What powers visitzlin.eu?

Last seen Oct 2026 · 19 technologies across 10 categories

Analytics

Google Analytics
since Aug 2025

CDN

jsDelivr
since Aug 2025

JavaScript libraries

core-js
since Aug 2025
jQuery v3.6.0
since Aug 2025
Lightbox
since Aug 2025
lit-element v4.2.2
since Aug 2025
lit-html v3.3.3
since Aug 2025
Select2
since Aug 2025
Slick
since Aug 2025
SweetAlert2
since Aug 2025

Maps

Google Maps
since Aug 2025

Miscellaneous

Open Graph
since Aug 2025

Programming languages

PHP
since Aug 2025
TypeScript
since Aug 2025

Security

HSTS
since Jul 2026
reCAPTCHA
since Aug 2025

Video players

Plyr
since Aug 2025

Web frameworks

CodeIgniter
since Aug 2025

Widgets

FullCalendar v5.10.1
since Aug 2025

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

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • 82% phone
  • 18% desktop
  • Czechia
  • Slovakia

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

Open Page Rank

3.05 / 10 · ranked #1,502,706 of all domains

25 referring domains · OpenPageRank

Core Web Vitals

LCP1.1 s
INP50 ms
CLS0
TTFB300 ms

Real user p75, Chrome UX Report, Sep 2026.

Page

  • Language: Czech
  • Weight: 7.0 MB · 111 requests
  • Structured data: OpenGraph

Homepage as crawled by the HTTP Archive, Oct 2026.

Infrastructure

  • Hosted on CESNET2 (195.113.174.126)
  • DNS: avonet.cz
  • Email: avonet.cz
  • Email security: no SPF record, no DMARC record
  • SSL: Let's Encrypt, ECDSA P384, expires Dec 2026
  • Common Crawl link graph: rank 8,908,935, 2 hosts

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

Full technology history →
Report an incorrect detection

Recent changes

  • detected HSTS Jul 2026
  • dropped Nginx Jul 2026

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