verteiltesysteme.net
DNSSEC Resolver Test
Last scanned Aug 24, 2026, 1:23 PM
Overall score
Great
Summary
This website uses Apache hosted on HETZNER-AS - Hetzner Online GmbH, DE. SEO is fair (70/100) and accessibility is excellent (100/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Missing meta description.
- Germany
- Hosted on HETZNER-AS - Hetzner Online GmbH, DE
Top issues to fix
7 issues found · 2 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.
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.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
+1 more issue — details in the sections below.
SEO
4 issue(s) found
Performance
248 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Contact
Email, phone, and address published on this site's own pages.
Source: https://wander.science/contact/
Meta tags
- Title
- DNSSEC Resolver Test
- Description
- Canonical
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1, shrink-to-fit=no
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- HETZNER-AS - Hetzner Online GmbH, DE
- CDN provider
- —
- IP address
- 195.201.14.36
- 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
- wander.science
- Valid from
- Aug 18, 2026
- Valid to
- Nov 16, 2026
- Days until expiry
- 82
- SAN domains
- wander.science
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 4 · H3 8
Links
17 internal · 8 external · 0 broken
Images
1 total · 0 missing alt
Scripts / Styles
5 scripts · 2 stylesheets
JS / CSS size
212 KB · 154 KB
Page size
12.1 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- 28
SEO issues
- Missing meta description
- Missing canonical link
- No structured data (JSON-LD) found
- Missing OpenGraph tags
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://verteiltesysteme.net
- Final URL
- https://wander.science/projects/dns/dnssec-resolver-test/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 248 ms
- HTML size
- 12.1 KB
- Redirect chain
- https://verteiltesysteme.net → https://wander.science/projects/dns/dnssec-resolver-test/
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Frequently asked questions
- What technology does verteiltesysteme.net use?
- verteiltesysteme.net is built with Bootstrap, jQuery, Apache.
- Is verteiltesysteme.net secure (HTTPS)?
- Yes. verteiltesysteme.net uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Nov 16, 2026.
- Who hosts verteiltesysteme.net?
- verteiltesysteme.net is hosted on HETZNER-AS - Hetzner Online GmbH, DE.
- What is verteiltesysteme.net's SEO score?
- verteiltesysteme.net scored 70/100 for SEO in the latest analysis (fair).
- What is verteiltesysteme.net's overall website score?
- verteiltesysteme.net has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card