What powers 
trainin.app?
Last seen Sep 2026 · 26 technologies across 14 categories
Analytics
CDN
Font scripts
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Marketing automation
Miscellaneous
Programming languages
Retargeting
Security
Tag managers
Web servers
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 not found
- ai.txt not found
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
- 100% phone
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.33 / 10 · ranked #180,918 of all domains
71 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Dutch (Netherlands)
- CDN: BunnyCDN
- Weight: 1.1 MB · 160 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Registered May 2018 (8 years) via Key-Systems LLC, renews May 2027
- Hosted on CDN77 (79.127.243.187, IPv6)
- DNS: bunny.net
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Nov 2026
- Common Crawl link graph: rank 2,916,490, 692 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| monkeymovesamsterdamzuid.trainin.app | 17 |
| balletschooldomingos.trainin.app | 16 |
| cap-belgium.trainin.app | 16 |
| flightdeckacademy.trainin.app | 16 |
| sportcentrum-librije.trainin.app | 16 |
| 4allgolfers.trainin.app | 15 |
| access2joy.trainin.app | 15 |
| allroundgym.trainin.app | 15 |
| apenkooigym.trainin.app | 15 |
| ctrlgym.trainin.app | 15 |
| dans-dansen.trainin.app | 15 |
| exist-utrecht.trainin.app | 15 |
| exist.trainin.app | 15 |
| felgent.trainin.app | 15 |
| fitdockum.trainin.app | 15 |
| fitwow.trainin.app | 15 |
| flow-fit.trainin.app | 15 |
| funfit.trainin.app | 15 |
| fysiekhealthclub.trainin.app | 15 |
| healthinprogress.trainin.app | 15 |
| invormsport.trainin.app | 15 |
| just4joy.trainin.app | 15 |
| kootsjing.trainin.app | 15 |
| livept.trainin.app | 15 |
Full technology history →
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Recent changes
- detected Bunny Fonts Sep 2026
- detected Bunny Apr 2026