What powers kcrj.ch?

Last seen Aug 2026 · 18 technologies across 10 categories

Analytics

Ahoy
since Aug 2022
Google Analytics
since Aug 2022

JavaScript frameworks

Alpine.js v3.10.0
since May 2023

JavaScript libraries

core-js v3.27.1
since May 2023
FancyBox v2.1.5
since Aug 2022
jQuery v3.7.1
since Aug 2022
Lodash v4.17.21
since May 2023

Miscellaneous

Webpack
since May 2023

Programming languages

PHP
since Aug 2022
Ruby
since Jun 2023

UI frameworks

Bootstrap v3.4.1
since Aug 2022
Tailwind CSS
since May 2023

Video players

YouTube
since Aug 2022

Web frameworks

Laravel
since May 2023
Livewire
since May 2023
Ruby on Rails
since Jun 2023

Web servers

Nginx
since Aug 2022

Webmail

Google Workspace
since Feb 2024

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 Aug 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

  • 100% phone
  • Switzerland

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

Open Page Rank

2.46 / 10 · ranked #2,570,086 of all domains

9 referring domains · OpenPageRank

Core Web Vitals

LCP4.8 s
INP75 ms
CLS0.1
TTFB4100 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: German (Switzerland)
  • Weight: 14.5 MB · 105 requests

Homepage as crawled by the HTTP Archive, Sep 2026.

Infrastructure

  • Email: Google Workspace
  • Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
  • SSL: Let's Encrypt, RSA 2048, expires Dec 2026
  • Common Crawl link graph: rank 30,847,569, 4 hosts
  • Verified with: Google

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

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