What powers htl-donaustadt.at?
Last seen Sep 2026 · 22 technologies across 16 categories
Analytics
Matomo Analytics
since Dec 2021
CDN
cdnjs
since May 2022
Cloudflare
since May 2022
CMS
TYPO3 CMS
since May 2017
Microsoft 365
since Jan 2023
Sendgrid
since Jan 2023
Font scripts
Hosting panels
Plesk
since May 2017
JavaScript frameworks
JavaScript libraries
LMS
Moodle
since Oct 2022
Operating systems
Windows Server
since Aug 2018
Programming languages
Security
HSTS
since Oct 2022
UI frameworks
Bootstrap
since Jan 2023
Web frameworks
Web servers
Webmail
Outlook Web App
since Aug 2018
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 77% phone
- 23% desktop
Austria
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.23 / 10 · ranked #1,224,088 of all domains
42 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: German
- Weight: 2.7 MB · 49 requests
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- HTL Donaustadt
- Founded: 1983
- Country: Austria
From Wikidata (CC0).
Infrastructure
- Hosted on ACONET ACOnet Backbone (193.170.234.129)
- Email: no MX record returned, SPF names Microsoft 365
- Email security: SPF (hard fail)
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 12,886,273, 8 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.htl-donaustadt.at | 15 |
| moodle.htl-donaustadt.at | 6 |
| webmail.htl-donaustadt.at | 6 |
| mail.htl-donaustadt.at | 4 |