What powers sfhscollegeprep.org?
Last seen Jun 2026 · 29 technologies across 17 categories
Advertising
Twitter Ads
since Apr 2023
Analytics
Google Analytics
since Jan 2019
Appointment scheduling
Calendly
since May 2025
Authentication
Facebook Login
since Apr 2023
CDN
cdnjs
since Apr 2023
Cloudflare
since Apr 2023
Sendgrid
since Apr 2023
Font scripts
Google Font API
since Jan 2019
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Apr 2023
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Video players
Web servers
Nginx
since Jan 2019
Webmail
Microsoft 365
since Aug 2022
Widgets
Twitter
since Apr 2023
Audience
- 58% desktop
- 42% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.11 / 10 · ranked #1,402,759 of all domains
22 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 7.0 MB · 95 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.sfhscollegeprep.org | 19 |
| alumni.sfhscollegeprep.org | 15 |
Full technology history →
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