indexo.dev

duomeitijiaoxue.com

.com crawl

First seen 2026-04-15 · Last seen 2026-05-10 · ok HTTP/1.1 200 2537 ms crawled 2026-05-10

GB · 91.192.107.61 · AS211392 Dream Cloud Innovation Limited

Reputation 70/100 wrong cert weak security headers

sector education type homepage

HTML metadata

Title
SZU2021届陈晓斌多媒体教学展示
Description
EF英孚成人英语教育是一所专业成人英语培训教育机构，为您提供在线学习英语、成人英语培训、商务英语培训、英语口语学习、每日英语学习、成人在线英语培训辅导、成人英语网课平台。帮您全方位提高商务口语英语能力，让您在不断变化的环境中游刃有余。立即登陆英孚成人英语教育官网获取免费试听课程。
Language
zh-Hans
Canonical
https://center.ef.com.cn/

Open Graph

title
EF教育-在线学习英语,在线成人英语培训,商务英语培训学校-EF英语官网
description
EF英孚成人英语教育是一所专业成人英语培训教育机构，为您提供在线学习英语、成人英语培训、商务英语培训、英语口语学习、每日英语学习、成人在线英语培训辅导、成人英语网课平台。帮您全方位提高商务口语英语能力，让您在不断变化的环境中游刃有余。立即登陆英孚成人英语教育官网获取免费试听课程。

Technology

Server
openresty
CMS
Next.js
Analytics
  • Google Tag Manager
Third-party hosts loaded (7)
  • cn-ec-prod-static-sites-1302805540.file.myqcloud.com×93
  • storyblok-cdn.ef.com.cn×7
  • ec-webapi.ef.com.cn×2
  • storyblok-assets.ef.com.cn×2
  • center.ef.com.cn×1
  • work.weixin.qq.com×1
  • www.googletagmanager.com×1

Contact

Phone

Registration

Registrar
Xin Net Technology Corporation
Created
2023-08-07
Expires
2026-08-07 78 days left
Updated
2025-09-01
Name servers
  • ns1.judns.com
  • ns2.judns.com

DNS records live

NS
  • ns1.julydns.com
  • ns2.julydns.com

Email authentication no MX

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

E8
from 2026-01-27 to 2026-04-27
Expired 24 days ago

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://duomeitijiaoxue.com/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (15)

Linked from (4)