What powers 4klassix.com?
Last seen Jun 2026 · 19 technologies across 14 categories
Analytics
Google Analytics
since Jul 2024
CDN
Cloudflare
since May 2026
Hosting
REG.RU
since Jul 2024
JavaScript frameworks
JavaScript libraries
Load balancers
Amazon ALB
since Jul 2024
Miscellaneous
Open Graph
since Jul 2024
PWA
since Jul 2024
Operating systems
Ubuntu
since Jul 2024
PaaS
Amazon Web Services
since Jul 2024
Payment processors
Search engines
Security
Cloudflare Bot Management
since May 2026
UI frameworks
Angular Material
since Jul 2024
Web servers
Audience
- 100% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.31 / 10 · ranked #47,862,318 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 5.9 s |
| INP | 175 ms |
| CLS | 1.35 |
| TTFB | 1800 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 4.4 MB · 273 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.4klassix.com | 19 |
| 4klassix.com | 17 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026