What powers kb-blok.cz?
Last seen Aug 2026 · 24 technologies across 14 categories
Analytics
Google Analytics
since Jan 2019
CDN
cdnjs
since May 2022
Cloudflare
since May 2022
Ecommerce
Cart Functionality
since Feb 2022
Amazon SES
since Jan 2026
SparkPost
since Jan 2026
Font scripts
Google Font API
since Jan 2019
JavaScript graphics
JavaScript libraries
Miscellaneous
RSS
since Dec 2022
PaaS
Amazon Web Services
since Jan 2026
Programming languages
PHP
since Jan 2021
UI frameworks
Web frameworks
Microsoft ASP.NET
since Jan 2019
Nette Framework
since Jan 2021
Web servers
Widgets
AddThis
since Feb 2022
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 59% phone
- 41% desktop
Czechia
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.43 / 10 · ranked #972,072 of all domains
28 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Sep 2026.
Organisation
- KB - Blok (Czechia)
- Founded: 1991
- Country: Czech Republic
From Wikidata (CC0).
Infrastructure
- Hosted on VODAFONE-CZ-AS (82.142.78.28)
- DNS: procaln.cz
- Email: kb-blok.cz
- Email security: SPF (hard fail), DMARC quarantine
- Common Crawl link graph: rank 13,506,866, 4 hosts
- Verified with: Google
DNS records as swept Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.kb-blok.cz | 19 |
| eshop.kb-blok.cz | 10 |
| stavebniny.kb-blok.cz | 10 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Amazon SES Jan 2026
- detected Amazon Web Services Jan 2026
- detected SparkPost Jan 2026