What powers vserad.cz?
Last seen Sep 2026 · 26 technologies across 17 categories
Analytics
CDN
Amazon S3
since Jul 2026
CMS
WordPress
since Aug 2022
Databases
MySQL
since Aug 2022
Font scripts
Font Awesome
since Aug 2022
JavaScript libraries
Miscellaneous
RSS
since Dec 2022
PaaS
Amazon Web Services
since Jul 2026
Performance
Priority Hints
since Dec 2023
Programming languages
PHP
since Aug 2022
Security
Really Simple SSL & Security
since Apr 2024
Tag managers
Google Tag Manager
since Aug 2022
UI frameworks
UIKit
since Aug 2022
Web servers
Apache HTTP Server
since Aug 2022
Webmail
Microsoft 365
since Sep 2023
WordPress plugins
WordPress themes
OceanWP
since Aug 2022
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.90 / 10 · ranked #1,776,893 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Czech
- Weight: 4.6 MB · 63 requests
- WordPress theme: oceanwp · all themes
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- DNS: forpsi.cz
- Email: Microsoft 365
- Email security: SPF (hard fail), no DMARC record, DNSSEC signed
- Common Crawl link graph: rank 12,962,117, 2 hosts
- Verified with: Microsoft 365
DNS records as swept Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Amazon S3 Jul 2026
- detected Amazon Web Services Jul 2026
- detected Facebook Pixel Apr 2026
- detected Google Analytics Apr 2026
- detected Google Tag Manager Apr 2026