indexo.dev

gongcheng.com

.com crawl

First seen 2026-05-04 · Last seen 2026-05-04 · ok HTTP/1.1 200 4122 ms crawled 2026-05-11

Reputation 92/100 no dmarc policy

Classifying

Technology

Server
nginx

Registration

Registrar
eName Technology Co., Ltd.
Created
2005-05-08
Expires
2030-05-08 1450 days left
Updated
2025-12-30
Name servers
  • ns1.ename.net
  • ns2.ename.net

DNS records live

NS
  • ns1.ename.net
  • ns2.ename.net
MX
  • 10 mxbiz2.qq.com
  • 5 mxbiz1.qq.com

Email authentication weak

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

Certificate (current)

R13
from 2026-02-11 to 2026-05-12
Expired 7 days ago

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://gongcheng.com/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000

Linked from (1)