What powers dht-academy.de?
Last seen Oct 2021 · 10 technologies across 9 categories
Analytics
Google Analytics
since Jan 2019
Caching
Varnish
since Oct 2021
CMS
Contao
since Jan 2019
Font scripts
Google Font API
since Jan 2019
JavaScript libraries
Maps
Google Maps
since Jan 2019
Programming languages
PHP
since Jan 2019
Web servers
Apache HTTP Server
since Jan 2019
Widgets
Wheelio
since Sep 2021
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
3.01 / 10 · ranked #1,579,498 of all domains
53 referring domains · OpenPageRank
Infrastructure
- Hosted on ADDIX-AS AS-ADDIX Autonomous System (212.51.30.90)
- Email: no MX record returned
- Email security: SPF (hard fail)
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 2,885,845, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted