51link.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 2913 ms crawled 2026-05-19

CN · 47.108.177.188 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
买卖链接_友情链接购买_网站图文广告位_软文外链平台-51链
Description
51链友链平台提供友情链接买卖交易,网站图文广告出租,软文外链,免费换友链,买卖软文,新闻发稿软文推广平台,新媒服务,网络发稿等服务;把客户利益最大化,持续提升客户体验.
Language
zh

Technology

Server
nginx
CMS
Gatsby

Contact

Phone

Registration

Registrar
eName Technology Co., Ltd.
Created
2003-04-13
Expires
2027-04-13 328 days left
Updated
2026-03-27
Name servers
  • ns1.ename.net
  • ns2.ename.net

DNS records live

NS
  • ns1.ename.net
  • ns2.ename.net

Email authentication no MX

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

Certificate (current)

Certum Domain Validation CA SHA2
from 2025-08-14 to 2026-09-13
Expires in 116 days

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.51link.com/

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

Links to (33)

Linked from (19)