wikipedia.de
Wikipedia, die freie Enzyklopädie
Last scanned Jul 26, 2026, 12:49 PM
Overall score
Fair
Summary
This website uses Nginx hosted on HETZNER-AS - Hetzner Online GmbH, DE. SEO is fair (50/100) and accessibility is excellent (90/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Missing meta description.
- Germany
- Hosted on HETZNER-AS - Hetzner Online GmbH, DE
Top issues to fix
11 issues found · 4 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
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.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
+5 more issues — details in the sections below.
SEO
7 issue(s) found
Performance
254 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Meta tags
- Title
- Wikipedia, die freie Enzyklopädie
- Description
- Canonical
- Language
- de
- Charset
- UTF-8
- Viewport
- width=device-width, maximum-scale=1.0, minimum-scale=1.0, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- HETZNER-AS - Hetzner Online GmbH, DE
- CDN provider
- —
- IP address
- 49.13.55.174
- ASN
- AS24940 (HETZNER-AS - Hetzner Online GmbH, 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.wikipedia.de
- Valid from
- Jul 3, 2026
- Valid to
- Oct 1, 2026
- Days until expiry
- 64
- SAN domains
- www.wikipedia.de
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 0 · H2 2 · H3 0
Links
0 internal · 5 external · 0 broken
Images
1 total · 0 missing alt
Scripts / Styles
7 scripts · 1 stylesheets
JS / CSS size
91.8 KB · 6.7 KB
Page size
4.6 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- Missing canonical link
- No H1 heading found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://wikipedia.de
- Final URL
- https://www.wikipedia.de/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 254 ms
- HTML size
- 4.6 KB
- Redirect chain
- https://wikipedia.de → https://www.wikipedia.de/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does wikipedia.de use?
- wikipedia.de is built with jQuery, Nginx.
- Is wikipedia.de secure (HTTPS)?
- Yes. wikipedia.de uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 1, 2026.
- Who hosts wikipedia.de?
- wikipedia.de is hosted on HETZNER-AS - Hetzner Online GmbH, DE.
- What is wikipedia.de's SEO score?
- wikipedia.de scored 50/100 for SEO in the latest analysis (fair).
- What is wikipedia.de's overall website score?
- wikipedia.de has an overall SiteGraph score of 74/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card