deutsche-digitale-bibliothek.de
Deutsche Digitale Bibliothek - Kultur und Wissen online
Last scanned Jul 26, 2026, 5:17 AM · 1 view
Overall score
Excellent
Summary
Die Deutsche Digitale Bibliothek ist das zentrale Portal für Kultur und Wissen. This website uses Drupal hosted on ASN-FIZ - FIZ Karlsruhe - Leibniz-Institut fuer Informationsinfrastruktur GmbH, DE. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (90/100). Top issue: Meta description longer than 160 characters.
Die Deutsche Digitale Bibliothek ist das zentrale Portal für Kultur und Wissen. Sie macht das kulturelle Erbe der Bundesrepublik über das Internet zugänglich.
- Germany
- Hosted on ASN-FIZ - FIZ Karlsruhe - Leibniz-Institut fuer Informationsinfrastruktur GmbH, DE
Top issues to fix
4 issues found
1 cookie without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Missing OpenGraph tags
SEOAdd og:title/og:description/og:image so shared links render a proper preview card.
SEO
3 issue(s) found
Performance
263 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Deutsche Digitale Bibliothek - Kultur und Wissen online
- Description
- Die Deutsche Digitale Bibliothek ist das zentrale Portal für Kultur und Wissen. Sie macht das kulturelle Erbe der Bundesrepublik über das Internet zugänglich.
- Canonical
- https://www.deutsche-digitale-bibliothek.de/
- Language
- de
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
- https://www.deutsche-digitale-bibliothek.de/assets/favicon/ddb/ddb-a244b2bc5a91ee88ce2ac4aa946b9cc1.webmanifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- CDN provider
- —
- IP address
- 141.66.192.1
- ASN
- AS13040 (ASN-FIZ - FIZ Karlsruhe - Leibniz-Institut fuer Informationsinfrastruktur GmbH, DE)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Hellenic Academic and Research Institutions CA
- Subject
- *.deutsche-digitale-bibliothek.de
- Valid from
- Jul 21, 2026
- Valid to
- Feb 5, 2027
- Days until expiry
- 193
- SAN domains
- *.deutsche-digitale-bibliothek.de, deutsche-digitale-bibliothek.de
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 1 · H2 18 · H3 33
Links
66 internal · 10 external · 0 broken
Images
45 total · 0 missing alt
Scripts / Styles
9 scripts · 3 stylesheets
JS / CSS size
569 KB · 482 KB
Page size
120 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 3
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- Meta description longer than 160 characters
- No structured data (JSON-LD) found
- Missing OpenGraph tags
Accessibility issues
No accessibility issues detected.
Careers
This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.
Scan details
- Requested URL
- https://deutsche-digitale-bibliothek.de
- Final URL
- https://www.deutsche-digitale-bibliothek.de/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 261 ms
- HTML size
- 120 KB
- Redirect chain
- https://deutsche-digitale-bibliothek.de → https://www.deutsche-digitale-bibliothek.de/
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Frequently asked questions
- What technology does deutsche-digitale-bibliothek.de use?
- deutsche-digitale-bibliothek.de is built with Drupal, Bootstrap.
- Is deutsche-digitale-bibliothek.de secure (HTTPS)?
- Yes. deutsche-digitale-bibliothek.de uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Feb 5, 2027.
- Who hosts deutsche-digitale-bibliothek.de?
- deutsche-digitale-bibliothek.de is hosted on ASN-FIZ - FIZ Karlsruhe - Leibniz-Institut fuer Informationsinfrastruktur GmbH, DE.
- What is deutsche-digitale-bibliothek.de's SEO score?
- deutsche-digitale-bibliothek.de scored 80/100 for SEO in the latest analysis (great).
- What is deutsche-digitale-bibliothek.de's overall website score?
- deutsche-digitale-bibliothek.de has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.
- Is deutsche-digitale-bibliothek.de hiring?
- deutsche-digitale-bibliothek.de has a careers page; check it directly for current openings.
OpenGraph & Twitter Card
OpenGraph
Twitter Card