What powers udefine.nl?
Last seen Sep 2026 · 22 technologies across 14 categories
Analytics
CDN
CMS
Font scripts
Hosting
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Performance
Security
Tag managers
Video players
Webmail
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
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
2.29 / 10 · ranked #2,892,005 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.4 s |
| CLS | 0.55 |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 19.7 MB · 194 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (31.43.160.6)
- DNS: GoDaddy DNS
- Email: Google Workspace
- Email security: no SPF record, DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 9,282,917, 4 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected Amazon S3 Jul 2026
- detected Amazon Web Services Jul 2026
- detected Cloudflare Jul 2026
- detected Cloudflare Bot Management Jul 2026
- detected core-js Jul 2026
- detected Facebook Pixel Jul 2026
- detected Framer Sites Jul 2026
- detected GoDaddy Jul 2026
- detected Google Analytics Jul 2026
- detected Google Font API Jul 2026
- detected Google Tag Manager Jul 2026
- detected Google Workspace Jul 2026
- detected HSTS Jul 2026
- detected HTTP/3 Jul 2026
- detected Leadinfo Jul 2026
- detected Lenis Jul 2026
- detected Open Graph Jul 2026
- detected Priority Hints Jul 2026
- detected React Jul 2026
- detected styled-components Jul 2026
- detected Unpkg Jul 2026
- detected Vimeo Jul 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026