indexo.dev

edu51.net

.net crawl

First seen 2026-04-14 · Last seen 2026-05-14 · ok HTTP/1.1 200 6370 ms crawled 2026-05-07

CN · 43.228.77.72 · AS134765 CHINANET Yunnan province IDC1 network

Reputation 70/100 wrong cert weak security headers

Classifying

HTML metadata

Title
东方教育学习网
Description
东方学习网（www.edu51.net）是免费的职教信息服务平台，平台聚合了全国10000余所中、高职院校的专业开设、就业详情等基础信息，专注于职教学生的升学指导服务，致力成为推动现代职业教育高质量发展的重要力量。

Technology

Server
nginx
CMS
Gatsby

Contact

Phone

Registration

Registrar
Alibaba Cloud Computing Ltd. d/b/a HiChina (www.net.cn)
Created
2020-02-23
Expires
2027-02-23 279 days left
Updated
2026-03-11
Name servers
  • house.dnspod.net
  • octagon.dnspod.net

DNS records live

NS
  • house.dnspod.net
  • octagon.dnspod.net

Email authentication no MX

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

Certificate (current) wrong cert

—
from 2023-02-22 to 2033-02-19
Expires in 2468 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://www.edu51.net/

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

Links to (43)

Linked from (50)