indexo.dev

qingtu.co

.co crawl

First seen 2026-04-20 · Last seen 2026-05-10 · ok HTTP/1.1 200 5264 ms crawled 2026-05-13

CN · 8.136.98.244 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 100/100

Classifying

HTML metadata

Title
氢图 - 视觉笔记，可视化记录与思考
Description
氢图，轻松建立信息图谱，创建视觉笔记，白板笔记，建立笔记间的关联，可视化信息管理，氢图让记录与思考变得空间化、可视化，全新的记录与表达方式，让你打开思绪，随心所欲。
Language
zh-CN

Technology

Analytics
  • Google Tag Manager

Third-party hosts loaded (3)

  • at.alicdn.com×1
  • res.wx.qq.com×1
  • www.googletagmanager.com×1

Contact

Phone

DNS records live

NS
  • dns1.hichina.com
  • dns2.hichina.com

Email authentication no MX

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

Certificate (current)

Encryption Everywhere DV TLS CA - G2
from 2025-12-15 to 2026-12-15
Expires in 209 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://qingtu.co/

present
  • x-frame-options
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff

Links to (2)

Linked from (1)