indexo.dev

ldou.com

.com crawl

First seen 2026-04-12 · Last seen 2026-05-20 · ok HTTP/1.1 200 4934 ms crawled 2026-05-20

CN · 123.6.42.83 · AS4837 CHINA UNICOM China169 Backbone

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
打字练习_零基础到运指如飞_蓝豆打字 | Ldou.com
Description
蓝豆打字( LDou.com )是一个专业在线打字练习网站, 提供渐进式、智能辅助、强化记忆的一系列打字练习课程.
Language
en

Technology

Server
Microsoft-IIS

Third-party hosts loaded (1)

  • fonts.googlefonts.cn×1

Contact

Phone

Registration

Registrar
DNSPod, Inc.
Created
2007-03-05
Expires
2033-11-15 2735 days left
Updated
2024-08-23
Name servers
  • ns1.qeodns.com
  • ns2.qeodns.com

DNS records live

NS
  • ns1.qeodns.com
  • ns2.qeodns.com

Email authentication no MX

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

Certificate (current)

TrustAsia DV TLS RSA CA 2025
from 2026-05-19 to 2026-08-17
Expires in 88 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://www.ldou.com/

present
  • strict-transport-security
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=7200

Linked from (1)