What powers jefferson.wa.us?
Last seen Jun 2026 · 24 technologies across 14 categories
Accessibility
AudioEye
since Nov 2022
Analytics
Azure Monitor
since Dec 2025
Google Analytics
since Aug 2018
Font scripts
Font Awesome
since Feb 2020
Google Font API
since Aug 2018
JavaScript frameworks
JavaScript libraries
Htmx
since Nov 2024
Operating systems
Windows Server
since Jan 2019
PaaS
Azure
since Dec 2025
Programming languages
Java
since Jan 2026
Rich text editors
Security
HSTS
since Dec 2025
Tag managers
Google Tag Manager
since Aug 2018
UI frameworks
Bootstrap
since Nov 2022
Web frameworks
Microsoft ASP.NET
since Mar 2020
Web servers
Audience
- 63% phone
- 37% desktop
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #333,298 of all domains
132 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.2 s |
| INP | 75 ms |
| CLS | 0.15 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 7.1 MB · 94 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| co.jefferson.wa.us | 20 |
| www.co.jefferson.wa.us | 20 |
| er-web.co.jefferson.wa.us | 5 |
| test.co.jefferson.wa.us | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped RSS Jan 2026
- detected Azure Dec 2025
- detected Azure Monitor Dec 2025
- detected HSTS Dec 2025