{"id":5520,"date":"2025-12-19T17:40:18","date_gmt":"2025-12-19T17:40:18","guid":{"rendered":"https:\/\/mgcomdev.wpenginepowered.com\/glossary\/encabezado\/"},"modified":"2026-09-09T12:42:03","modified_gmt":"2026-09-09T12:42:03","slug":"encabezado-encabezado-de-email","status":"publish","type":"glossary","link":"https:\/\/www.mailgun.com\/es\/glosario\/encabezado-encabezado-de-email\/","title":{"rendered":"Encabezado \/ Encabezado de email"},"content":{"rendered":"<h1>Encabezado \/ Encabezado de email<\/h1>\n<p><span data-contrast=\"none\">Un encabezado de email es un bloque estructurado de metadatos que precede al cuerpo de un email y <\/span><span data-contrast=\"none\">contiene<\/span><span data-contrast=\"none\"> informaci\u00f3n esencial de enrutamiento y autenticaci\u00f3n. Cada servidor de email por el que pasa el mensaje genera los encabezados, lo que crea un rastro desde el remitente hasta el destinatario.<\/span><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"none\">Los campos comunes en un encabezado de email incluyen:<\/span><span data-ccp-props=\"{\"> <\/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\">From<\/span><\/b><span data-contrast=\"none\">, <\/span><b><span data-contrast=\"none\">To<\/span><\/b><span data-contrast=\"none\">, <\/span><b><span data-contrast=\"none\">Subject<\/span><\/b><span data-contrast=\"none\"> y <\/span><b><span data-contrast=\"none\">Date<\/span><\/b><span data-contrast=\"none\"> (metadatos visibles para los usuarios)<\/span><span data-ccp-props=\"{\"> <\/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=\"{\"> <\/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=\"{\"> <\/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\">: l\u00edneas que muestran los saltos de servidor y las marcas de tiempo<\/span><span data-ccp-props=\"{\"> <\/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\">: muestran las comprobaciones de SPF, DKIM y DMARC<\/span><span data-ccp-props=\"{\"> <\/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\">: tipo de contenido y detalles de codificaci\u00f3n<\/span><span data-ccp-props=\"{\"> <\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"none\">Los encabezados de email son utilizados principalmente por:<\/span><span data-ccp-props=\"{\"> <\/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\">Proveedores de buzones de email<\/span><\/b><span data-contrast=\"none\">, para evaluar la autenticidad y filtrar el spam<\/span><span data-ccp-props=\"{\"> <\/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\">Postmasters y remitentes<\/span><\/b><span data-contrast=\"none\">, para depurar problemas de entrega<\/span><span data-ccp-props=\"{\"> <\/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\">Herramientas de seguridad de email<\/span><\/b><span data-contrast=\"none\">, para rastrear el spoofing o suplantaci\u00f3n, el phishing o errores de configuraci\u00f3n<\/span><span data-ccp-props=\"{\"> <\/span><\/li>\n<\/ul>\n<p><span data-ccp-props=\"{\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Encabezado \/ Encabezado de email Un encabezado de email es un bloque estructurado de metadatos que precede al cuerpo de un email y contiene informaci\u00f3n esencial de enrutamiento y autenticaci\u00f3n. Cada servidor de email por el que pasa el mensaje genera los encabezados, lo que crea un rastro desde el remitente hasta el destinatario.\u00a0 Los [&hellip;]<\/p>\n","protected":false},"author":1,"template":"","meta":{"_acf_changed":false},"class_list":["post-5520","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>Encabezado \/ Encabezado de email: glosario de t\u00e9rminos de email | Mailgun<\/title>\n<meta name=\"description\" content=\"Un encabezado de email es una opci\u00f3n desplegable que no es visible ni para el remitente ni para el destinatario. 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