{"id":5286,"date":"2025-12-19T17:40:18","date_gmt":"2025-12-19T17:40:18","guid":{"rendered":"https:\/\/mgcomdev.wpenginepowered.com\/glossary\/en-tete-email\/"},"modified":"2026-09-08T23:13:13","modified_gmt":"2026-09-08T23:13:13","slug":"en-tete-email-en-tete","status":"publish","type":"glossary","link":"https:\/\/www.mailgun.com\/fr\/glossaire\/en-tete-email-en-tete\/","title":{"rendered":"En-t\u00eate \/ En-t\u00eate d&#8217;email"},"content":{"rendered":"<h1>En-t\u00eate \/ En-t\u00eate d&#8217;email<\/h1>\n<p><span data-contrast=\"none\">Un en-t\u00eate d&#8217;email est un bloc structur\u00e9 de m\u00e9tadonn\u00e9es qui pr\u00e9c\u00e8de le corps d&rsquo;un email et <\/span><span data-contrast=\"none\">contient<\/span><span data-contrast=\"none\"> des informations essentielles de routage et d&rsquo;authentification. Les en-t\u00eates sont g\u00e9n\u00e9r\u00e9s par chaque serveur d&#8217;email par lequel le message transite, cr\u00e9ant ainsi une trace de l&rsquo;exp\u00e9diteur au destinataire.<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"none\">Les champs courants d&rsquo;un en-t\u00eate d&#8217;email incluent\u00a0:<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"102\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">De<\/span><\/b><span data-contrast=\"none\">, <\/span><b><span data-contrast=\"none\">\u00c0<\/span><\/b><span data-contrast=\"none\">, <\/span><b><span data-contrast=\"none\">Objet<\/span><\/b><span data-contrast=\"none\"> et <\/span><b><span data-contrast=\"none\">Date<\/span><\/b><span data-contrast=\"none\"> (m\u00e9tadonn\u00e9es visibles par l&rsquo;utilisateur)<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"102\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">Return-Path \/ Envelope From<\/span><\/b><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"102\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">Message-ID<\/span><\/b><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"102\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">Received<\/span><\/b><span data-contrast=\"none\">\u00a0: lignes indiquant les sauts de serveur et les horodatages<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"102\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">Authentication-Results<\/span><\/b><span data-contrast=\"none\"> indiquant les v\u00e9rifications SPF, DKIM et DMARC<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"102\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">MIME-Version<\/span><\/b><span data-contrast=\"none\">, le type de contenu et les d\u00e9tails d&rsquo;encodage<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"none\">Les en-t\u00eates d&#8217;email sont principalement utilis\u00e9s par\u00a0:<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n<ul>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"103\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">Fournisseurs de messagerie<\/span><\/b><span data-contrast=\"none\">, pour \u00e9valuer l&rsquo;authenticit\u00e9 et filtrer le spam<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"103\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">Responsables de messagerie et exp\u00e9diteurs<\/span><\/b><span data-contrast=\"none\">, pour r\u00e9soudre les probl\u00e8mes de livraison<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"103\" data-list-defn-props=\"{\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"none\">Outils de s\u00e9curit\u00e9 de l&#8217;email<\/span><\/b><span data-contrast=\"none\">, pour tracer l&rsquo;usurpation, l&rsquo;hame\u00e7onnage ou les erreurs de configuration<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>En-t\u00eate \/ En-t\u00eate d&#8217;email Un en-t\u00eate d&#8217;email est un bloc structur\u00e9 de m\u00e9tadonn\u00e9es qui pr\u00e9c\u00e8de le corps d&rsquo;un email et contient des informations essentielles de routage et d&rsquo;authentification. Les en-t\u00eates sont g\u00e9n\u00e9r\u00e9s par chaque serveur d&#8217;email par lequel le message transite, cr\u00e9ant ainsi une trace de l&rsquo;exp\u00e9diteur au destinataire.\u00a0 Les champs courants d&rsquo;un en-t\u00eate d&#8217;email [&hellip;]<\/p>\n","protected":false},"author":1,"template":"","meta":{"_acf_changed":false},"class_list":["post-5286","glossary","type-glossary","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>En-t\u00eate \/ En-t\u00eate d&#039;email \u2013 Glossaire des termes d&#039;email | Mailgun<\/title>\n<meta name=\"description\" content=\"Un en-t\u00eate d&#039;email est une option d\u00e9roulante qui n&#039;est visible ni par l&#039;exp\u00e9diteur ni par le destinataire. 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