katretter.de
Startseite | KatX - Vernetzt im Bevölkerungsschutz
Last scanned Aug 5, 2026, 8:00 PM · 11 views
Overall score
Great
Summary
This website uses Nginx hosted on HETZNER-AS - Hetzner Online GmbH, DE. SEO is fair (70/100) and accessibility is good (85/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: Missing meta description.
- Germany
- Hosted on HETZNER-AS - Hetzner Online GmbH, DE
Top issues to fix
8 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.
TLS certificate expires in 29 days
SecurityRenew soon or enable auto-renewal to avoid a browser-warning outage.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
+2 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
790 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Score history
+1 overall since Jul 26, 2026
- Overall
- 83
- SEO
- 70
- Security
- 90
- Performance
- 90
- Accessibility
- 85
Contact
Email, phone, and address published on this site's own pages.
- info@kat-x.de
Meta tags
- Title
- Startseite | KatX - Vernetzt im Bevölkerungsschutz
- Description
- Canonical
- https://kat-x.de/start
- Language
- de
- Charset
- utf-8
- Viewport
- width=device-width, 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
- 91.99.154.13
- 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
- kat-x.de
- Valid from
- Jun 6, 2026
- Valid to
- Sep 4, 2026
- Days until expiry
- 29
- SAN domains
- *.kat-x.de, kat-x.de
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 4 · H2 1 · H3 0
Links
6 internal · 8 external · 1 broken
Images
11 total · 3 missing alt
Scripts / Styles
3 scripts · 4 stylesheets
JS / CSS size
95.8 KB · 349 KB
Page size
10.6 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- Multiple H1 headings found
- No structured data (JSON-LD) found
- sitemap.xml not found
Accessibility issues
- More than 20% of images are missing alt text
Scan details
- Requested URL
- https://katretter.de
- Final URL
- https://kat-x.de
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 790 ms
- HTML size
- 10.6 KB
- Redirect chain
- https://katretter.de → https://kat-x.de
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does katretter.de use?
- katretter.de is built with Bootstrap, Nginx.
- Is katretter.de secure (HTTPS)?
- Yes. katretter.de uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 4, 2026.
- Who hosts katretter.de?
- katretter.de is hosted on HETZNER-AS - Hetzner Online GmbH, DE.
- What is katretter.de's SEO score?
- katretter.de scored 70/100 for SEO in the latest analysis (fair).
- What is katretter.de's overall website score?
- katretter.de has an overall SiteGraph score of 83/100, combining SEO, performance, security, and accessibility.
- Has katretter.de's score changed over time?
- katretter.de's overall score has improved by 1 point (from 82 to 83) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card