What powers undergroundsportclub.nl?
Last seen Aug 2026 · 22 technologies across 13 categories
Analytics
Matomo Analytics
since Dec 2025
CMS
Databases
MySQL
since Aug 2022
Font scripts
Font Awesome
since Aug 2025
Google Font API
since Aug 2025
JavaScript libraries
Live chat
WhatsApp Business Chat
since Dec 2025
Miscellaneous
Page builders
Performance
Priority Hints
since Jul 2025
Programming languages
PHP
since Aug 2022
Web servers
Nginx
since Aug 2022
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.49 / 10 · ranked #6,622,972 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 75 ms |
| CLS | 0.4 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch
- CDN: CDN
- Weight: 2.6 MB · 51 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Underground sportclub
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on MONO (185.58.213.118)
- DNS: hostnet.nl
- Email: hostnet.nl
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 17,299,807, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| undergroundsportclub.nl | 17 |
| www.undergroundsportclub.nl | 9 |