tengen.de
Home | Tengen
Last scanned Aug 24, 2026, 1:22 PM
Overall score
Great
Summary
Tengen ist eine Stadt im Hegau im Landkreis Konstanz in Baden-Württemberg. This website uses Apache. SEO is fair (70/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Missing canonical link.
Tengen ist eine Stadt im Hegau im Landkreis Konstanz in Baden-Württemberg
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.
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 canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
Missing OpenGraph tags
SEOAdd og:title/og:description/og:image so shared links render a proper preview card.
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.
+1 more issue — details in the sections below.
SEO
5 issue(s) found
Performance
587 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
- stadt@tengen.de
Meta tags
- Title
- Home | Tengen
- Description
- Tengen ist eine Stadt im Hegau im Landkreis Konstanz in Baden-Württemberg
- Canonical
- Language
- de
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1, maximum-scale=5, shrink-to-fit=no
- Robots meta
- index, follow
- Manifest
- https://www.tengen.de/site/Tengen/resourceCached/24.2.0/img/favicon/site.webmanifest
Technologies
Detected frameworks, languages, and tools.
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 1.3
- Issuer
- Let's Encrypt
- Subject
- www.tengen.de
- Valid from
- Jun 29, 2026
- Valid to
- Sep 27, 2026
- Days until expiry
- 33
- SAN domains
- cms04.tengen.de, cms7.tengen.de, tengen.de, tengen.eu, www.tengen.de, www.tengen.eu
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: none · 1 cookie(s) observed
Content & assets
Headings
H1 0 · H2 7 · H3 4
Links
188 internal · 4 external · 10 broken
Images
8 total · 0 missing alt
Scripts / Styles
14 scripts · 6 stylesheets
JS / CSS size
280 B · 0 B
Page size
53.3 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- No H1 heading found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://tengen.de
- Final URL
- https://www.tengen.de/startseite
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 586 ms
- HTML size
- 53.3 KB
- Redirect chain
- https://tengen.de → https://www.tengen.de/ → https://www.tengen.de/startseite
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Frequently asked questions
- What technology does tengen.de use?
- tengen.de is built with Bootstrap, jQuery, Apache.
- Is tengen.de secure (HTTPS)?
- Yes. tengen.de uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 27, 2026.
- Who hosts tengen.de?
- Hosting provider information for tengen.de is not available yet.
- What is tengen.de's SEO score?
- tengen.de scored 70/100 for SEO in the latest analysis (fair).
- What is tengen.de's overall website score?
- tengen.de has an overall SiteGraph score of 87/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card