20cms.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-07 · ok HTTP/1.1 200 3813 ms crawled 2026-05-07

CN · 124.223.143.13 · AS45090 Shenzhen Tencent Computer Systems Company Limited

Reputation 75/100 wrong cert

Classifying

HTML metadata

Title: 二零CMS系统-网站程序插件APP小程序开发学习平台
Description: 二零CMS系统-网站程序插件APP小程序开发学习平台
Generator: Discuz! X3.5

Technology

Server: nginx
CMS: Gatsby

Third-party hosts loaded (2)

sdk.51.la×1
t.9py.cn×1

Registration

Registrar

Cloud Yuqu LLC

Created

2025-04-21

Expires

2027-04-21 336 days left

Updated

2025-04-29

Name servers

valerie.dnspod.net
weasel.dnspod.net

DNS records live

NS

valerie.dnspod.net
weasel.dnspod.net

CNAME

www.20cms.com

Email authentication no MX

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

Certificate (current) wrong cert

R12

from 2026-04-10 to 2026-07-09

Expires in 51 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://bbs.20cms.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