{"id":116094,"date":"2024-05-26T14:59:21","date_gmt":"2024-05-26T12:59:21","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/odin-iz-kornevyh-dns-serverov-4-dnya-nahodilsya-v-rassinhronizirovannom-sostoyanii"},"modified":"2024-05-26T14:59:21","modified_gmt":"2024-05-26T12:59:21","slug":"odin-iz-kornevyh-dns-serverov-4-dnya-nahodilsya-v-rassinhronizirovannom-sostoyanii","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/odin-iz-kornevyh-dns-serverov-4-dnya-nahodilsya-v-rassinhronizirovannom-sostoyanii","title":{"rendered":"Uno de los servidores DNS ra\u00edz estuvo en un estado desincronizado durante 4 d\u00edas.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Uno de los 13 servidores ra\u00edz DNS (c.root-servers.net), que asegura el funcionamiento de la zona ra\u00edz DNS (el primer eslab\u00f3n en la cadena de resoluci\u00f3n de nombres de dominio, que proporciona informaci\u00f3n sobre los servidores DNS que gestionan los dominios de primer nivel y las claves para su verificaci\u00f3n mediante DNSSEC), estuvo cuatro d\u00edas en un estado no sincronizado con los dem\u00e1s servidores DNS ra\u00edz. El funcionamiento del servidor DNS ra\u00edz 'C' (192.33.4.12) es respaldado por 12 servidores ubicados en diferentes pa\u00edses. Todos estos servidores, del 18 al 22 de mayo, no reflejaron cambios en la zona ra\u00edz, entregaron datos obsoletos y no se sincronizaron con el resto de la infraestructura ra\u00edz DNS.       <\/p>\n<p>Durante el per\u00edodo indicado, no se realizaron cambios en la zona ra\u00edz, pero se planific\u00f3 el trabajo para actualizar la firma digital DNSEC para el dominio de primer nivel '.gov', realizado en el marco de la transici\u00f3n a claves criptogr\u00e1ficas basadas en el algoritmo ECDSA. Desde hace poco, se utilizan los algoritmos 8 (RSA\/SHA-256) y 13 (ECDSA P-256\/SHA-256) para certificar la zona '.gov' en DNSSEC, pero el algoritmo 8 sigue activo. Se planeaba a\u00f1adir en la zona ra\u00edz un registro DS para el algoritmo 13 durante el fin de semana, y luego comenzar el proceso de eliminaci\u00f3n del registro DS para el algoritmo 8. Se planific\u00f3 realizar una sustituci\u00f3n similar tambi\u00e9n para el dominio '.int'. Como resultado, los registros DS relacionados con el apoyo al algoritmo 13 para la ra\u00edz <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/es\/server\/\"   title=\"servidores\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"1542\">servidores<\/a> fueron transferidos a IANA, pero nunca se publicaron, ya que tras identificar problemas, el proceso de sustituci\u00f3n de claves se detuvo hasta que se aclarara la situaci\u00f3n con el servidor ra\u00edz 'C'.         <\/p>\n<p>El funcionamiento del servidor DNS ra\u00edz 'C' se asegura bajo acuerdos con la corporaci\u00f3n ICANN, por el proveedor troncal de primer nivel (Tier 1) Cogent Communications, presente en 53 pa\u00edses. Unos d\u00edas antes del incidente, se reportaron problemas de acceso desde la red de Cogent Communications a 1575 sistemas aut\u00f3nomos debido a la interrupci\u00f3n del peering con el proveedor indio de primer nivel Tata Communications.    <\/p>\n<p>La raz\u00f3n dada para el cese de la recepci\u00f3n de actualizaciones de la zona ra\u00edz de DNS es una falla en el sistema de monitoreo encargado de rastrear cambios. La falla ocurri\u00f3 despu\u00e9s de un cambio en la ruta que no estaba relacionado con el funcionamiento de los servidores DNS (no se proporciona informaci\u00f3n detallada sobre las causas hasta el momento). Aparte de la desincronizaci\u00f3n, no se han registrado interrupciones en el procesamiento de solicitudes al servidor DNS ra\u00edz \u00abC\u00bb. La sincronizaci\u00f3n se reestableci\u00f3 por completo el 22 de mayo a las 19 horas (MSK). Entre los posibles problemas que podr\u00edan haber surgido durante el proceso de desincronizaci\u00f3n prolongada, se se\u00f1ala la posibilidad de emitir datos obsoletos sobre las claves utilizadas en DNSSEC y las direcciones de los servidores DNS que los gestionan. <a class=\"wpil_keyword_link\" href=\"https:\/\/prohoster.info\/es\/domain\/\"   title=\"dominios\" data-wpil-keyword-link=\"linked\"  data-wpil-monitor-id=\"4058\">dominios<\/a> de primer nivel.<br \/>\n<br \/>Fuente: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=61249\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041e\u0434\u0438\u043d \u0438\u0437 13 \u043a\u043e\u0440\u043d\u0435\u0432\u044b\u0445 \u0441\u0435\u0440\u0432\u0435\u0440\u043e\u0432 DNS (c.root-servers.net), \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0438\u0445 \u0440\u0430\u0431\u043e\u0442\u0443 \u043a\u043e\u0440\u043d\u0435\u0432\u043e\u0439 \u0437\u043e\u043d\u044b DNS (\u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e\u0435 \u0437\u0432\u0435\u043d\u043e \u0432 \u0446\u0435\u043f\u043e\u0447\u043a\u0435 \u0440\u0435\u0437\u043e\u043b\u0432\u0438\u043d\u0433\u0430 \u0434\u043e\u043c\u0435\u043d\u043d\u044b\u0445 \u0438\u043c\u0451\u043d, \u043e\u0442\u0434\u0430\u044e\u0449\u0435\u0435 \u0441\u0432\u0435\u0434\u0435\u043d\u0438\u044f \u043e DNS-\u0441\u0435\u0440\u0432\u0435\u0440\u0430\u0445, \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u044e\u0449\u0438\u0445 \u0434\u043e\u043c\u0435\u043d\u044b \u043f\u0435\u0440\u0432\u043e\u0433\u043e \u0443\u0440\u043e\u0432\u043d\u044f, \u0438 \u043a\u043b\u044e\u0447\u0430\u0445 \u0434\u043b\u044f \u0438\u0445 \u0432\u0435\u0440\u0438\u0444\u0438\u043a\u0430\u0446\u0438\u0438 \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 DNSSEC) \u0447\u0435\u0442\u044b\u0440\u0435 \u0434\u043d\u044f \u043d\u0430\u0445\u043e\u0434\u0438\u043b\u0441\u044f \u0432 \u0441\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0438, \u043d\u0435 \u0441\u0438\u043d\u0445\u0440\u043e\u043d\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u043c \u0441 \u043e\u0441\u0442\u0430\u043b\u044c\u043d\u044b\u043c\u0438 \u043a\u043e\u0440\u043d\u0435\u0432\u044b\u043c\u0438 DNS-\u0441\u0435\u0440\u0432\u0435\u0440\u0430\u043c\u0438. \u0420\u0430\u0431\u043e\u0442\u0443 \u043a\u043e\u0440\u043d\u0435\u0432\u043e\u0433\u043e DNS-\u0441\u0435\u0440\u0432\u0435\u0440\u0430 &#171;\u0421&#187; (192.33.4.12) \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u0435\u0442 12 \u0441\u0435\u0440\u0432\u0435\u0440\u043e\u0432, \u0440\u0430\u0437\u043c\u0435\u0449\u0451\u043d\u043d\u044b\u0445 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-116094","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041e\u0434\u0438\u043d \u0438\u0437 13 \u043a\u043e\u0440\u043d\u0435\u0432\u044b\u0445 \u0441\u0435\u0440\u0432\u0435\u0440\u043e\u0432 DNS (c.root-servers.net), \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0438\u0445 \u0440\u0430\u0431\u043e\u0442\u0443 \u043a\u043e\u0440\u043d\u0435\u0432\u043e\u0439 \u0437\u043e\u043d\u044b DNS (\u043d\u0430\u0447\u0430\u043b\u044c\u043d\u043e\u0435 \u0437\u0432\u0435\u043d\u043e \u0432 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