What powers 
migraceonline.cz?
Last seen Aug 2026 · 9 technologies across 7 categories
Analytics
Google Analytics
since Jan 2019
CDN
Google Hosted Libraries
since Feb 2022
jsDelivr
since Jul 2020
Font scripts
Google Font API
since Jan 2019
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Security
HSTS
since Sep 2022
Web servers
Apache HTTP Server
since Jan 2019
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
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.35 / 10 · ranked #426,901 of all domains
79 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 1.0 MB · 33 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on MASTER-AS Czech Republic www.master.cz (80.79.31.136)
- DNS: ecn.cz
- Email: no MX record returned
- Email security: DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 509,340, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted