What technology does digitale-sammlungen.de use?

We did not detect any specific technologies for digitale-sammlungen.de in the latest scan.

Is digitale-sammlungen.de secure (HTTPS)?

Yes. digitale-sammlungen.de uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Oct 27, 2026.

Who hosts digitale-sammlungen.de?

Hosting provider information for digitale-sammlungen.de is not available yet.

What is digitale-sammlungen.de's SEO score?

digitale-sammlungen.de scored 75/100 for SEO in the latest analysis (fair).

What is digitale-sammlungen.de's overall website score?

digitale-sammlungen.de has an overall SiteGraph score of 93/100, combining SEO, performance, security, and accessibility.

Has digitale-sammlungen.de's score changed over time?

digitale-sammlungen.de's overall score has declined by 1 point (from 94 to 93) since Jul 26, 2026.

digitale-sammlungen.de

Munich Digitization Center (MDZ) - Homepage | MDZ

Last scanned Aug 2, 2026, 7:00 PM · 6 views

Overall score

Excellent

Summary

Discover 3,193,590 Digitized Manuscripts, Prints, Music, Maps, Photographs, Newspapers and Magazines, about 100% of them available via IIIF. SEO is good (75/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.

Discover 3,193,590 Digitized Manuscripts, Prints, Music, Maps, Photographs, Newspapers and Magazines, about 100% of them available via IIIF.

Top issues to fix

5 issues found

No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Missing OpenGraph tags
SEO
Add og:title/og:description/og:image so shared links render a proper preview card.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEO
Publish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEO
Fix or remove broken links — they waste crawl budget and erode user trust.

SEO

4 issue(s) found

100

Performance

626 ms

100

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

-1 overall since Jul 26, 2026

Overall: 93
SEO: 75
Security: 100
Performance: 100
Accessibility: 100

Organization

Company details published in this site's own structured data.

Discover 3,193,590 Digitized Manuscripts, Prints, Music, Maps, Photographs, Newspapers and Magazines, about 100% of them available via IIIF.

Contact

Email, phone, and address published on this site's own pages.

Email: mdz@bsb-muenchen.de

Meta tags

Title: Munich Digitization Center (MDZ) - Homepage | MDZ
Description: Discover 3,193,590 Digitized Manuscripts, Prints, Music, Maps, Photographs, Newspapers and Magazines, about 100% of them available via IIIF.
Canonical: https://digitale-sammlungen.de/
Language: en
Charset: UTF-8
Viewport: width=device-width, initial-scale=1.0
Robots meta
Manifest

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

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 1.3
Issuer: Hellenic Academic and Research Institutions CA
Subject: www.digitale-sammlungen.de
Valid from: Oct 27, 2025
Valid to: Oct 27, 2026
Days until expiry: 85
SAN domains: www.digitale-sammlungen.de, digitale-sammlungen.de

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 10 · H3 3

Links

47 internal · 1 external · 20 broken

Images

32 total · 0 missing alt

Scripts / Styles

3 scripts · 3 stylesheets

JS / CSS size

596 B · 254 B

Page size

52.7 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

No structured data (JSON-LD) found
Missing OpenGraph tags
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://digitale-sammlungen.de
Final URL: https://digitale-sammlungen.de/en/
HTTP status: 200
HTTP version: HTTP/2
Response time: 625 ms
HTML size: 52.7 KB
Redirect chain: https://digitale-sammlungen.de → https://digitale-sammlungen.de/en/

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Frequently asked questions

What technology does digitale-sammlungen.de use?: We did not detect any specific technologies for digitale-sammlungen.de in the latest scan.
Is digitale-sammlungen.de secure (HTTPS)?: Yes. digitale-sammlungen.de uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Oct 27, 2026.
Who hosts digitale-sammlungen.de?: Hosting provider information for digitale-sammlungen.de is not available yet.
What is digitale-sammlungen.de's SEO score?: digitale-sammlungen.de scored 75/100 for SEO in the latest analysis (fair).
What is digitale-sammlungen.de's overall website score?: digitale-sammlungen.de has an overall SiteGraph score of 93/100, combining SEO, performance, security, and accessibility.
Has digitale-sammlungen.de's score changed over time?: digitale-sammlungen.de's overall score has declined by 1 point (from 94 to 93) since Jul 26, 2026.