What powers pennrelaysonline.com?
Last seen Jun 2026 · 12 technologies across 11 categories
Analytics
Google Analytics
since Apr 2019
CDN
Microsoft Ajax Content Delivery Network
since Apr 2022
Font scripts
Google Font API
since May 2019
JavaScript frameworks
React
since Apr 2026
JavaScript libraries
Operating systems
Windows Server
since Apr 2019
PaaS
Azure
since Apr 2022
Payment processors
Web frameworks
Web servers
Webmail
Google Workspace
since Aug 2022
Audience
- 53% desktop
- 47% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.65 / 10 · ranked #786,551 of all domains
64 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 0.5 MB · 25 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| pennrelaysonline.com | 9 |
| masters.pennrelaysonline.com | 8 |