What powers pennfoster.com?
Last seen Jun 2026 · 69 technologies across 27 categories
A/B Testing
Optimizely
since May 2018
Advertising
Google AdSense
since Oct 2023
Advertising Networks
AdRoll
since Jun 2018
Analytics
Datadog
since Oct 2023
Google Analytics
since Jun 2018
Google Analytics Enhanced eCommerce
since Jun 2018
Hotjar
since Jun 2018
HubSpot Analytics
since Aug 2022
Linkedin Insight Tag
since Aug 2022
Matomo Analytics
since May 2018
Mouse Flow
since Jun 2018
Oracle Recommendations On Demand
since Jun 2018
Quantcast Measure
since Jun 2018
TikTok Pixel
since Oct 2023
VWO
since Jun 2018
CDN
cdnjs
since Nov 2021
Cloudflare
since May 2018
Google Hosted Libraries
since Feb 2022
jQuery CDN
since Sep 2022
Unpkg
since Sep 2022
CMS
HubSpot CMS Hub
since Aug 2022
Documentation
Zendesk
since Oct 2023
Ecommerce
Cart Functionality
since Oct 2023
Spring for creators
since Oct 2023
Microsoft 365
since Aug 2022
Sendgrid
since May 2025
Font Scripts
Google Font API
since Apr 2020
Ionicons
since Jun 2018
Issue trackers
Cloudflare Network Error Logging
since Aug 2022
JavaScript frameworks
JavaScript graphics
Chart.js
since Jan 2019
JavaScript libraries
Marketing automation
HubSpot
since Aug 2022
Miscellaneous
Open Graph
since Sep 2022
PWA
since Aug 2022
Operating systems
Windows Server
since Jun 2018
PaaS
Payment processors
Personalisation
Movable Ink
since Oct 2023
Security
Tag managers
Google Tag Manager
since May 2018
UI frameworks
Video players
Web frameworks
Web servers
Widgets
Facebook
since Jun 2018
Audience
- 68% desktop
- 27% phone
- 5% tablet
United States
Canada
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.50 / 10 · ranked #2,497,456 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 100 ms |
| CLS | 0.05 |
| TTFB | 1200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 0.3 MB · 15 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| bookstore.pennfoster.com | 27 |
| www.pennfoster.com | 23 |
| partner.pennfoster.com | 22 |
| media.pennfoster.com | 16 |
| videos.pennfoster.com | 12 |
| assignments.pennfoster.com | 11 |
| my.pennfoster.com | 10 |
| s-my.pennfoster.com | 9 |