What powers spijkermakelaardij.nl?

Last seen Sep 2026 · 20 technologies across 9 categories

Analytics

Facebook Pixel v2.9.397
since Jul 2021
Google Analytics
since Apr 2019

Font scripts

Font Awesome v6.6.0
since Apr 2019
Google Font API
since Apr 2019

JavaScript libraries

Browser-Update.org v3.3.67
since Feb 2022
core-js v3.32.2
since Sep 2021
FancyBox v3.2.4
since Apr 2019
jQuery v1.10.2
since Apr 2019
jQuery UI v1.10.3
since Apr 2019
lit-element v4.2.2
since Jun 2024
lit-html v3.3.3
since Jun 2024
Modernizr
since Apr 2019

Maps

Google Maps
since Apr 2019

Miscellaneous

Open Graph
since Sep 2022
Webpack
since Jul 2023

Programming languages

Java
since Sep 2021

Security

HSTS
since Sep 2022
reCAPTCHA
since Apr 2019

Tag managers

Google Tag Manager
since Apr 2019

Web servers

Nginx
since Apr 2019

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 Oct 2026.

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

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • 74% phone
  • 26% desktop
  • Netherlands

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

Open Page Rank

2.67 / 10 · ranked #2,214,294 of all domains

14 referring domains · OpenPageRank

Core Web Vitals

LCP1.4 s
INP125 ms
CLS0
TTFB800 ms

Real user p75, Chrome UX Report, Sep 2026.

Page

  • Language: Dutch
  • Weight: 5.4 MB · 142 requests
  • Structured data: JSON-LD, Microdata, OpenGraph

Homepage as crawled by the HTTP Archive, Oct 2026.

Infrastructure

  • Hosted on A2B (31.134.205.96)
  • DNS: realworks.nl
  • Email: realworks.nl
  • Email security: SPF (soft fail), DMARC monitor only
  • SSL: Let's Encrypt, RSA 4096, expires Jan 2027
  • Common Crawl link graph: rank 28,040,719, 2 hosts

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

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