What powers slcpl.org?
Last seen Jun 2026 · 47 technologies across 19 categories
Analytics
Google Analytics
since Jun 2018
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Load balancers
Amazon ALB
since May 2022
Maps
Google Maps
since Apr 2024
Marketing automation
MailChimp
since Apr 2018
Miscellaneous
Operating systems
Ubuntu
since Jul 2019
Windows Server
since Aug 2018
PaaS
Amazon Web Services
since May 2022
Programming languages
Recruitment & staffing
BambooHR
since Jul 2025
Security
HSTS
since Oct 2025
Tag managers
Google Tag Manager
since Feb 2019
UI frameworks
Web frameworks
Web servers
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 60% phone
- 40% desktop
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.27 / 10 · ranked #221,184 of all domains
162 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 16.0 MB · 487 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| catalog.slcpl.org | 25 |
| events.slcpl.org | 23 |
| resources.slcpl.org | 23 |
| rooms.slcpl.org | 23 |
| about.slcpl.org | 22 |
| services.slcpl.org | 22 |
| slcpl.org | 12 |
| www.slcpl.org | 12 |
| hum.slcpl.org | 10 |
| library.slcpl.org | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Typekit May 2026
- dropped Google Hosted Libraries Jan 2026
- detected HSTS Oct 2025