What technology does uni-jena.de use?

We did not detect any specific technologies for uni-jena.de in the latest scan.

Is uni-jena.de secure (HTTPS)?

Yes. uni-jena.de uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Feb 6, 2027.

Who hosts uni-jena.de?

Hosting provider information for uni-jena.de is not available yet.

What is uni-jena.de's SEO score?

uni-jena.de scored 90/100 for SEO in the latest analysis (excellent).

What is uni-jena.de's overall website score?

uni-jena.de has an overall SiteGraph score of 95/100, combining SEO, performance, security, and accessibility.

Has uni-jena.de's score changed over time?

uni-jena.de's overall score has declined by 3 points (from 98 to 95) since Jul 25, 2026.

uni-jena.de

Friedrich-Schiller-Universität Jena | Uni Jena

Last scanned Aug 1, 2026, 7:00 AM · 15 views

Overall score

Excellent

Summary

Die Universität Jena verbindet: Menschen und Ideen, Wissenschaft und Wirtschaft, Hochschulen und außeruniversitäre Forschungseinrichtungen. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: robots.txt not found.

Die Universität Jena verbindet: Menschen und Ideen, Wissenschaft und Wirtschaft, Hochschulen und außeruniversitäre Forschungseinrichtungen.

Top issues to fix

4 issues found

Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
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

2 issue(s) found

100

Performance

776 ms

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

-3 overall since Jul 25, 2026

Overall: 95
SEO: 90
Security: 90
Performance: 100
Accessibility: 100

Organization

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

Die Universität Jena verbindet: Menschen und Ideen, Wissenschaft und Wirtschaft, Hochschulen und außeruniversitäre Forschungseinrichtungen.

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Meta tags

Title: Friedrich-Schiller-Universität Jena | Uni Jena
Description: Die Universität Jena verbindet: Menschen und Ideen, Wissenschaft und Wirtschaft, Hochschulen und außeruniversitäre Forschungseinrichtungen.
Canonical: https://www.uni-jena.de/
Language: de
Charset: UTF-8
Viewport: width=device-width, initial-scale=1
Robots meta: index,follow
Manifest: https://www.uni-jena.de/manifest.json

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.uni-jena.de
Valid from: Jul 22, 2026
Valid to: Feb 6, 2027
Days until expiry: 189
SAN domains: www.uni-jena.de, uni-jena.de

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyEnabled
X-Frame-OptionsMissing
X-Content-Type-OptionsEnabled
Referrer-PolicyEnabled
Permissions-PolicyEnabled

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 4 · H3 35

Links

71 internal · 18 external · 20 broken

Images

20 total · 0 missing alt

Scripts / Styles

3 scripts · 2 stylesheets

JS / CSS size

0 B · 0 B

Page size

119 KB

Robots.txt & Sitemap

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

SEO issues

robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://uni-jena.de
Final URL: https://www.uni-jena.de/
HTTP status: 200
HTTP version: HTTP/2
Response time: 774 ms
HTML size: 119 KB
Redirect chain: https://uni-jena.de → https://www.uni-jena.de/

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Frequently asked questions

What technology does uni-jena.de use?: We did not detect any specific technologies for uni-jena.de in the latest scan.
Is uni-jena.de secure (HTTPS)?: Yes. uni-jena.de uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Feb 6, 2027.
Who hosts uni-jena.de?: Hosting provider information for uni-jena.de is not available yet.
What is uni-jena.de's SEO score?: uni-jena.de scored 90/100 for SEO in the latest analysis (excellent).
What is uni-jena.de's overall website score?: uni-jena.de has an overall SiteGraph score of 95/100, combining SEO, performance, security, and accessibility.
Has uni-jena.de's score changed over time?: uni-jena.de's overall score has declined by 3 points (from 98 to 95) since Jul 25, 2026.