What technology does uni-dortmund.de use?

uni-dortmund.de is built with Apache.

Is uni-dortmund.de secure (HTTPS)?

Yes. uni-dortmund.de uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Aug 13, 2026.

Who hosts uni-dortmund.de?

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

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

uni-dortmund.de scored 80/100 for SEO in the latest analysis (great).

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

uni-dortmund.de has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.

uni-dortmund.de

TU Dortmund

Last scanned Jul 26, 2026, 5:47 AM

Overall score

Great

Summary

Studieren, forschen, leben – an der TU Dortmund erwarten dich innovative Studiengänge und exzellente Forschung in einer lebendigen Region voller Chancen. This website uses Apache. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance fair (70/100). Top issue: No structured data (JSON-LD) found.

Studieren, forschen, leben – an der TU Dortmund erwarten dich innovative Studiengänge und exzellente Forschung in einer lebendigen Region voller Chancen.

Top issues to fix

6 issues found

TLS certificate expires in 15 days
Security
Renew soon or enable auto-renewal to avoid a browser-warning outage.
Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.
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

3 issue(s) found

Performance

1.31 s

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

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

Studieren, forschen, leben – an der TU Dortmund erwarten dich innovative Studiengänge und exzellente Forschung in einer lebendigen Region voller Chancen.

Contact

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

Phone: +4902317551

Meta tags

Title: TU Dortmund
Description: Studieren, forschen, leben – an der TU Dortmund erwarten dich innovative Studiengänge und exzellente Forschung in einer lebendigen Region voller Chancen.
Canonical: https://www.tu-dortmund.de/
Language: de
Charset: utf-8
Viewport: width=device-width, initial-scale=1
Robots meta: index,follow
Manifest

Technologies

Detected frameworks, languages, and tools.

Apache

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.tu-dortmund.de
Valid from: Aug 13, 2025
Valid to: Aug 13, 2026
Days until expiry: 15
SAN domains: www.tu-dortmund.de, aesop.tu-dortmund.de, www.hochschulkommunikation.tu-dortmund.de, www.hochschulkommunikation.uni-dortmund.de, 50jahre.tu-dortmund.de, www.aesop.tu-dortmund.de, www.presse.tu-dortmund.de, www.personalrat.tu-dortmund.de, www.ibz.uni-dortmund.de, www.personalraete.tu-dortmund.de, www.hochschulmarketing.tu-dortmund.de, tu-dortmund.de, www.udo.edu, uni-dortmund.de, www.ibz.tu-dortmund.de, www.uni-dortmund.de, www.50jahre.tu-dortmund.de, www.presse.uni-dortmund.de, www.personalrat.uni-dortmund.de, www.personalraete.uni-dortmund.de

Security headers

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

Compression: gzip · 0 cookie(s) observed

Content & assets

Headings

H1 1 · H2 6 · H3 11

Links

636 internal · 43 external · 20 broken

Images

81 total · 5 missing alt

Scripts / Styles

6 scripts · 7 stylesheets

JS / CSS size

2.7 KB · 0 B

Page size

1.4 MB

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
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://uni-dortmund.de
Final URL: https://www.tu-dortmund.de/
HTTP status: 200
HTTP version: HTTP/2
Response time: 1.28 s
HTML size: 1.4 MB
Redirect chain: https://uni-dortmund.de → https://www.tu-dortmund.de/

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