What powers 
vhto.nl?
Last seen Sep 2026 · 20 technologies across 16 categories
Analytics
CDN
CMS
CRM
Databases
Font scripts
JavaScript libraries
Miscellaneous
PaaS
Performance
Programming languages
Security
SEO
Tag managers
Web servers
Webmail
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 found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| women in stem conferences | #72 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.91 / 10 · ranked #116,438 of all domains
189 referring domains · OpenPageRank
Search traffic
0 est. monthly organic visits (US)
1 keywords in Google's top 30
Core Web Vitals
| LCP | 1.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch
- Weight: 4.5 MB · 55 requests
- WordPress theme: vtho · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- VHTO
- Profiles: LinkedIn
From the homepage's own structured data (Sep 2026).
Infrastructure
- Registered Sep 1997 (29 years) via Registrar.eu
- Hosted on TransIP (37.97.146.242)
- DNS: sectigoweb.com
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine, DNSSEC signed
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 1,143,805, 2 hosts
- Verified with: LinkedIn, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Full technology history →
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Recent changes
- detected Apache HTTP Server Sep 2026
- detected Salesforce Sep 2026
- detected Google Analytics Jun 2026
- dropped Apache HTTP Server May 2026
- dropped Font Awesome May 2026
- dropped Google Analytics May 2026
- dropped jQuery May 2026
- dropped jQuery Migrate May 2026
- dropped reCAPTCHA May 2026
- dropped Twitter Emoji (Twemoji) May 2026
- detected Cloudflare Apr 2026
- detected Cloudflare Bot Management Apr 2026
- detected Google Font API Apr 2026
- detected Google Tag Manager Apr 2026
- detected HTTP/3 Apr 2026
- detected jsDelivr Apr 2026
- detected Open Graph Apr 2026
- detected Swiper Apr 2026
- detected WP Engine Apr 2026
- detected Yoast SEO Apr 2026
- detected Twitter Emoji (Twemoji) Dec 2025