What powers ctrlv.cz?

Last seen Nov 2023 · 23 technologies across 14 categories

Advertising

Criteo
since Oct 2022
Google Publisher Tag
since Jul 2021
ID5
since Oct 2023
OpenX
since Oct 2022
Prebid
since Oct 2022

Analytics

Google Analytics
since Jun 2018
Snowplow Analytics
since Oct 2022

CDN

jsDelivr
since Feb 2023

Font Scripts

Google Font API
since May 2017

JavaScript Frameworks

jQuery v1.11.0
since May 2017
jQuery UI v1.10.4
since May 2017
Socket.io
since Aug 2018

JavaScript graphics

Raphael v2.1.4
since Aug 2018

JavaScript libraries

core-js v3.27.2
since Sep 2021

Miscellaneous

Open Graph
since Sep 2022

Programming languages

Node.js
since Aug 2018
PHP
since Sep 2021

Security

reCAPTCHA
since May 2022

Tag managers

Google Tag Manager
since May 2019

UI frameworks

Tailwind CSS
since May 2022

Web Servers

Apache HTTP Server
since May 2017
Nginx
since May 2023

Widgets

Facebook
since Jun 2018

AI Crawlers

Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. 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

  • 78% desktop
  • 22% phone
  • Czechia
  • Slovakia

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

Open Page Rank

6.59 / 10 · ranked #69,732 of all domains

123 referring domains · OpenPageRank

Core Web Vitals

LCP0.7 s
INP50 ms
CLS0.2
TTFB200 ms

Real user p75, Chrome UX Report, Aug 2026.

Infrastructure

  • Registered Mar 2014 (12 years), renews Mar 2027
  • Hosted on WEDOS (46.28.106.70)
  • DNS: Cloudflare DNS
  • Email: wedos.net
  • Email security: SPF (hard fail), DMARC monitor only
  • SSL: Let's Encrypt, RSA 2048, expires Oct 2026
  • Common Crawl link graph: rank 426,819, 4 hosts
  • Verified with: Google

DNS records as swept Sep 2026, certificate as seen Sep 2026, registration from the registry's RDAP service. How the web is hosted

Subdomains

HostTechs
ctrlv.cz 17
beta.ctrlv.cz 9
www.ctrlv.cz 6

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