What powers dr-koller.at?
Last seen Jun 2026 · 10 technologies across 7 categories
Font scripts
Google Font API
since Nov 2021
Hosting
Hetzner
since Aug 2022
JavaScript libraries
Modernizr
since Nov 2021
Miscellaneous
PWA
since Aug 2022
Operating systems
Debian
since Nov 2021
Web servers
Webmail
Google Workspace
since Aug 2022
Audience
- 100% phone
Austria
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.69 / 10 · ranked #19,744,890 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| CLS | 0.3 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 1.2 MB · 49 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| dr-koller.at | 10 |
| www.dr-koller.at | 10 |