aachen.de
Willkommen in Aachen | Stadt Aachen
Last scanned Aug 4, 2026, 2:00 AM · 11 views
Overall score
Excellent
Summary
Das Internetportal der Stadtverwaltung Aachen. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (100/100). Top issue: robots.txt not found.
Stadt Aachen
Das Internetportal der Stadtverwaltung Aachen
Top issues to fix
3 issues found
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
18 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
2 issue(s) found
Performance
567 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
0 overall since Jul 26, 2026
- Overall
- 97
- SEO
- 90
- Security
- 100
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
- Phone
- 0241 432 0
Meta tags
- Title
- Willkommen in Aachen | Stadt Aachen
- Description
- Die offizielle Homepage der Stadt Aachen
- Canonical
- https://www.aachen.de/
- Language
- de
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1.0, user-scalable=1
- Robots meta
- Manifest
- https://www.aachen.de/app-manifest.webmanifest
Technologies
Detected frameworks, languages, and tools.
No technologies detected.
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 1.2
- Issuer
- Sectigo Limited
- Subject
- *.aachen.de
- Valid from
- Jul 1, 2026
- Valid to
- Jan 15, 2027
- Days until expiry
- 164
- SAN domains
- *.aachen.de, aachen.de
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 24 · H3 30
Links
65 internal · 34 external · 18 broken
Images
50 total · 0 missing alt
Scripts / Styles
42 scripts · 1 stylesheets
JS / CSS size
35.4 KB · 2.0 KB
Page size
266 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://aachen.de
- Final URL
- https://www.aachen.de/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 562 ms
- HTML size
- 266 KB
- Redirect chain
- https://aachen.de → https://www.aachen.de/
See something wrong on this report? Request a correction
Frequently asked questions
- What technology does aachen.de use?
- We did not detect any specific technologies for aachen.de in the latest scan.
- Is aachen.de secure (HTTPS)?
- Yes. aachen.de uses TLS 1.2 with a certificate issued by Sectigo Limited, valid until Jan 15, 2027.
- Who hosts aachen.de?
- Hosting provider information for aachen.de is not available yet.
- What is aachen.de's SEO score?
- aachen.de scored 90/100 for SEO in the latest analysis (excellent).
- What is aachen.de's overall website score?
- aachen.de has an overall SiteGraph score of 97/100, combining SEO, performance, security, and accessibility.
- What company operates aachen.de?
- aachen.de is operated by Stadt Aachen. Das Internetportal der Stadtverwaltung Aachen
- Has aachen.de's score changed over time?
- aachen.de's overall score has stayed steady at 97/100 since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card