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Domain report

bookstackapp.com

bookstackapp.com ranks in the top 0.29% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 9 distinct hosts observed under it.

Explore bookstackapp.com in the Web Graph

Connectivity

#388,084harmonic-centrality rank
Top percentile
0.29%
Hosts observed
9

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://bookstackapp.com/ answered with HTTP 200.

DNS records

A
  • 88.99.102.202
AAAA
No records found.
MX
  • 10 in1-smtp.messagingengine.com.
  • 20 in2-smtp.messagingengine.com.
NS
  • dns1.registrar-servers.com.
  • dns2.registrar-servers.com.

Live preview

Screenshot of bookstackapp.com

This site sends "X-Frame-Options: SAMEORIGIN", which blocks embedding it here.

Since bookstackapp.com can't be embedded live, this is a captured screenshot instead — a snapshot from whenever it was last rendered, not necessarily this exact moment.

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
Cache-Control
Not sent
Content-Encoding
Not sent

Security

Content-Security-Policy
default-src 'self' http: https: data: blob: 'unsafe-inline' 'unsafe-eval'
Strict-Transport-Security
max-age=31536000; includeSubDomains
X-Frame-Options
SAMEORIGIN
X-Content-Type-Options
nosniff
Referrer-Policy
no-referrer-when-downgrade
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://bookstackapp.com/HTTP 308

    → https://bookstackapp.com/

  2. 2.https://bookstackapp.com/HTTP 302

    → https://www.bookstackapp.com/

  3. 3.https://www.bookstackapp.com/HTTP 200

Meta tags

Title
BookStack
Description
BookStack is a simple, open-source, self-hosted, easy-to-use platform for organising and storing information.
Canonical
https://www.bookstackapp.com/
Robots
Not set
Generator
Hugo 0.164.0
Open Graph title
BookStack
Open Graph description
Not set
Open Graph image
Not set
Open Graph type
website
Twitter card
summary
Twitter title
BookStack
Twitter image
https://www.bookstackapp.com/

robots.txt

bookstackapp.com has no robots.txt.

Technology detected

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

  • Cloudflarecdn

    Server: cloudflare

  • Hugoframework

    <meta name="generator"> = "Hugo 0.164.0"

Related domains

Similar connectivity

Domains ranked just above and below it in the same snapshot.