What powers upaseraka.cz?
Last seen Sep 2026 · 15 technologies across 12 categories
CDN
cdnjs
since Aug 2022
Cloudflare
since Aug 2022
CMS
Databases
MySQL
since Apr 2020
Font scripts
Google Font API
since Apr 2020
JavaScript frameworks
JavaScript libraries
Miscellaneous
Programming languages
PHP
since Apr 2020
Security
reCAPTCHA
since Aug 2022
UI frameworks
Web servers
Apache Traffic Server
since Aug 2022
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.21 / 10 · ranked #9,750,148 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 2.5 MB · 51 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on WEDOS (89.221.213.74)
- DNS: websupport.cz
- Email: wedos.net
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 16,342,473
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted