51.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 7061 ms crawled 2026-05-18

CN · 42.4.56.186 · AS4837 CHINA UNICOM China169 Backbone

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
五一网|51游戏_好玩的游戏社区化平台_51游戏官网|51页游|空间尽在51.com
Description
玩游戏,上51.COM。51游戏平台是国内知名的专业游戏社区化平台,在这里玩家们可以尽情体验畅玩游戏、讨论游戏、共创游戏的快乐。创立20多年来,51游戏已集游戏研发、游戏运营为一体,不断为玩家提供高品质、好玩的游戏产品,为玩家提供真诚的服务。

Open Graph

title
51|51游戏_好玩的游戏社区化平台_游戏|交友|空间尽在51.com
description
玩游戏,上51.COM。51游戏是国内知名的网页游戏社区化平台,集游戏研发运营、真人交友、博客空间、美女主播等娱乐业务为一体,51游戏只做口碑最好的网页游戏运营和客户服务。
release date
2005-08-18 10:10:10

Technology

Server
openresty

Third-party hosts loaded (4)

  • cdn.51img3.com×55
  • cdn.51img1.com×31
  • cdn3.51img1.com×5
  • image.tanwan.com×1

Registration

Registrar
Xin Net Technology Corporation
Created
1998-07-10
Expires
2028-07-09 781 days left
Updated
2024-06-05
Name servers
  • ns3.dnsv4.com
  • ns4.dnsv4.com

DNS records live

NS
  • ns3.dnsv4.com
  • ns4.dnsv4.com
CNAME
  • 51.com.cdn.dnsv1.com
TXT
  • x3ckzxnfgjzmm53d068h6tpk8rjbwqwn

Email authentication no MX

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

Certificate (current)

RapidSSL TLS RSA CA G1
from 2025-12-09 to 2027-01-09
Expires in 234 days

HTTP security headers

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

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

Links to (3)

Linked from (7)