What powers varnet.cz?

Last seen Aug 2026 · 13 technologies across 9 categories

Analytics

Google Analytics
since Mar 2020

CDN

jQuery CDN
since Aug 2025

Font scripts

Google Font API
since Apr 2021

JavaScript libraries

jQuery v3.7.1
since Mar 2020
LazySizes
since Feb 2022
lit-element v4.2.2
since Jul 2026
lit-html v3.3.3
since Jul 2026

Miscellaneous

PWA
since Oct 2022
RSS
since Dec 2022

Tag managers

Google Tag Manager
since Mar 2020

UI frameworks

ZURB Foundation v6.9.0
since Jul 2021

Web frameworks

Microsoft ASP.NET
since Mar 2020

Webmail

Microsoft 365
since Sep 2023

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

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • 79% desktop
  • 21% phone
  • Czechia
  • Slovakia

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

3.31 / 10 · ranked #1,112,868 of all domains

18 referring domains · OpenPageRank

Core Web Vitals

LCP0.4 s
INP75 ms
CLS0
TTFB100 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: Czech
  • Weight: 2.0 MB · 40 requests

Homepage as crawled by the HTTP Archive, Sep 2026.

Infrastructure

  • Hosted on GEETOO- (185.155.131.55)
  • DNS: ignum.com
  • Email: Microsoft 365
  • Email security: SPF (soft fail), no DMARC record, DNSSEC signed
  • SSL: Alpiro s.r.o., RSA 2048, expires Jan 2027
  • Common Crawl link graph: rank 16,058,573, 2 hosts
  • Verified with: Google, Microsoft 365

DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted

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