What powers 
grundycountyil.gov?
Last seen Sep 2026 · 17 technologies across 10 categories
Accessibility
UserWay
since Apr 2024
CDN
Sendgrid
since May 2026
Font scripts
Font Awesome
since Apr 2024
JavaScript libraries
Moment Timezone
since Apr 2024
Tiny Slider
since Apr 2024
Miscellaneous
Open Graph
since Apr 2024
Programming languages
TypeScript
since Apr 2024
UI frameworks
Video players
YouTube
since Apr 2024
Widgets
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 59% phone
- 41% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.85 / 10 · ranked #692,294 of all domains
42 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 8.3 MB · 163 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (75.2.20.73)
- DNS: Cloudflare DNS
- Email: Hornetsecurity
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 7,746,216, 3 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.grundycountyil.gov | 17 |
| grundycountyil.gov | 16 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Sendgrid May 2026