What powers zwembaddewelters.nl?

Last seen Oct 2026 · 28 technologies across 16 categories

Analytics

Google Analytics
since Jul 2019
Hotjar
since Sep 2021

CDN

cdnjs
since May 2022
Cloudflare
since May 2022

Cookie compliance

Osano
since Sep 2021

Ecommerce

Ecwid
since May 2023

Font scripts

Font Awesome
since Jul 2019
Google Font API
since Jul 2019

JavaScript frameworks

Backbone.js v1.1.1
since May 2023
Marionette.js v2.3.0
since May 2023

JavaScript libraries

core-js v2.6.12
since Sep 2021
jQuery v1.10.1
since Jul 2019
Lodash v1.6.0
since May 2023
PhotoSwipe
since May 2023
Preact
since May 2022
Underscore.js
since Jul 2019

Live chat

Tawk.to
since Sep 2021

Load balancers

Amazon ALB
since Sep 2021

Miscellaneous

Babel
since May 2023
Open Graph
since Sep 2022

PaaS

Amazon Web Services
since Sep 2021

Security

Cloudflare Bot Management
since Jul 2026
HSTS
since Sep 2022

Surveys

Hotjar Incoming Feedback
since May 2022

Tag managers

Google Tag Manager
since Jul 2019

UI frameworks

Bootstrap v2.3.2
since Jul 2019

Web servers

Nginx
since Jul 2019
OpenResty
since May 2023

AI Crawlers

Blocks 17 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.

Training crawlers

  • AI2Bot Blocked
  • Applebot-Extended Blocked
  • Bytespider Blocked
  • CCBot Blocked
  • ClaudeBot Blocked
  • cohere-training-data-crawler Blocked
  • Diffbot Blocked
  • FacebookBot Blocked
  • Google-Extended Blocked
  • GoogleOther Blocked
  • GPTBot Blocked
  • meta-externalagent Blocked
  • PanguBot Blocked
  • SBIntuitionsBot Blocked
  • Webzio-Extended Blocked

Search and AI assistants

  • Amazonbot Blocked

User-request fetchers

  • GoogleAgent-Mariner Blocked

The other 16 AI crawlers we track are not mentioned and stay allowed by default.

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

See who blocks each AI crawler across the web

AI Crawlers

17 of 33 AI crawlers blocked

Full breakdown

Open Page Rank

1.28 / 10 · ranked #8,896,799 of all domains

2 referring domains · OpenPageRank

Page

  • Language: Dutch
  • Weight: 9.7 MB · 51 requests
  • Structured data: Microdata, OpenGraph

Homepage as crawled by the HTTP Archive, Oct 2026.

Infrastructure

  • Hosted on Amazon Web Services (46.51.204.184)
  • DNS: yourhosting.eu
  • Email: yourfilter.nl
  • Email security: SPF (hard fail), DMARC monitor only, DNSSEC signed
  • SSL: Let's Encrypt, RSA 2048, expires Nov 2026
  • Common Crawl link graph: rank 69,818,306, 2 hosts
  • Verified with: Google

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

Subdomains

HostTechs
zwembaddewelters.nl 20
www.zwembaddewelters.nl 14

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