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Domain report

gitbook.tw

gitbook.tw ranks in the top 0.39% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.

Explore gitbook.tw in the Web Graph

Connectivity

#522,961harmonic-centrality rank
Top percentile
0.39%
Hosts observed
1

From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means

HTTPS reachability

200HTTP status

https://gitbook.tw/ answered with HTTP 200.

DNS records

A
  • 104.21.37.197
  • 172.67.212.177
AAAA
  • 2606:4700:3037::ac43:d4b1
  • 2606:4700:3030::6815:25c5
MX
  • 10 spool.mail.gandi.net.
  • 50 fb.mail.gandi.net.
NS
  • curt.ns.cloudflare.com.
  • jill.ns.cloudflare.com.

Live preview

This is a live, sandboxed embed of gitbook.tw — not a copy. What it shows can change any time the site itself does.

Domain registration (WHOIS / RDAP)

RDAP lookup failed (HTTP 429).

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=utf-8
Cache-Control
public, max-age=691200, must-revalidate
Content-Encoding
Not sent

Security

Content-Security-Policy
Not sent
Strict-Transport-Security
Not sent
X-Frame-Options
Not sent
X-Content-Type-Options
nosniff
Referrer-Policy
strict-origin-when-cross-origin
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://gitbook.tw/HTTP 301

    → https://gitbook.tw/

  2. 2.https://gitbook.tw/HTTP 200

Meta tags

Title
Git 教學 - Git 書 - 為你自己學 Git | 高見龍
Description
Git 是什麼? Git 是一種版本控制系統，Git 可以回到指定的時間點，救回不小心刪除檔案。搭配 Git 教學教您常用 Git 指令並使用 GitHub 一起工作
Canonical
https://gitbook.tw/
Robots
Not set
Generator
Not set
Open Graph title
Git 教學 - Git 書 - 為你自己學 Git | 高見龍
Open Graph description
Git 是什麼? Git 是一種版本控制系統，Git 可以回到指定的時間點，救回不小心刪除檔案。搭配 Git 教學教您常用 Git 指令並使用 GitHub 一起工作
Open Graph image
https://gitbook.tw/assets/images/tw/etc/og-image-gitbook.jpg?v=8eb3685e
Open Graph type
book
Twitter card
summary_large_image
Twitter title
Git 教學 - Git 書 - 為你自己學 Git | 高見龍
Twitter image
https://gitbook.tw/assets/images/tw/etc/og-image-gitbook.jpg?v=8eb3685e

robots.txt

Disallow rules (User-agent: *)
0
Disallow rules (other agents)
0

Sitemap declared:

  • https://gitbook.tw/sitemap.xml

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

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Similar connectivity

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