What powers proteye.nl?

Last seen Sep 2026 · 4 technologies across 4 categories

Font scripts

Google Font API
since Aug 2022

JavaScript frameworks

Prototype v1.7.3
since Aug 2022

Security

HSTS
since Sep 2022

Webmail

Microsoft 365
since Nov 2025

AI Crawlers

Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.

Search and AI assistants

  • Amazonbot Blocked

The other 32 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

AI Crawlers

1 of 33 AI crawlers blocked

Full breakdown

Audience

  • 100% desktop
  • Netherlands

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

Open Page Rank

1.87 / 10 · ranked #3,980,543 of all domains

6 referring domains · OpenPageRank

Core Web Vitals

LCP0.8 s
INP25 ms
CLS0
TTFB600 ms

Real user p75, Chrome UX Report, Sep 2026.

Infrastructure

  • Email: no MX record returned
  • Email security: DNSSEC signed
  • SSL: Let's Encrypt, RSA 2048, expires Jan 2027
  • Common Crawl link graph: rank 37,868,148

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

Full technology history →
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