What powers 
winterchess.com?
Last seen Aug 2026 · 8 technologies across 7 categories
Analytics
Google Analytics
since Jul 2019
Authentication
Facebook Login
since Aug 2022
CDN
jQuery CDN
since May 2026
JavaScript libraries
Mobile frameworks
Operating systems
Debian
since Aug 2022
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Spain
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.74 / 10 · ranked #281,239 of all domains
19 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 0.9 MB · 29 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on INTERHOST (213.134.53.12)
- DNS: interhost.com
- Email: interhost.com
- Email security: SPF (hard fail), no DMARC record
- SSL: ZeroSSL, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 582,434, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.winterchess.com | 7 |
| winterchess.com | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- detected jQuery May 2026
- detected jQuery CDN May 2026
- detected jQuery Mobile May 2026
- detected jQuery UI May 2026