What powers tesena.com?
Last seen Sep 2026 · 38 technologies across 20 categories
Advertising
Analytics
CDN
Customer data platform
Ecommerce
Font scripts
Issue trackers
JavaScript libraries
LMS
Miscellaneous
Performance
Programming languages
Rich text editors
Security
Tag managers
Video players
Web frameworks
Web servers
Webmail
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
- 69% phone
- 27% desktop
- 4% tablet
Czechia
Brazil
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.50 / 10 · ranked #2,489,166 of all domains
25 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.4 s |
| INP | 100 ms |
| CLS | 0.05 |
| TTFB | 2500 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Czech
- Weight: 1.3 MB · 100 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on ACTIVE24-AS www.active24.cz (81.95.110.53, IPv6)
- Email: no MX record returned
- SSL: Let's Encrypt, ECDSA P256, expires Oct 2026
- Common Crawl link graph: rank 10,990,278, 6 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| academy.tesena.com | 25 |
| www.tesena.com | 20 |
Full technology history →
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Recent changes
- detected Highlight.js Jun 2026
- dropped PayPal Dec 2025