{"id":40990,"date":"2021-05-26T10:15:22","date_gmt":"2021-05-26T09:15:22","guid":{"rendered":"https:\/\/www.istegroup.com\/?page_id=40990"},"modified":"2021-05-26T11:26:06","modified_gmt":"2021-05-26T10:26:06","slug":"criteres-de-referencement-seo-en-2021","status":"publish","type":"page","link":"https:\/\/www.istegroup.com\/fr\/criteres-de-referencement-seo-en-2021\/","title":{"rendered":"Crit\u00e8res de r\u00e9f\u00e9rencement SEO en 2021"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Dans cette publication, nous aborderons quelques tendances en r\u00e9f\u00e9rencement naturel (SEO ou Search Engine Optimization) qui sont des crit\u00e8res de classement dans les r\u00e9sultats naturels des moteurs de recherche d\u00e8s 2021. Il faudra \u00eatre pr\u00eats \u00e0 les suivre et \u00e0 les mettre en place d\u00e8s le premier trimestre de la nouvelle ann\u00e9e.<\/span><\/p>\n<p><b>Core Web Vitals<\/b><span style=\"font-weight: 400;\"> : Les Core Web Vitals font partie des crit\u00e8res de r\u00e9f\u00e9rencement naturel depuis pr\u00e8s de 2 ans, et pour rappel ces \u00e9l\u00e9ments d\u00e9signent le chargement, l&rsquo; interactivit\u00e9 et la stabilit\u00e9 visuelle d&rsquo;une page lorsqu&rsquo;elle s&rsquo;affiche (voir l&rsquo;image pour une meilleure illustration). On tend vers le SXO qui signifie SEO + UX. Les Core Web Vitales deviennent un sujet primordial \u00e0 traiter d\u00e8s 2021 si cela n\u2019a pas \u00e9t\u00e9 pris en compte auparavant.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Une documentation compl\u00e8te existe sur le sujet, et la voici : <a href=\"https:\/\/web.dev\/vitals\">https:\/\/web.dev\/vitals<\/a><\/span><\/p>\n<p><span style=\"font-weight: 400;\">Il existe un outil pour mesurer la qualit\u00e9 des Core Web Vitals : <\/span><a href=\"https:\/\/web.dev\/measure\"><span style=\"font-weight: 400;\">https:\/\/web.dev\/measure<\/span><\/a><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.istegroup.com\/wp-content\/uploads\/2021\/05\/figure_1.png\" width=\"462\" height=\"260\" \/><\/p>\n<p><b>Qualit\u00e9 et le \u00ab trust \u00bb des contenus textuels<\/b><span style=\"font-weight: 400;\"> : Google a d\u00e9ploy\u00e9 une nouvelle mise \u00e0 jour dont le nom est \u00ab December Core Update 2020 \u00bb. Elle est orient\u00e9e sur la qualit\u00e9 et la \u201cconfiance\u201d des contenus. Avant de r\u00e9diger et de publier un contenu textuel, il faut se poser les questions suivantes : Est-ce que mon contenu donne confiance \u00e0 la lecture ? Est-ce que les internautes qui vont le lire vont croire les informations au sein de ce dernier ? Est-ce que l\u2019article donne l\u2019impression qu\u2019il a \u00e9t\u00e9 r\u00e9dig\u00e9 par un connaisseur ou un sp\u00e9cialiste du domaine ? Est-ce que vous citerez ce contenu comme une source si par la suite vous rencontrez des probl\u00e9matiques similaires ?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Voici les questions officielles de l\u2019article de Google :\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u201c<\/span><a href=\"https:\/\/developers.google.com\/search\/blog\/2019\/08\/core-updates\"><span style=\"font-weight: 400;\">What webmasters should know about Google\u2019s core updates<\/span><\/a><span style=\"font-weight: 400;\">\u201d\u00a0<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Does the content present information in a way that makes you want to trust it, such as clear sourcing, evidence of the expertise involved, background about the author or the site that publishes it, such as through links to an author page or a site\u2019s About page?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">If you researched the site producing the content, would you come away with an impression that it is well-trusted or widely-recognized as an authority on its topic?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Is this content written by an expert or enthusiast who demonstrably knows the topic well?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Is the content free from easily-verified factual errors?<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Would you feel comfortable trusting this content for issues relating to your money or your life?<\/span><\/li>\n<\/ul>\n<p><b>Exp\u00e9rience utilisateur et ergonomie mobile<\/b><span style=\"font-weight: 400;\"> : Google parle d\u00e9sormais de la \u00ab convivialit\u00e9 de la page \u00bb. L\u2019article\u00a0 officiel du moteur de recherche am\u00e9ricain s\u2019intitutle \u201c\u00c9valuer la convivialit\u00e9 des pages pour am\u00e9liorer le Web\u201d : <\/span><a href=\"https:\/\/webmaster-fr.googleblog.com\/2020\/06\/evaluating-page-experience.html\"><span style=\"font-weight: 400;\">https:\/\/webmaster-fr.googleblog.com\/2020\/06\/evaluating-page-experience.html<\/span><\/a><span style=\"font-weight: 400;\">\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">L\u2019un des exemples de l\u2019article montre qu\u2019il faut bien adapter les \u00e9l\u00e9ments sur une page web, et la stabilit\u00e9 du chargement des donn\u00e9es d\u2019une page web fait partie des crit\u00e8res. Par exemple, pour \u00e9viter qu\u2019un internaute n\u2019appuie sur un bouton par erreur lorsque le chargement de la page n\u2019est pas termin\u00e9 et que les options d\u2019interface sont d\u00e9cal\u00e9es :<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.istegroup.com\/wp-content\/uploads\/2021\/05\/figure_2.png\" width=\"490\" height=\"379\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Lien vers la vid\u00e9o qui montre la soumission accidentelle de commandes alors que l\u2019internaute voulais revenir en arri\u00e8re : <\/span><a href=\"https:\/\/developers.google.com\/search\/docs\/guides\/images\/AccidentalSubmit.webm\"><span style=\"font-weight: 400;\">https:\/\/developers.google.com\/search\/docs\/guides\/images\/AccidentalSubmit.webm<\/span><\/a><span style=\"font-weight: 400;\">\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Pour 2021, nous pouvons donc retenir trois points essentiels pour r\u00e9ussir sa strat\u00e9gie SEO :<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Le Mobile First Index avec la mise en place du Responsive Design pour la plupart des sites<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">L\u2019exp\u00e9rience utilisateur \/ l\u2019ergonomie mobile des pages web sur mobile et PC<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">La qualit\u00e9 et la confiance d\u00e9gag\u00e9e des contenus textuels, des articles publi\u00e9s<\/span><\/li>\n<\/ul>\n<p><b>Mobile First Index<\/b><span style=\"font-weight: 400;\"> : Cette update devait \u00eatre d\u00e9ploy\u00e9e en septembre 2020, mais en raison de la COVID 19, elle a \u00e9t\u00e9 report\u00e9e \u00e0 mars 2021. En effet, d\u00e8s le printemps prochain, Googlebot va indexer les versions mobiles des sites web en premier, et les sites classiques (ou sur desktop) seront index\u00e9s de fa\u00e7on plus secondaire.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Si votre site n\u2019est pas encore adapt\u00e9 au mobile, c\u2019est le moment de faire appel \u00e0 un webdesigner pour rendre votre site Responsive. Parmi les diff\u00e9rentes solutions existantes comme les sites mobiles en \u201cm.domain.com\u201d, les sites en AMP (Accelerated Mobile Pages) avec un balisage HTML sp\u00e9cifique, <\/span><b>Google a \u00e9t\u00e9 clair : il pr\u00e9f\u00e8re les sites en Responsive Design<\/b><span style=\"font-weight: 400;\"> car on n\u2019a qu\u2019un seul et m\u00eame site \u00e0 traiter, on limite le probl\u00e8me de Duplicate Content, on \u00e9vite d\u2019augmenter le Crawl Budget du site, et on a un site qui est lisible et adaptable sur la plupart des \u00e9crans.<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.istegroup.com\/wp-content\/uploads\/2021\/05\/gestion_du_Seo_article.png\" width=\"806\" height=\"287\" \/><br \/>\n<a href=\"https:\/\/www.istegroup.com\/fr\/produit\/gestion-du-seo\/\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"https:\/\/www.istegroup.com\/wp-content\/uploads\/2021\/05\/bouton_art_vduong.png\" width=\"322\" height=\"53\" \/><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Dans cette publication, nous aborderons quelques tendances en r\u00e9f\u00e9rencement naturel (SEO ou Search Engine Optimization) qui sont des crit\u00e8res de classement dans les r\u00e9sultats naturels des moteurs de recherche d\u00e8s 2021. Il faudra \u00eatre pr\u00eats \u00e0 les suivre et \u00e0 les mettre en place d\u00e8s le premier trimestre de la nouvelle ann\u00e9e. Core Web Vitals [&hellip;]<\/p>\n","protected":false},"author":203,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-flexible.php","meta":{"_acf_changed":false,"footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-40990","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Crit\u00e8res de r\u00e9f\u00e9rencement SEO en 2021 - ISTE Group<\/title>\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.istegroup.com\/fr\/criteres-de-referencement-seo-en-2021\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Crit\u00e8res de r\u00e9f\u00e9rencement SEO en 2021 - ISTE Group\" \/>\n<meta property=\"og:description\" content=\"Dans cette publication, nous aborderons quelques tendances en r\u00e9f\u00e9rencement naturel (SEO ou Search Engine Optimization) qui sont des crit\u00e8res de classement dans les r\u00e9sultats naturels des moteurs de recherche d\u00e8s 2021. 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