indexo.dev

263xmail.com

.com dns

First seen 2026-05-01 · Last seen 2026-05-19 · ok HTTP/1.1 200 932 ms crawled 2026-05-08

CN · 211.150.66.111 · AS23724 IDC, China Telecommunications Corporation

Reputation 70/100 wrong cert weak security headers

Classifying

HTML metadata

Title
云通信官网
Description
使用公司邮箱处理企业事务,那企业邮箱怎么注册申请,申请注册企业邮箱哪个好?北京二六三企业通信有限公司17年深耕企业通信服务领域，成为国内资深的企业级通信协作服务行业领导者。

Technology

Server
nginx

Third-party hosts loaded (1)

  • www.263.net×36

Contact

Phone

Registration

Registrar
Xiamen 35.com Information Co., Ltd.
Created
2003-01-23
Expires
2027-01-23 248 days left
Updated
2025-12-11
Name servers
  • ns.capital-online.com.cn
  • ns3.capital-online.com.cn
  • ns4.capital-online.com.cn
  • ns5.capital-online.com.cn

DNS records live

NS
  • ns.capital-online.com.cn
  • ns3.capital-online.com.cn
  • ns4.capital-online.com.cn
  • ns5.capital-online.com.cn

Email authentication no MX

SPF
v=spf1 include:spf.263.net ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

Secure Site CA G2
from 2022-12-19 to 2024-01-20
Expired 851 days ago

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://263xmail.com/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (1)