What powers samdegroot.info?
Last seen Oct 2026 · 20 technologies across 12 categories
Analytics
Authentication
Caching
CMS
Databases
JavaScript libraries
Live chat
Miscellaneous
Programming languages
Tag managers
Web servers
WordPress plugins
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 found
- ai.txt not found
- Sep 2026 llms.txt appeared
- Sep 2026 *: Restricted (was Allowed)
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.44 / 10 · ranked #30,749,116 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 5.4 MB · 69 requests
- WordPress theme: sam-de-groot · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Industry: Home and construction (declares
HomeAndConstructionBusiness)
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on DUOCAST-AS (45.82.188.117)
- DNS: cloud86.nl
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 80,832,191, 2 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Bootstrap Oct 2026
- detected Google Sign-in Oct 2026
- dropped GSAP Oct 2026
- dropped Isotope Oct 2026
- detected Litespeed Cache Oct 2026
- dropped Performance Lab Oct 2026
- dropped Priority Hints Oct 2026
- dropped Rich Plugins Reviews Oct 2026
- dropped RSS Oct 2026
- dropped Swiper Oct 2026
- dropped Twitter Emoji (Twemoji) Oct 2026
- dropped Varnish Oct 2026
- dropped Vimeo Oct 2026
- dropped W3 Total Cache Oct 2026
- dropped WPML Oct 2026
- dropped Yoast SEO Oct 2026
- dropped Yoast SEO Premium Oct 2026
- detected Elementor Sep 2026
- detected HTTP/3 Sep 2026
- detected jQuery UI Sep 2026
- detected LiteSpeed Sep 2026
- detected WhatsApp Business Chat Sep 2026
- detected Contact Form 7 Feb 2026
- detected GSAP Feb 2026
- dropped Apache HTTP Server Jan 2026
- detected Twitter Emoji (Twemoji) Dec 2025
- detected Varnish Dec 2025