What powers jongbloed.nl?

Last seen Aug 2026 · 7 technologies across 5 categories

Analytics

Datadog
since Mar 2023
Google Analytics
since Jan 2019
Matomo Analytics
since Jul 2025

Ecommerce

Cart Functionality
since Aug 2020

Security

HSTS
since Sep 2022

Tag managers

Matomo Tag Manager
since Jul 2025

Web servers

Apache HTTP Server
since Jan 2019

AI Crawlers

Blocks 5 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.

Training crawlers

  • ClaudeBot Blocked
  • GPTBot Blocked
  • ImagesiftBot Blocked

Search and AI assistants

  • Amazonbot Blocked
  • PetalBot Blocked

The other 28 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

5 of 33 AI crawlers blocked

Full breakdown

Audience

  • 71% desktop
  • 29% phone
  • Netherlands

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

Open Page Rank

3.40 / 10 · ranked #1,009,683 of all domains

32 referring domains · OpenPageRank

Core Web Vitals

LCP0.6 s
INP75 ms
CLS0
TTFB300 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: Dutch
  • Weight: 0.9 MB · 74 requests

Homepage as crawled by the HTTP Archive, Sep 2026.

Infrastructure

  • Hosted on NL-INTERMAX Intermax Cloudsourcing B.V. (93.92.96.245, IPv6)
  • Email: no MX record returned, SPF names Microsoft 365
  • Email security: SPF (hard fail), DMARC monitor only, DNSSEC signed
  • SSL: Sectigo, ECDSA P384, wildcard, expires Nov 2026
  • Common Crawl link graph: rank 10,029,518, 2 hosts

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

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