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Información de la página
Title:
English as a Second Language (ESL) for Teachers and Students
Metapalabras clave:
Unknown
Meta descripción:
Whether you are a teacher looking for ESL teaching materials, a beginner who's just starting out, or an advanced student who wants to hone and polish reading comprehension, conversation, and writing skills, these resources can take you to the next level.
H1 Tag:
English as a Second Language (ESL) for Teachers and Students
Enlaces internos:
3 (0 nofollow)
Enlaces externos:
132 (0 nofollow)
Tecnología del sitio
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Unknown
SSL seguro:
Available
robots.txt:
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XML Sitemap:
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Gzip Comprimir:
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favicon.ico:
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Análisis de encabezado HTTP
Los campos de encabezado HTTP son componentes del encabezado del mensaje de solicitudes y respuestas en el Protocolo de transferencia de hipertexto (HTTP). Definen los parámetros operativos de una transacción HTTP. Los campos de encabezado no se muestran directamente en los navegadores web normales como Internet Explorer, Google Chrome, Firefox, etc. A continuación se muestra la información del encabezado HTTP de esl.about.com:
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Análisis de registros DNS
Domain Name Systes (DNS) traduce los nombres de dominio fácilmente memorizados a las direcciones IP numéricas necesarias para ubicar los servicios y dispositivos informáticos en todo el mundo. Hay un total de 28 registros DNS de about.com.
Host | Type | IP/Objetivo | TTL | Extra Infomation |
---|---|---|---|---|
about.com | A | 600 | ||
about.com | A | 600 | ||
about.com | A | 600 | ||
about.com | A | 600 | ||
about.com | NS | 600 | ||
about.com | NS | 600 | ||
about.com | NS | 600 | ||
about.com | NS | 600 | ||
about.com | NS | 600 | ||
about.com | NS | 600 | ||
about.com | NS | 600 | ||
about.com | NS | 600 | ||
about.com | SOA | 300 | expire: 604800 serial: 1632651577 | |
about.com | MX | 86400 | pri: 10 | |
about.com | MX | 86400 | pri: 20 | |
about.com | MX | 86400 | pri: 30 | |
about.com | MX | 86400 | pri: 40 | |
about.com | MX | 86400 | pri: 50 | |
about.com | TXT | globalsign-domain-verification=w4_cM6JGgWq8DXcWhKiS6LtG0lzij1oIZfjNoaPv_D | 86400 | |
about.com | TXT | v=spf1 ip4:64.125.213.247 ip4:216.223.13.247 ip4:34.194.76.185 ip4:35.164.185.216 ip4:34.194.69.219 include:_spf.salesforce.com include:_spf.google.com include:spf.protection.outlook.com include:amazonses.com ~all | 86400 | |
about.com | TXT | atlassian-domain-verification=uUTQHYge655RxaiCqp-IAyc/Q7GgtoJziDouyp0rB7n8OUdp4q8WfSgllR1IaJVR | 86400 | |
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about.com | TXT | google-site-verification=naBvDaAtPQECSKkKcHQUjsdsJagdKYI4dG5-Vj-BCRw | 86400 | |
about.com | TXT | facebook-domain-verification=rf8ocdhxrznl039sodxk5mul9of8l7 | 86400 | |
about.com | AAAA | 2a04:4e42::649 | 600 | |
about.com | AAAA | 2a04:4e42:200::645 | 600 | |
about.com | AAAA | 2a04:4e42:400::645 | 600 | |
about.com | AAAA | 2a04:4e42:600::645 | 600 |