What powers check24.at?
Last seen Jun 2026 · 34 technologies across 14 categories
Advertising
Microsoft Advertising
since Jun 2025
Analytics
Issue trackers
Sentry
since Mar 2024
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Priority Hints
since Dec 2025
Programming languages
Security
Tag managers
Google Tag Manager
since May 2023
UI frameworks
Base UI
since May 2026
Tailwind CSS
since Jun 2026
Web frameworks
Web servers
Nginx
since May 2023
Webmail
Apple iCloud Mail
since Jun 2025
Microsoft 365
since May 2023
Audience
- 74% phone
- 24% desktop
- 3% tablet
Austria
Germany
Italy
Spain
Netherlands
Türkiye
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.54 / 10 · ranked #848,587 of all domains
30 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: German (Austria)
- Weight: 3.4 MB · 153 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| hotel.check24.at | 14 |
| girokonto.fin.check24.at | 11 |
| kreditkarte.fin.check24.at | 11 |
| www.check24.at | 11 |
| urlaub.check24.at | 10 |
| auto.check24.at | 9 |
| mietwagen.check24.at | 9 |
| reifen.auto.check24.at | 9 |
| ferienwohnung.check24.at | 8 |
| haushalt.versicherung.check24.at | 8 |
| kundenbereich.check24.at | 8 |
| smily.check24.at | 7 |
| kredit.check24.at | 5 |
| kfz.versicherung.check24.at | 4 |
| m.check24.at | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Vue.js Jun 2026
- detected Base UI May 2026
- dropped Cloudflare Dec 2025
- dropped Cloudflare Bot Management Dec 2025
- detected lit-element Dec 2025
- detected lit-html Dec 2025
- detected Priority Hints Dec 2025