tuxlan.de
tuxlan - Email, Groupware, Nextcloud, Mailarchiv, WebRDP
Last scanned Aug 24, 2026, 1:21 PM · 1 view
Overall score
Great
Summary
Wir entwickeln Linux basierte IT-Lösungen für kleine und mittlere Unternehmen mit Fokus auf Daten-Hoheit, Daten-Sicherheit und einfache Bedienbarkeit. This website uses Apache hosted on netcup-AS - netcup GmbH, DE. SEO is good (75/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Missing canonical link.
Wir entwickeln Linux basierte IT-Lösungen für kleine und mittlere Unternehmen mit Fokus auf Daten-Hoheit, Daten-Sicherheit und einfache Bedienbarkeit
- Germany
- Hosted on netcup-AS - netcup GmbH, DE
Top issues to fix
8 issues found · 2 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 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.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
+2 more issues — details in the sections below.
SEO
4 issue(s) found
Performance
240 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Wir entwickeln Linux basierte IT-Lösungen für kleine und mittlere Unternehmen mit Fokus auf Daten-Hoheit, Daten-Sicherheit und einfache Bedienbarkeit
Contact
Email, phone, and address published on this site's own pages.
Source: https://www.tuxlan.de/contact/
Meta tags
- Title
- tuxlan - Email, Groupware, Nextcloud, Mailarchiv, WebRDP
- Description
- Wir entwickeln Linux basierte IT-Lösungen für kleine und mittlere Unternehmen mit Fokus auf Daten-Hoheit, Daten-Sicherheit und einfache Bedienbarkeit
- Canonical
- Language
- de-de
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- all,follow
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- netcup-AS - netcup GmbH, DE
- CDN provider
- —
- IP address
- 5.45.108.124
- ASN
- AS197540 (netcup-AS - netcup GmbH, DE)
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.tuxlan.de
- Valid from
- Jul 9, 2026
- Valid to
- Oct 7, 2026
- Days until expiry
- 44
- SAN domains
- www.tuxlan.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 8 · H2 4 · H3 0
Links
24 internal · 6 external · 0 broken
Images
32 total · 0 missing alt
Scripts / Styles
3 scripts · 3 stylesheets
JS / CSS size
192 KB · 217 KB
Page size
38.4 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 0
- sitemap.xml
- Found
- URLs in sitemap
- 63
SEO issues
- Missing canonical link
- Multiple H1 headings found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://tuxlan.de
- Final URL
- https://www.tuxlan.de/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 240 ms
- HTML size
- 38.4 KB
- Redirect chain
- https://tuxlan.de → https://www.tuxlan.de/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does tuxlan.de use?
- tuxlan.de is built with Apache.
- Is tuxlan.de secure (HTTPS)?
- Yes. tuxlan.de uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 7, 2026.
- Who hosts tuxlan.de?
- tuxlan.de is hosted on netcup-AS - netcup GmbH, DE.
- What is tuxlan.de's SEO score?
- tuxlan.de scored 75/100 for SEO in the latest analysis (fair).
- What is tuxlan.de's overall website score?
- tuxlan.de has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card