What powers extra.cz?
Last seen Jun 2026 · 19 technologies across 11 categories
Advertising
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Performance
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| bledel | #97 | 950 |
| alexis bledel | #77 | 710 |
| jill tavelman | #77 | 57 |
| hayley roberts | #38 | 31 |
| jess mariano | #90 | 23 |
| hasek dominik | #86 | 21 |
| dominik hasek | #58 | 21 |
| james william middleton | #52 | 17 |
| aneta | #51 | 14 |
| syna | #89 | 13 |
| vica kerekes dti | #1 | 12 |
| tomoe gozen | #93 | 11 |
| tom kadlec | #81 | 11 |
| vtip | #89 | 11 |
| jules winnfield | #83 | 11 |
| dean forester | #95 | 11 |
| ava veronica priestley | #20 | 9 |
| simona | #89 | 9 |
| ava veronica priestley | #36 | 8 |
| kateina provaznkov | #5 | 8 |
| essie dunbar | #90 | 8 |
| essie dunbar | #72 | 8 |
| rory herrmann | #58 | 6 |
| alexandra brendlova | #36 | 6 |
| konkov | #4 | 6 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 53% phone
- 39% desktop
- 8% tablet
Czechia
Austria
Slovakia
Germany
United Kingdom
Italy
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.50 / 10 · ranked #75,975 of all domains
369 referring domains · OpenPageRank
Search traffic
2,200 est. monthly organic visits (US)
1,475 keywords in Google's top 30
Core Web Vitals
| LCP | 0.9 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Czech
- CDN: Cloudflare
- Weight: 2.4 MB · 96 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| astro.extra.cz | 19 |
| www.extra.cz | 19 |
Full technology history →
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Recent changes
- detected Sentry May 2026
- dropped Bootstrap Mar 2026
- dropped Preact Feb 2026
- dropped 33Across Jan 2026
- dropped AppNexus Jan 2026
- dropped Criteo Jan 2026
- dropped ID5 Jan 2026
- dropped Microsoft ASP.NET Jan 2026
- dropped OpenX Jan 2026
- dropped PubMatic Jan 2026
- dropped reCAPTCHA Jan 2026
- dropped Rubicon Project Jan 2026
- dropped Adobe Audience Manager Oct 2025
- detected Bootstrap Oct 2025
- detected Facebook Pixel Oct 2025
- dropped jsDelivr Sep 2025
- dropped Swiper Sep 2025
- dropped Bootstrap Aug 2025