What powers 
tjeerdengel.nl?
Last seen Sep 2026 · 24 technologies across 13 categories
CMS
Databases
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
SEO
Video players
Web servers
Webmail
WordPress plugins
WordPress themes
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt found
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 88% phone
- 12% desktop
Netherlands
Belgium
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #363,932 of all domains
81 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 1.3 MB · 87 requests
- WordPress theme: sydney-pro-ii · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on NETBELA-AS (193.29.181.24, IPv6)
- DNS: vservs.com
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC quarantine, DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 6,710,783, 2 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- detected HSTS Sep 2026
- dropped SiteOrigin Widgets Bundle Sep 2026
- detected Contact Form 7 Aug 2026
- detected core-js Jul 2026
- detected reCAPTCHA Jul 2026
- detected SiteOrigin Widgets Bundle Jun 2026
- dropped React May 2026
- dropped Contentsquare Apr 2026
- dropped Google Font API Apr 2026
- detected Preact Apr 2026
- detected VideoJS Apr 2026
- dropped WP Fastest Cache Apr 2026
- detected aThemes Sydney Feb 2026
- detected Contentsquare Feb 2026
- detected WP Fastest Cache Feb 2026
- dropped aThemes Sydney Jan 2026
- dropped Bootstrap Jan 2026
- dropped Contact Form 7 Jan 2026
- dropped SiteOrigin Page Builder Jan 2026
- dropped SiteOrigin Widgets Bundle Jan 2026
- dropped Slick Jan 2026
- dropped TinyMCE Jan 2026
- dropped Underscore.js Jan 2026
- dropped Yoast SEO Premium Jan 2026
- detected Litespeed Cache Dec 2025
- dropped WP Fastest Cache Dec 2025
- detected TinyMCE Nov 2025