What powers openbsd.amsterdam?

Last seen Jun 2026 · 2 technologies across 1 categories

Security

hCaptcha v1
since Nov 2023
HSTS
since Apr 2023

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

Open Page Rank

4.12 / 10 · ranked #493,160 of all domains

57 referring domains · OpenPageRank

Page

  • Language: English
  • Weight: 0.1 MB · 5 requests

Homepage as crawled by the HTTP Archive, Sep 2026.

Infrastructure

  • Hosted on HIGH5- (46.23.88.15, IPv6)
  • DNS: high5.nl
  • Email: high5.nl
  • Email security: SPF (soft fail), DMARC quarantine, DNSSEC signed, CAA
  • SSL: Let's Encrypt, ECDSA P384, expires Nov 2026
  • Common Crawl link graph: rank 1,894,638, 3 hosts

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

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