gbv.de
Willkommen — Verbundzentrale des GBV
Last scanned Aug 2, 2026, 11:00 AM · 8 views
Overall score
Fair
Summary
This website uses Nginx. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores fair (60/100) and performance good (80/100). Top issue: Missing meta description.
Top issues to fix
6 issues found · 1 high priority
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
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.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
Sluggish estimated load (3.1s)
PerformanceTarget under 3 seconds: enable compression and serve static assets from a CDN.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
4 issue(s) found
Performance
3.14 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
-2 overall since Jul 26, 2026
- Overall
- 76
- SEO
- 70
- Security
- 60
- Performance
- 80
- Accessibility
- 100
Meta tags
- Title
- Willkommen — Verbundzentrale des GBV
- Description
- Canonical
- https://www.gbv.de
- Language
- de
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.2
- Issuer
- Hellenic Academic and Research Institutions CA
- Subject
- www.gbv.de
- Valid from
- Dec 3, 2025
- Valid to
- Dec 3, 2026
- Days until expiry
- 122
- SAN domains
- www.gbv.de
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 0 · H3 0
Links
34 internal · 4 external · 20 broken
Images
4 total · 0 missing alt
Scripts / Styles
6 scripts · 7 stylesheets
JS / CSS size
0 B · 0 B
Page size
24.2 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://gbv.de
- Final URL
- https://www.gbv.de/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 3.14 s
- HTML size
- 24.2 KB
- Redirect chain
- https://gbv.de → https://www.gbv.de/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does gbv.de use?
- gbv.de is built with Nginx.
- Is gbv.de secure (HTTPS)?
- Yes. gbv.de uses TLS 1.2 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Dec 3, 2026.
- Who hosts gbv.de?
- Hosting provider information for gbv.de is not available yet.
- What is gbv.de's SEO score?
- gbv.de scored 70/100 for SEO in the latest analysis (fair).
- What is gbv.de's overall website score?
- gbv.de has an overall SiteGraph score of 76/100, combining SEO, performance, security, and accessibility.
- Has gbv.de's score changed over time?
- gbv.de's overall score has declined by 2 points (from 78 to 76) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card