What technology does tsn.at use?

tsn.at is built with Drupal, Apache.

Is tsn.at secure (HTTPS)?

Yes. tsn.at uses TLS 1.3 with a certificate issued by Hellenic Academic and Research Institutions CA, valid until Feb 7, 2027.

What is tsn.at's SEO score?

tsn.at scored 75/100 for SEO in the latest analysis (fair).

What is tsn.at's overall website score?

tsn.at has an overall SiteGraph score of 88/100, combining SEO, performance, security, and accessibility.

tsn.at

TSN - Tiroler Schulnetz

Last scanned Aug 24, 2026, 1:23 PM

Overall score

Great

Summary

This website uses Apache hosted on TIROLERLANDESREGIERUNG-AS - DVT-Daten-Verarbeitung-Tirol GmbH, AT. SEO is good (75/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (90/100). Top issue: Missing meta description.

Austria

Hosted on TIROLERLANDESREGIERUNG-AS - DVT-Daten-Verarbeitung-Tirol GmbH, AT

Top issues to fix

4 issues found · 2 high priority

Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEO
Add a ~150-character meta description to control your search-result snippet and lift click-through rate.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Missing OpenGraph tags
SEO
Add og:title/og:description/og:image so shared links render a proper preview card.

SEO

3 issue(s) found

Performance

776 ms

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Contact

Email, phone, and address published on this site's own pages.

Email: dvt@tirol.gv.at

Meta tags

Title: TSN - Tiroler Schulnetz
Description
Canonical: https://www.tsn.at/
Language: de
Charset: utf-8
Viewport: width=device-width, initial-scale=1.0
Robots meta
Manifest: https://www.tsn.at/sites/default/files/rfg-favicons/28/orFSpH2T5YIKcu1lsDV6_wSFNG_oImMIUWMITTaBpEg/site.webmanifest

Technologies

Detected frameworks, languages, and tools.

Drupal Apache

Hosting & CDN

Hosting provider: TIROLERLANDESREGIERUNG-AS - DVT-Daten-Verarbeitung-Tirol GmbH, AT
CDN provider: —
IP address: 194.50.109.74
ASN: AS39057 (TIROLERLANDESREGIERUNG-AS - DVT-Daten-Verarbeitung-Tirol GmbH, AT)

DNS records

Type	Value
A	194.50.109.74
AAAA	—
MX	—
TXT	—
NS	—
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: Hellenic Academic and Research Institutions CA
Subject: www.tsn.at
Valid from: Jul 23, 2026
Valid to: Feb 7, 2027
Days until expiry: 166
SAN domains: www.tsn.at, tsn.at, web2754.webs.dvt.at, tsnweb00004.webs.tsn.at

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyMissing
X-Frame-OptionsEnabled
X-Content-Type-OptionsEnabled
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: gzip · 1 cookie(s) observed

Content & assets

Headings

H1 1 · H2 4 · H3 0

Links

37 internal · 12 external · 0 broken

Images

10 total · 0 missing alt

Scripts / Styles

2 scripts · 2 stylesheets

JS / CSS size

905 KB · 619 KB

Page size

52.1 KB

Robots.txt & Sitemap

robots.txt: Found
Disallow rules: 32
sitemap.xml: Found
URLs in sitemap: 43

SEO issues

Missing meta description
No structured data (JSON-LD) found
Missing OpenGraph tags

Scan details

Requested URL: https://tsn.at
Final URL: https://www.tsn.at/
HTTP status: 200
HTTP version: HTTP/1.1
Response time: 775 ms
HTML size: 52.1 KB
Redirect chain: https://tsn.at → https://www.tsn.at/

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