What powers laenderbahn.cz?

Last seen Aug 2026 · 22 technologies across 11 categories

Analytics

Google Analytics
since Jul 2020

CDN

cdnjs
since Feb 2022
Cloudflare
since Jun 2022
Google Hosted Libraries
since Feb 2022
jQuery CDN
since Feb 2022
jsDelivr
since Jul 2020

Font scripts

Google Font API
since Jul 2020

JavaScript libraries

jQuery v3.4.1
since Jul 2020
jQuery UI v1.12.1
since Jul 2020
lit-element v4.2.2
since Jun 2024
lit-html v3.3.3
since Jun 2024
Select2
since Jul 2020
Tiny Slider v2.9.2
since Oct 2022

Maps

Google Maps
since Jul 2020

Miscellaneous

Open Graph
since Sep 2022
Popper v1.14.6
since Jun 2021
PWA
since Aug 2022

Programming languages

PHP
since Jul 2020

Security

reCAPTCHA
since Jul 2020

UI frameworks

Bootstrap v4.2.1
since Jul 2020

Web frameworks

Nette Framework
since Jul 2020

Web servers

Apache HTTP Server
since Jul 2020

AI Crawlers

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

Open Page Rank

3.07 / 10 · ranked #1,470,399 of all domains

16 referring domains · OpenPageRank

Infrastructure

  • Hosted on Cloudflare (104.21.27.235, IPv6)
  • DNS: Cloudflare DNS
  • Email: no MX record returned, SPF names Microsoft 365
  • Email security: SPF (hard fail)
  • SSL: Google Trust Services, ECDSA P256, wildcard, expires Jan 2027
  • Common Crawl link graph: rank 14,717,160

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

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