indexo.dev

gongwentang.com

.com crawl

First seen 2026-04-16 · Last seen 2026-05-20 · ok HTTP/1.1 200 2311 ms crawled 2026-05-14

CN · 182.106.136.7 · AS139201 Jiangxi Jiujiang IDC

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
系统公告
Language
zh-CN

Technology

Server
nginx

Registration

Registrar
Alibaba Cloud Computing Ltd. d/b/a HiChina (www.net.cn)
Created
2021-12-31
Expires
2027-12-31 589 days left
Updated
2026-04-30
Name servers
  • dns19.hichina.com
  • dns20.hichina.com

DNS records live

NS
  • dns19.hichina.com
  • dns20.hichina.com

Email authentication no MX

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

Certificate (current)

Encryption Everywhere DV TLS CA - G2
from 2026-03-29 to 2026-06-27
Expires in 37 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.gongwentang.com/notice.html

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (4)