What powers 
ittec.cz?
Last seen Oct 2026 · 14 technologies across 10 categories
Analytics
Authentication
Facebook Login
since Jun 2021
CDN
Google Hosted Libraries
since Apr 2022
Font scripts
Google Font API
since Jun 2025
JavaScript libraries
Miscellaneous
Open Graph
since Jun 2025
Security
Tag managers
Google Tag Manager
since Apr 2019
Web frameworks
Microsoft ASP.NET
since Apr 2019
Widgets
AddThis
since Apr 2019
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Nov 2026 * removed from robots.txt
- Oct 2026 * added to robots.txt
- Oct 2026 * removed from robots.txt
- Oct 2026 * added to robots.txt
- Sep 2026 * removed from robots.txt
- Sep 2026 * added to robots.txt
AI Crawlers
No AI crawlers blocked
Audience
- 68% desktop
- 32% phone
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.81 / 10 · ranked #709,313 of all domains
21 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 25 ms |
| CLS | 0.05 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Czech
- Weight: 8.8 MB · 46 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on VSHOSTING VSHosting s.r.o. (185.59.208.137, IPv6)
- DNS: websupport.cz
- Email: ittec.cz
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, expires Jan 2027
- Common Crawl link graph: rank 17,354,333, 7 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.ittec.cz | 9 |
| eshop.ittec.cz | 7 |