{"id":3761,"date":"2024-09-10T00:24:04","date_gmt":"2024-09-10T00:24:04","guid":{"rendered":"https:\/\/zynoo.com\/blog\/dns-server-not-responding\/"},"modified":"2026-10-27T17:13:55","modified_gmt":"2026-10-27T17:13:55","slug":"dns-server-not-responding","status":"publish","type":"post","link":"https:\/\/zynoo.com\/blog\/es\/dns-server-not-responding\/","title":{"rendered":"\u00bfEl servidor DNS no responde? 7 formas de solucionarlo"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\" id=\"h-\">El error <strong>\u00abEl servidor DNS no responde\u00bb<\/strong> aparece cuando tu dispositivo no recibe respuesta del servidor DNS encargado de resolver las direcciones de los sitios web. Es posible que sigas conectado a la red Wi-Fi, pero que los sitios web no se carguen porque tu ordenador no puede consultar sus direcciones IP.<\/p>\n\n<p class=\"wp-block-paragraph\">El problema puede deberse al router, al proveedor de servicios de Internet (ISP), a una configuraci\u00f3n DNS incorrecta o a un programa que interfiere en las solicitudes de red.<\/p>\n\n<p class=\"wp-block-paragraph\">Por suerte, la mayor\u00eda de los problemas de conexi\u00f3n DNS pueden diagnosticarse sin conocimientos t\u00e9cnicos avanzados. Aqu\u00ed tienes siete soluciones pr\u00e1cticas para Windows y macOS.<\/p>\n\n<h2 id=\"h-what-does-dns-server-not-responding-mean\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%C2%BFQue_significa_%C2%ABEl_servidor_DNS_no_responde%C2%BB\"><\/span>\u00bfQu\u00e9 significa \u00abEl servidor DNS no responde\u00bb?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">El sistema de nombres de dominio (DNS) traduce los nombres de los sitios web, como <code>google.com<\/code>, a las direcciones IP que utilizan los ordenadores para establecer conexiones.<\/p>\n\n<p class=\"wp-block-paragraph\">Cuando introduces la direcci\u00f3n de un sitio web, tu dispositivo solicita a un resolutor DNS que encuentre la direcci\u00f3n IP correspondiente.<\/p>\n\n<p class=\"wp-block-paragraph\">Si el resolutor no responde en el tiempo esperado, el navegador o el sistema operativo pueden mostrar un error DNS.<\/p>\n\n<p class=\"wp-block-paragraph\">Entre las causas m\u00e1s habituales se encuentran:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Un resolutor DNS que no est\u00e1 disponible o est\u00e1 sobrecargado.<\/li>\n\n\n\n<li>Problemas con el router o la conexi\u00f3n a Internet.<\/li>\n\n\n\n<li>Una configuraci\u00f3n DNS incorrecta.<\/li>\n\n\n\n<li>Informaci\u00f3n DNS obsoleta almacenada en la cach\u00e9 local.<\/li>\n\n\n\n<li>Interferencias de una VPN, un proxy o un programa de seguridad.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\"><strong>La distinci\u00f3n importante:<\/strong> que un servidor DNS no responda no es lo mismo que un nombre de dominio no exista. Identificar cu\u00e1l de los dos problemas tienes te ayudar\u00e1 a evitar soluciones innecesarias.<\/p>\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/zynoo.com\/blog\/wp-content\/uploads\/2024\/09\/DNS-Server-Not-responding-1-1024x576.webp\" alt=\"El servidor DNS no responde\" class=\"wp-image-3717\" srcset=\"https:\/\/zynoo.com\/blog\/wp-content\/uploads\/2024\/09\/DNS-Server-Not-responding-1-1024x576.webp 1024w, https:\/\/zynoo.com\/blog\/wp-content\/uploads\/2024\/09\/DNS-Server-Not-responding-1-300x169.webp 300w, https:\/\/zynoo.com\/blog\/wp-content\/uploads\/2024\/09\/DNS-Server-Not-responding-1-768x432.webp 768w, https:\/\/zynoo.com\/blog\/wp-content\/uploads\/2024\/09\/DNS-Server-Not-responding-1-1536x864.webp 1536w, https:\/\/zynoo.com\/blog\/wp-content\/uploads\/2024\/09\/DNS-Server-Not-responding-1.webp 1672w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<h2 id=\"h-how-to-fix-dns-server-not-responding\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Como_solucionar_el_error_%C2%ABEl_servidor_DNS_no_responde%C2%BB\"><\/span>C\u00f3mo solucionar el error \u00abEl servidor DNS no responde\u00bb<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">Empieza por las comprobaciones m\u00e1s sencillas antes de cambiar la configuraci\u00f3n de red.<\/p>\n\n<h3 id=\"h-1-check-your-internet-connection\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Comprueba_tu_conexion_a_Internet\"><\/span>1. Comprueba tu conexi\u00f3n a Internet<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"wp-block-paragraph\">Primero, averigua si el problema afecta a un solo sitio web o a toda tu conexi\u00f3n a Internet.<\/p>\n\n<p class=\"wp-block-paragraph\">Prueba a abrir varios sitios web conocidos. Si no carga ninguno, comprueba la conexi\u00f3n en otro dispositivo.<\/p>\n\n<p class=\"wp-block-paragraph\">Tambi\u00e9n puedes conectar tu ordenador a otra red, como un punto de acceso m\u00f3vil.<\/p>\n\n<p class=\"wp-block-paragraph\">Estas pruebas pueden darte pistas \u00fatiles:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Todos los dispositivos est\u00e1n afectados:<\/strong> la causa podr\u00eda estar en el router, el ISP o el resolutor DNS configurado.<\/li>\n\n\n\n<li><strong>Solo un dispositivo est\u00e1 afectado:<\/strong> comprueba su configuraci\u00f3n DNS y de red.<\/li>\n\n\n\n<li><strong>Solo un sitio web est\u00e1 afectado:<\/strong> es posible que la configuraci\u00f3n DNS de su dominio sea incorrecta.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Si tu conexi\u00f3n a Internet funciona con normalidad en otra red, c\u00e9ntrate en la red original antes de cambiar la configuraci\u00f3n de tu ordenador.<\/p>\n\n<h3 id=\"h-2-restart-your-router-and-computer\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Reinicia_el_router_y_el_ordenador\"><\/span>2. Reinicia el router y el ordenador<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"wp-block-paragraph\">A veces, los problemas temporales del <a href=\"https:\/\/en.wikipedia.org\/wiki\/Router_(computing)\">router<\/a> o de la red pueden interrumpir la comunicaci\u00f3n DNS.<\/p>\n\n<p class=\"wp-block-paragraph\">Prueba este sencillo reinicio:<\/p>\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>Apaga el router y el m\u00f3dem, si son dispositivos independientes.<\/li>\n\n\n\n<li>Espera unos 30 segundos.<\/li>\n\n\n\n<li>Vuelve a conectarlos a la corriente y espera a que se restablezca la red.<\/li>\n\n\n\n<li>Reinicia el ordenador y prueba de nuevo a acceder al sitio web.<\/li>\n<\/ol>\n\n<p class=\"wp-block-paragraph\">Tambi\u00e9n puedes desconectarte de la red Wi-Fi y volver a conectarte.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>No uses el bot\u00f3n de restablecimiento de f\u00e1brica del router.<\/strong> Un reinicio normal basta para esta prueba y no borrar\u00e1 la configuraci\u00f3n de red guardada.<\/p>\n\n<h3 id=\"h-3-test-your-dns-server-with-nslookup\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Comprueba_tu_servidor_DNS_con_nslookup\"><\/span>3. Comprueba tu servidor DNS con nslookup<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"wp-block-paragraph\">Antes de cambiar de proveedor DNS, comprueba si el resolutor que tienes configurado responde a las solicitudes.<\/p>\n\n<p class=\"wp-block-paragraph\">En Windows, abre el S\u00edmbolo del sistema o PowerShell y ejecuta:<\/p>\n\n<pre class=\"wp-block-code\"><code><code>nslookup google.com<\/code><\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">Esto pide al resolutor DNS que tienes configurado que busque la direcci\u00f3n IP de Google.<\/p>\n\n<p class=\"wp-block-paragraph\">Despu\u00e9s, compara el resultado con el resolutor p\u00fablico de Cloudflare:<\/p>\n\n<pre class=\"wp-block-code\"><code><code>nslookup google.com 1.1.1.1<\/code><\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">Si el primer comando agota el tiempo de espera, pero el segundo funciona, puede que haya un problema con tu resolutor DNS actual o con la ruta de red hasta \u00e9l.<\/p>\n\n<p class=\"wp-block-paragraph\">Si ambos fallan, investiga tu conexi\u00f3n a Internet, el cortafuegos o las restricciones de red.<\/p>\n\n<p class=\"wp-block-paragraph\">Si la respuesta indica que el dominio no existe, se trata de un problema DNS distinto a un tiempo de espera agotado.<\/p>\n\n<p class=\"wp-block-paragraph\">El comando <code>nslookup<\/code> tambi\u00e9n resulta \u00fatil para los administradores de sitios web que necesitan verificar los registros DNS.<\/p>\n\n<h3 id=\"h-4-flush-your-dns-cache\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_Vacia_la_cache_DNS\"><\/span>4. Vac\u00eda la cach\u00e9 DNS<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"wp-block-paragraph\">Tu ordenador almacena temporalmente los resultados de las consultas DNS para acelerar futuras solicitudes.<\/p>\n\n<p class=\"wp-block-paragraph\">A veces, la informaci\u00f3n obsoleta de la cach\u00e9 contribuye a los problemas de conexi\u00f3n.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>En Windows:<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">Abre el S\u00edmbolo del sistema y ejecuta:<\/p>\n\n<pre class=\"wp-block-code\"><code><code>ipconfig \/flushdns<\/code><\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">Windows deber\u00eda confirmar que se ha vaciado la cach\u00e9 del resolutor DNS.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>En macOS:<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">Abre Terminal y ejecuta:<\/p>\n\n<pre class=\"wp-block-code\"><code><code>sudo dscacheutil -flushcache<\/code><\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">Despu\u00e9s:<\/p>\n\n<pre class=\"wp-block-code\"><code><code>sudo killall -HUP mDNSResponder<\/code><\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">Introduce tu contrase\u00f1a de administrador si se te solicita.<\/p>\n\n<p class=\"wp-block-paragraph\">A continuaci\u00f3n, vuelve a abrir el navegador y prueba a acceder al sitio web.<\/p>\n\n<p class=\"wp-block-paragraph\">Vaciar la cach\u00e9 DNS suele ser seguro, pero no solucionar\u00e1 que un servidor DNS externo no est\u00e9 disponible ni corregir\u00e1 los registros incorrectos en los servidores de nombres del propietario del sitio web.<\/p>\n\n<h3 id=\"h-5-change-your-dns-server\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Cambia_de_servidor_DNS\"><\/span>5. Cambia de servidor DNS<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"wp-block-paragraph\">Si tu resolutor DNS actual no est\u00e1 disponible, cambiar a un servicio DNS p\u00fablico de confianza puede restablecer el acceso a los sitios web.<\/p>\n\n<p class=\"wp-block-paragraph\">Dos opciones habituales son:<\/p>\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>Proveedor<\/th><th>DNS principal<\/th><th>DNS secundario<\/th><\/tr><tr><td>Cloudflare<\/td><td><code>1.1.1.1<\/code><\/td><td><code>1.0.0.1<\/code><\/td><\/tr><tr><td>Google Public DNS<\/td><td><code>8.8.8.8<\/code><\/td><td><code>8.8.4.4<\/code><\/td><\/tr><\/tbody><\/table><\/figure>\n\n<h4 id=\"h-change-dns-on-windows-11\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cambiar_los_DNS_en_Windows_11\"><\/span>Cambiar los DNS en Windows 11<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>Abre <strong>Configuraci\u00f3n \u2192 Red e Internet<\/strong>.<\/li>\n\n\n\n<li>Selecciona tu conexi\u00f3n Wi-Fi o Ethernet activa.<\/li>\n\n\n\n<li>Busca <strong>Asignaci\u00f3n de servidor DNS<\/strong> y haz clic en <strong>Editar<\/strong>.<\/li>\n\n\n\n<li>Cambia la opci\u00f3n de Autom\u00e1tico a Manual.<\/li>\n\n\n\n<li>Activa IPv4 e introduce las direcciones DNS preferida y alternativa.<\/li>\n\n\n\n<li>Guarda los cambios y comprueba la conexi\u00f3n.<\/li>\n<\/ol>\n\n<h4 id=\"h-change-dns-on-macos\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cambiar_los_DNS_en_macOS\"><\/span>Cambiar los DNS en macOS<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li>Abre <strong>Ajustes del Sistema \u2192 Red<\/strong>.<\/li>\n\n\n\n<li>Selecciona tu conexi\u00f3n de red activa.<\/li>\n\n\n\n<li>Haz clic en <strong>Detalles \u2192 DNS<\/strong>.<\/li>\n\n\n\n<li>A\u00f1ade las direcciones de tus servidores DNS preferidos.<\/li>\n\n\n\n<li>Aplica los cambios y prueba de nuevo a acceder al sitio web.<\/li>\n<\/ol>\n\n<p class=\"wp-block-paragraph\">Anota la configuraci\u00f3n anterior para poder restaurarla si es necesario.<\/p>\n\n<p class=\"wp-block-paragraph\">Si tu dispositivo pertenece a una empresa o un centro educativo, consulta con el administrador de la red antes de cambiar la configuraci\u00f3n DNS. Los resolutores p\u00fablicos podr\u00edan no funcionar con los dominios internos privados.<\/p>\n\n<h3 id=\"h-6-check-vpn-proxy-and-security-software\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_Comprueba_la_VPN_el_proxy_y_el_software_de_seguridad\"><\/span>6. Comprueba la VPN, el proxy y el software de seguridad<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"wp-block-paragraph\">Los servicios VPN, las configuraciones de proxy y las aplicaciones de seguridad pueden afectar a la resoluci\u00f3n DNS.<\/p>\n\n<p class=\"wp-block-paragraph\">Por ejemplo, una VPN puede utilizar sus propios servidores DNS. Si esa conexi\u00f3n deja de estar disponible, las consultas de los sitios web pueden fallar.<\/p>\n\n<p class=\"wp-block-paragraph\">Comprueba si:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Tu conexi\u00f3n VPN funciona correctamente.<\/li>\n\n\n\n<li>Tu dispositivo tiene una configuraci\u00f3n de proxy inesperada.<\/li>\n\n\n\n<li>Los registros del software de seguridad muestran solicitudes DNS bloqueadas.<\/li>\n\n\n\n<li>La configuraci\u00f3n de DNS seguro del navegador entra en conflicto con la configuraci\u00f3n de tu red.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Si utilizas una VPN personal, prueba con otra ubicaci\u00f3n VPN permitida o vuelve a conectar el servicio.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Evita desactivar el cortafuegos o la protecci\u00f3n antivirus.<\/strong> En su lugar, revisa las reglas de bloqueo y los registros de diagn\u00f3stico.<\/p>\n\n<p class=\"wp-block-paragraph\">Si utilizas un dispositivo administrado, consulta con el administrador antes de modificar la configuraci\u00f3n de la VPN, el proxy o la seguridad.<\/p>\n\n<h3 id=\"h-7-update-network-software-or-contact-your-isp\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7_Actualiza_el_software_de_red_o_contacta_con_tu_ISP\"><\/span>7. Actualiza el software de red o contacta con tu ISP<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"wp-block-paragraph\">Si el error persiste, comprueba si hay actualizaciones del sistema operativo y problemas con el adaptador de red.<\/p>\n\n<p class=\"wp-block-paragraph\">Los usuarios de Windows pueden ejecutar el solucionador de problemas de red integrado y comprobar si hay actualizaciones para el adaptador de red en el Administrador de dispositivos.<\/p>\n\n<p class=\"wp-block-paragraph\">Tambi\u00e9n puedes comprobar los servidores DNS que tienes configurados con:<\/p>\n\n<pre class=\"wp-block-code\"><code><code>ipconfig \/all<\/code><\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">Busca las entradas de servidores DNS asociadas a tu adaptador de red activo.<\/p>\n\n<p class=\"wp-block-paragraph\">Si el problema afecta a varios dispositivos y tampoco se puede acceder a los resolutores DNS p\u00fablicos, quiz\u00e1 tu ISP deba investigarlo.<\/p>\n\n<p class=\"wp-block-paragraph\">Cuando contactes con el servicio de asistencia, explica qu\u00e9 sitios web fallan, qu\u00e9 dispositivos est\u00e1n afectados y si la misma conexi\u00f3n funciona a trav\u00e9s de otra red.<\/p>\n\n<p class=\"wp-block-paragraph\">Estos datos pueden ayudar a identificar el problema m\u00e1s r\u00e1pido.<\/p>\n\n<h2 id=\"h-what-if-you-own-the-website\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%C2%BFY_si_el_sitio_web_es_tuyo\"><\/span>\u00bfY si el sitio web es tuyo?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">Si los visitantes notifican errores DNS en un dominio que gestionas, es posible que el problema est\u00e9 en la configuraci\u00f3n del dominio y no en sus ordenadores.<\/p>\n\n<p class=\"wp-block-paragraph\">Comprueba lo siguiente:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Registro del dominio:<\/strong> confirma que tu dominio no haya caducado.<\/li>\n\n\n\n<li><strong>Servidores de nombres:<\/strong> aseg\u00farate de que tu registrador apunte a los servidores DNS autoritativos correctos.<\/li>\n\n\n\n<li><strong>Registros DNS:<\/strong> verifica los registros A, AAAA o CNAME necesarios.<\/li>\n\n\n\n<li><strong>DNSSEC:<\/strong> comprueba que no haya una configuraci\u00f3n DNSSEC incorrecta tras cambiar de proveedor DNS.<\/li>\n\n\n\n<li><strong>Cambios recientes:<\/strong> deja tiempo suficiente para que caduquen las respuestas DNS almacenadas en cach\u00e9.<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">Puedes usar <code>nslookup<\/code> o una herramienta de consulta DNS en l\u00ednea para comparar los resultados de varios resolutores.<\/p>\n\n<p class=\"wp-block-paragraph\">Si tu dominio utiliza Cloudflare, revisa su panel de control DNS y confirma que existan los registros necesarios.<\/p>\n\n<h2 id=\"h-dns-server-not-responding-vs-other-connection-errors\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%C2%ABEl_servidor_DNS_no_responde%C2%BB_frente_a_otros_errores_de_conexion\"><\/span>\u00abEl servidor DNS no responde\u00bb frente a otros errores de conexi\u00f3n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">Distintos errores de conexi\u00f3n pueden parecer similares, pero requieren soluciones diferentes.<\/p>\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><th>Error<\/th><th>Significado<\/th><\/tr><tr><td>El servidor DNS no responde<\/td><td>Un resolutor DNS configurado no responde a las solicitudes<\/td><\/tr><tr><td>DNS_PROBE_FINISHED_NXDOMAIN<\/td><td>La resoluci\u00f3n DNS indica que el dominio solicitado no existe<\/td><\/tr><tr><td>ERR_CONNECTION_RESET<\/td><td>Una conexi\u00f3n de red establecida o en proceso de establecimiento se ha restablecido inesperadamente<\/td><\/tr><\/tbody><\/table><\/figure>\n\n<div class=\"wp-block-group zynoo-related-reading has-border-color has-text-color has-background is-layout-flow wp-block-group-is-layout-flow\" style=\"border-color:#c7d8ef;border-width:1px;border-radius:8px;border-left-color:#0069ff;border-left-width:3px;color:#24364f;background-color:#eaf2ff;margin-top:28px;margin-bottom:28px;padding-top:18px;padding-right:22px;padding-bottom:18px;padding-left:22px;font-size:16px;line-height:1.8\">\n<p class=\"wp-block-paragraph\"><strong>Si el navegador indica que se ha restablecido la conexi\u00f3n en lugar de mostrar un fallo de consulta DNS<\/strong>, consulta nuestra <a href=\"https:\/\/zynoo.com\/blog\/es\/err-connection-reset\/\">gu\u00eda para solucionar el error ERR_CONNECTION_RESET<\/a>.<\/p>\n<\/div>\n\n<div class=\"wp-block-group zynoo-related-reading has-border-color has-text-color has-background is-layout-flow wp-block-group-is-layout-flow\" style=\"border-color:#c7d8ef;border-width:1px;border-radius:8px;border-left-color:#0069ff;border-left-width:3px;color:#24364f;background-color:#eaf2ff;margin-top:28px;margin-bottom:28px;padding-top:18px;padding-right:22px;padding-bottom:18px;padding-left:22px;font-size:16px;line-height:1.8\">\n<p class=\"wp-block-paragraph\"><strong>Si al acceder a tu sitio web aparece un error de seguridad HTTPS en lugar de un problema DNS<\/strong>, nuestra <a href=\"https:\/\/zynoo.com\/blog\/es\/err_ssl_version_or_cipher_mismatch\/\">gu\u00eda para solucionar el error ERR_SSL_VERSION_OR_CIPHER_MISMATCH<\/a> explica c\u00f3mo identificar y solucionar problemas relacionados con los certificados SSL, el protocolo TLS y la compatibilidad del cifrado.<\/p>\n<\/div>\n\n<div class=\"wp-block-group zynoo-related-reading has-border-color has-text-color has-background is-layout-flow wp-block-group-is-layout-flow\" style=\"border-color:#c7d8ef;border-width:1px;border-radius:8px;border-left-color:#0069ff;border-left-width:3px;color:#24364f;background-color:#eaf2ff;margin-top:28px;margin-bottom:28px;padding-top:18px;padding-right:22px;padding-bottom:18px;padding-left:22px;font-size:16px;line-height:1.8\">\n<p class=\"wp-block-paragraph\"><br \/><strong>\u00bfTe aparecen errores DNS al acceder a un sitio web?<\/strong> Consulta nuestra gu\u00eda sobre <a href=\"https:\/\/zynoo.com\/blog\/es\/dns-probe-finished-nxdomain\/?utm_source=chatgpt.com\">c\u00f3mo solucionar el error DNS_PROBE_FINISHED_NXDOMAIN<\/a> para resolver problemas de resoluci\u00f3n de nombres de dominio y volver a conectarte a Internet.<\/p>\n<\/div>\n\n<h2 id=\"h-frequently-asked-questions\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Preguntas_frecuentes\"><\/span>Preguntas frecuentes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1793117497209\"><strong class=\"schema-faq-question\">\u00bfPor qu\u00e9 no responde mi servidor DNS?<\/strong> <p class=\"schema-faq-answer\">Entre las causas habituales se encuentran los problemas de conexi\u00f3n a Internet, los resolutores DNS que no est\u00e1n disponibles, una configuraci\u00f3n de red incorrecta o las interferencias de una VPN o un programa de seguridad.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1793117523414\"><strong class=\"schema-faq-question\">\u00bfEs seguro utilizar los DNS de Cloudflare o Google?<\/strong> <p class=\"schema-faq-answer\">Ambos son servicios consolidados de resoluci\u00f3n DNS p\u00fablica. Sin embargo, tienen pol\u00edticas de privacidad distintas, y cambiar de proveedor puede afectar al filtrado o a los servicios de la red interna.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1793117538393\"><strong class=\"schema-faq-question\">\u00bfReiniciar el router solucionar\u00e1 los problemas DNS?<\/strong> <p class=\"schema-faq-answer\">Puede resolver problemas temporales del router y de conectividad. Sin embargo, no corregir\u00e1 los registros de dominio incorrectos ni una interrupci\u00f3n persistente del servicio de tu ISP.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1793117547882\"><strong class=\"schema-faq-question\">\u00bfVaciar la cach\u00e9 DNS har\u00e1 que mi conexi\u00f3n a Internet sea m\u00e1s r\u00e1pida?<\/strong> <p class=\"schema-faq-answer\">No necesariamente. Vaciar la cach\u00e9 DNS elimina los resultados de consultas almacenados. Es principalmente una medida para diagnosticar problemas, no una forma garantizada de mejorar la velocidad de Internet.<\/p> <\/div> <\/div>\n\n<h2 id=\"h-conclusion\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Conclusi\u00f3n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">El error \u00abEl servidor DNS no responde\u00bb no significa necesariamente que tu conexi\u00f3n a Internet se haya interrumpido por completo. A menudo indica un problema de comunicaci\u00f3n entre tu dispositivo y su resolutor DNS.<\/p>\n\n<p class=\"wp-block-paragraph\">Empieza por comprobar la conexi\u00f3n y reiniciar los equipos de red. Si el problema persiste, comprueba el resolutor, vac\u00eda la cach\u00e9 DNS y revisa la configuraci\u00f3n DNS.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Lo mejor es identificar d\u00f3nde falla la resoluci\u00f3n DNS antes de cambiar la configuraci\u00f3n de red.<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>El error \u00abEl servidor DNS no responde\u00bb aparece cuando tu dispositivo no recibe respuesta del servidor DNS encargado de resolver las direcciones de los sitios web. Es posible que sigas conectado a la red Wi-Fi, pero que los sitios web no se carguen porque tu ordenador no puede consultar sus direcciones IP. El problema puede [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3764,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[299],"tags":[376,643,644],"class_list":["post-3761","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-alojamiento-web","tag-como-hacerlo","tag-servidor-dns","tag-servidor-dns-no-responde"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.4 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>\u00bfEl servidor DNS no responde? 7 formas de solucionarlo<\/title>\n<meta name=\"description\" content=\"El servidor DNS no responde: este mensaje indica que tu ordenador no puede conectarse a Internet. 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Sin embargo, tienen pol\u00edticas de privacidad distintas, y cambiar de proveedor puede afectar al filtrado o a los servicios de la red interna.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/zynoo.com\/blog\/es\/dns-server-not-responding\/#faq-question-1793117538393","position":3,"url":"https:\/\/zynoo.com\/blog\/es\/dns-server-not-responding\/#faq-question-1793117538393","name":"\u00bfReiniciar el router solucionar\u00e1 los problemas DNS?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"Puede resolver problemas temporales del router y de conectividad. Sin embargo, no corregir\u00e1 los registros de dominio incorrectos ni una interrupci\u00f3n persistente del servicio de tu ISP.","inLanguage":"es"},"inLanguage":"es"},{"@type":"Question","@id":"https:\/\/zynoo.com\/blog\/es\/dns-server-not-responding\/#faq-question-1793117547882","position":4,"url":"https:\/\/zynoo.com\/blog\/es\/dns-server-not-responding\/#faq-question-1793117547882","name":"\u00bfVaciar la cach\u00e9 DNS har\u00e1 que mi conexi\u00f3n a Internet sea m\u00e1s r\u00e1pida?","answerCount":1,"acceptedAnswer":{"@type":"Answer","text":"No necesariamente. Vaciar la cach\u00e9 DNS elimina los resultados de consultas almacenados. 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