What powers zbl.ch?

Last seen Jul 2026 · 10 technologies across 8 categories

Analytics

Google Analytics
since Aug 2022

CDN

Cloudflare
since Aug 2022

CMS

Drupal v7
since Aug 2022

Hosting

Hostpoint
since Mar 2023

JavaScript libraries

jQuery v1.12.4
since Aug 2022
jQuery UI v1.10.2
since Aug 2022

Programming languages

PHP
since Aug 2022

Security

Cloudflare Bot Management
since Aug 2022
HSTS
since Oct 2022

Web servers

Apache HTTP Server
since Aug 2022

AI Crawlers

Blocks all crawlers by default in robots.txt (User-agent: *). Checked Sep 2026.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found
  • Sep 2026 amazonbot removed from robots.txt
  • Sep 2026 omgilibot removed from robots.txt
  • Sep 2026 gptbot removed from robots.txt
  • Sep 2026 chatgpt-user removed from robots.txt
  • Sep 2026 ccbot removed from robots.txt
  • Sep 2026 facebookbot removed from robots.txt

See who blocks each AI crawler across the web

AI Crawlers

All crawlers blocked

Full breakdown

Audience

  • Switzerland

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

Open Page Rank

3.46 / 10 · ranked #933,873 of all domains

13 referring domains · OpenPageRank

Core Web Vitals

LCP0.9 s
CLS0
TTFB400 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: German
  • CDN: Google
  • Weight: 0.5 MB · 16 requests
  • Structured data: OpenGraph

Homepage as crawled by the HTTP Archive, Sep 2026.

Infrastructure

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

Full technology history →
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