bookstackapp.com
BookStack
Last scanned Aug 24, 2026, 1:22 PM
Overall score
Excellent
Summary
BookStack is a simple, open-source, self-hosted, easy-to-use platform for organising and storing information. This website uses Nginx hosted on HETZNER-AS - Hetzner Online GmbH, DE. SEO is good (85/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.
BookStack is a simple, open-source, self-hosted, easy-to-use platform for organising and storing information.
- Germany
- Hosted on HETZNER-AS - Hetzner Online GmbH, DE
Top issues to fix
3 issues found
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
1 broken link on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
244 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
BookStack is a simple, open-source, self-hosted, easy-to-use platform for organising and storing information.
Contact
Email, phone, and address published on this site's own pages.
- admin@example.com
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/
- Language
- en-gb
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- HETZNER-AS - Hetzner Online GmbH, DE
- CDN provider
- —
- IP address
- 88.99.102.202
- ASN
- AS24940 (HETZNER-AS - Hetzner Online GmbH, DE)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- *.bookstackapp.com
- Valid from
- Aug 24, 2026
- Valid to
- Nov 22, 2026
- Days until expiry
- 89
- SAN domains
- *.bookstackapp.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 5 · H3 0
Links
31 internal · 29 external · 1 broken
Images
25 total · 0 missing alt
Scripts / Styles
3 scripts · 1 stylesheets
JS / CSS size
56.0 KB · 52.7 KB
Page size
50.9 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- 237
SEO issues
- No structured data (JSON-LD) found
- robots.txt not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://bookstackapp.com
- Final URL
- https://www.bookstackapp.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 243 ms
- HTML size
- 50.9 KB
- Redirect chain
- https://bookstackapp.com → https://www.bookstackapp.com/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does bookstackapp.com use?
- bookstackapp.com is built with Nginx.
- Is bookstackapp.com secure (HTTPS)?
- Yes. bookstackapp.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Nov 22, 2026.
- Who hosts bookstackapp.com?
- bookstackapp.com is hosted on HETZNER-AS - Hetzner Online GmbH, DE.
- What is bookstackapp.com's SEO score?
- bookstackapp.com scored 85/100 for SEO in the latest analysis (great).
- What is bookstackapp.com's overall website score?
- bookstackapp.com has an overall SiteGraph score of 96/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card