctamente o interpretado como un enlace relativo y por tanto, err\u00f3neo.<\/p>\n<h2>Test&nbsp;1:&nbsp;<span class=\"s1\">Comillas Dobles Planas con o sin espacio antes del cierre<\/span><\/h2>\n<p>Ubicamos la etiqueta en el head:<\/p>\n<pre><span class=\"s2\">&lt;link&nbsp;<\/span><span class=\"s1\">rel<\/span><span class=\"s2\">=\"<\/span><span class=\"s1\">canonical<\/span><span class=\"s2\">\"<\/span><span class=\"s1\"> href=\"http:\/\/<span class=\"s3\">www<\/span><span class=\"s3\">.mjcachon.es\/blog\/tips-excel\/<\/span>\" \/&gt;<\/span><\/pre>\n<pre><span class=\"s2\">&lt;link&nbsp;<\/span><span class=\"s1\">rel<\/span><span class=\"s2\">=\"<\/span><span class=\"s1\">canonical<\/span><span class=\"s2\">\"<\/span><span class=\"s1\"> href=\"http:\/\/<span class=\"s3\">www<\/span><span class=\"s3\">.mjcachon.es\/blog\/tips-excel\/<\/span>\"\/&gt;<\/span><\/pre>\n<p class=\"p1\"><span class=\"s1\">RESULTADO: en ambos casos Google detecta el canonical perfectamente<\/span><\/p>\n<h2 class=\"p1\"><span class=\"s1\">Test 2: Comillas Dobles con Estilo y sin espacio antes del cierre<\/span><\/h2>\n<p>Ubicamos la etiqueta en el head:<\/p>\n<pre>&lt;link rel=\"canonical\" href=<span class=\"s5\">\u201chttps:\/\/www.mjcachon.com\/blog\/tips-excel\/\u201d<\/span><span class=\"s5\">\/<\/span>&gt;<\/pre>\n<p><span class=\"s1\">En el c\u00f3digo fuente se observa a primera vista que&nbsp;el hiperv\u00ednculo abarca la direcci\u00f3n incluyendo&nbsp;las comillas y parte del cierre de la etiqueta.<\/span><\/p>\n<p class=\"p1\"><span class=\"s1\">RESULTADO: al emular el comportamiento de google,&nbsp;el canonical es tratado como un enlace relativo, concatenando la ruta con el dominio host, por tanto, generando un error 404<\/span><\/p>\n<h2 class=\"p1\"><span class=\"s1\">Test 3: Comillas Dobles con Estilo y espacio antes del cierre<\/span><\/h2>\n<p>Ubicamos la etiqueta en el head:<\/p>\n<pre class=\"p1\"><span class=\"s4\">&lt;link rel=\"canonical\" href=<span class=\"s5\">\u201chttps:\/\/www.mjcachon.com\/blog\/tips-excel\/\u201d<\/span> \/&gt;<\/span><\/pre>\n<p>En el c\u00f3digo fuente se observa lo mismo que el punto anterior,&nbsp;el hiperv\u00ednculo abarca la direcci\u00f3n completa incluyendo&nbsp;las comillas.<br \/>\nRESULTADO: al emular el comportamiento de google,&nbsp;el canonical es tratado como un enlace relativo, concatenando la ruta con el dominio host, por tanto, generando un error 404<\/p>\n<h2>Otros recursos de inter\u00e9s sobre la etiqueta Canonical<\/h2>\n<p>Si quieres profundizar o seguir ampliando conceptos sobre la etiqueta rel canonical, te dejamos unos cuantos links de inter\u00e9s que consideramos suuuuuper relevantes<br \/>\n<a href=\"https:\/\/varvy.com\/rel\/canonical.html\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/varvy.com\/rel\/canonical.html<\/a><br \/>\n<a href=\"https:\/\/moz.com\/learn\/seo\/canonicalization\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/moz.com\/learn\/seo\/canonicalization<\/a><br \/>\n<a href=\"https:\/\/support.google.com\/webmasters\/answer\/139066?hl=es\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/support.google.com\/webmasters\/answer\/139066?hl=es<\/a><br \/>\n<a href=\"https:\/\/yoast.com\/rel-canonical\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/yoast.com\/rel-canonical\/<\/a><br \/>\n<a href=\"http:\/\/positionly.com\/blog\/seo\/canonical-url-tag\" target=\"_blank\" rel=\"noopener noreferrer\">http:\/\/positionly.com\/blog\/seo\/canonical-url-tag<\/a><br \/>\n<a href=\"https:\/\/audisto.com\/insights\/guides\/28\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/audisto.com\/insights\/guides\/28\/<\/a><br \/>\n\u00a1Que la canonizaci\u00f3n os acompa\u00f1e!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Fue en 2009 que Matt Cutts nos present\u00f3 esta etiqueta en su blog&nbsp;y a\u00fan hay situaciones con esta etiqueta en las que los buscadores no dejan de sorprendernos por c\u00f3mo se comportan ante ella. La etiqueta canonical tiene como principal objetivo de indicar la url preferida y prevenir duplicidad de contenidos entre varias urls. Concretamente,<\/p>\n","protected":false},"author":2,"featured_media":6619,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v16.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Errores con Canonical link [mini test] - LaikaTeam<\/title>\n<meta name=\"description\" content=\"Descubre los casos en los que podemos incurrir en errores con el tag rel canonical, las consecuencias SEO, son muy delicadas, be careful!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/laikateam.com\/blog\/errores-canonical-link\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Errores con Canonical link [mini test] - LaikaTeam\" \/>\n<meta property=\"og:description\" content=\"Descubre los casos en los que podemos incurrir en errores con el tag rel canonical, las consecuencias SEO, son muy delicadas, be careful!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/laikateam.com\/blog\/errores-canonical-link\/\" \/>\n<meta property=\"og:site_name\" content=\"LaikaTeam\" \/>\n<meta property=\"article:published_time\" content=\"2016-08-18T06:49:47+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2021-05-31T15:32:38+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/laikateam.com\/blog\/wp-content\/uploads\/2016\/08\/test-canonical.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@laikateam_es\" \/>\n<meta name=\"twitter:site\" content=\"@laikateam_es\" \/>\n<meta name=\"twitter:label1\" content=\"Tiempo de lectura\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Organization\",\"@id\":\"https:\/\/laikateam.com\/blog\/#organization\",\"name\":\"Laika\",\"url\":\"https:\/\/laikateam.com\/blog\/\",\"sameAs\":[\"https:\/\/www.instagram.com\/laika_team\",\"https:\/\/www.linkedin.com\/company\/laika-team\/\",\"https:\/\/twitter.com\/laikateam_es\"],\"logo\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/laikateam.com\/blog\/#logo\",\"inLanguage\":\"es\",\"url\":\"https:\/\/laikateam.com\/blog\/wp-content\/uploads\/2021\/06\/logo-laika.png\",\"contentUrl\":\"https:\/\/laikateam.com\/blog\/wp-content\/uploads\/2021\/06\/logo-laika.png\",\"width\":318,\"height\":350,\"caption\":\"Laika\"},\"image\":{\"@id\":\"https:\/\/laikateam.com\/blog\/#logo\"}},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/laikateam.com\/blog\/#website\",\"url\":\"https:\/\/laikateam.com\/blog\/\",\"name\":\"LaikaTeam\",\"description\":\"Strategic &amp; 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