indexo.dev

guantao.com

.com crawl

First seen 2026-05-27 · Last seen 2026-05-27 · ok HTTP/1.1 200 1629 ms crawled 2026-05-30

CN · 47.104.176.125 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
北京观韬律师事务所
Description
北京观韬律师事务所

Technology

Server
nginx
Stack
PHP

Social

Contact

Phone

Registration

Registrar
Alibaba Cloud Computing (Beijing) Co., Ltd.
Created
1998-02-20
Expires
2027-02-19 263 days left
Updated
2025-03-18
Name servers
  • dns25.hichina.com
  • dns26.hichina.com

DNS records live

NS
  • dns25.hichina.com
  • dns26.hichina.com
MX
  • 1 mxw.263.net
  • 5 mx.263.net

Email authentication partial

SPF
v=spf1 include:spf.263.net -all
strict (-all)
DMARC
v=DMARC1;p=none;rua=mailto:wanghu@guantao.com;ruf=mailto:wanghu@guantao.com
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

Encryption Everywhere DV TLS CA - G2
from 2025-12-31 to 2026-12-31
Expires in 213 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://guantao.com/

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

Links to (5)

Linked from (1)