uni-mainz.de
Johannes Gutenberg-Universität Mainz
Last scanned Jul 25, 2026, 6:25 AM · 2 views
Overall score
Great
Summary
This website uses WordPress hosted on RLP-NET - Johannes Gutenberg-Universitaet Mainz, DE. SEO is fair (65/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: Missing meta description.
- Germany
- Hosted on RLP-NET - Johannes Gutenberg-Universitaet Mainz, DE
Top issues to fix
5 issues found · 3 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
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
4 issue(s) found
Performance
1.00 s
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Contact
Email, phone, and address published on this site's own pages.
Source: https://www.uni-mainz.de/contact
Meta tags
- Title
- Johannes Gutenberg-Universität Mainz
- Description
- Canonical
- https://www.uni-mainz.de/
- Language
- de-DE
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, shrink-to-fit=no
- Robots meta
- max-image-preview:large
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- RLP-NET - Johannes Gutenberg-Universitaet Mainz, DE
- CDN provider
- —
- IP address
- 134.93.178.47
- ASN
- AS2857 (RLP-NET - Johannes Gutenberg-Universitaet Mainz, DE)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- www.uni-mainz.de
- Valid from
- Jun 25, 2026
- Valid to
- Sep 23, 2026
- Days until expiry
- 60
- SAN domains
- startseite.uni-mainz.de, www.uni-mainz.de
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 0 · H3 0
Links
0 internal · 2 external · 0 broken
Images
2 total · 0 missing alt
Scripts / Styles
59 scripts · 10 stylesheets
JS / CSS size
879 KB · 600 KB
Page size
223 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 4
- sitemap.xml
- Found
- URLs in sitemap
- -1
SEO issues
- Missing meta description
- No H1 heading found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://uni-mainz.de
- Final URL
- https://www.uni-mainz.de
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 999 ms
- HTML size
- 223 KB
- Redirect chain
- https://uni-mainz.de → https://www.uni-mainz.de
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Frequently asked questions
- What technology does uni-mainz.de use?
- uni-mainz.de is built with React, WordPress, jQuery, Apache.
- Is uni-mainz.de secure (HTTPS)?
- Yes. uni-mainz.de uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 23, 2026.
- Who hosts uni-mainz.de?
- uni-mainz.de is hosted on RLP-NET - Johannes Gutenberg-Universitaet Mainz, DE.
- What is uni-mainz.de's SEO score?
- uni-mainz.de scored 65/100 for SEO in the latest analysis (fair).
- What is uni-mainz.de's overall website score?
- uni-mainz.de has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card