What powers oltis.cz?
Last seen Aug 2026 · 24 technologies across 12 categories
Analytics
CMS
Cookie compliance
Databases
Font scripts
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
Web servers
WordPress plugins
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. 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
3.55 / 10 · ranked #843,970 of all domains
34 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech (Czechia)
- Weight: 1.3 MB · 21 requests
- WordPress theme: oltisgroup · all themes
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on CDT-AS The Czech Republic (213.235.156.42)
- DNS: websupport.cz
- Email: oltisgroup.cz
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 14,291,094, 5 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.oltis.cz | 19 |
| kariera.oltis.cz | 18 |
Full technology history →
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Recent changes
- dropped Hammer.js Mar 2026
- detected Twitter Emoji (Twemoji) Feb 2026