What powers sfzformat.com?
Last seen Jun 2026 · 13 technologies across 8 categories
Caching
Varnish
since Mar 2021
CDN
Fastly
since Mar 2021
Hosting
Bluehost
since Aug 2022
JavaScript graphics
Mermaid
since Jan 2024
JavaScript libraries
Bootstrap Table
since Jan 2024
Highlight.js
since Nov 2021
Miscellaneous
PaaS
GitHub Pages
since Mar 2021
UI frameworks
Bootstrap
since Jul 2021
Audience
- 77% desktop
- 23% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.86 / 10 · ranked #1,847,429 of all domains
32 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 1.5 MB · 32 requests
Homepage as crawled by the HTTP Archive, Jul 2026.