What powers 
cityofvallejo.net?
Last seen Sep 2026 · 28 technologies across 15 categories
Accessibility
Analytics
CDN
Font scripts
JavaScript libraries
Miscellaneous
Operating systems
Retargeting
Security
Tag managers
UI frameworks
Web frameworks
Web servers
Webmail
Widgets
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 52% desktop
- 48% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.49 / 10 · ranked #901,400 of all domains
71 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.8 s |
| INP | 75 ms |
| CLS | 0.15 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 40.0 MB · 282 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Vallejo
- Founded: 1851
- Country: United States
From Wikidata (CC0).
Infrastructure
- Hosted on Cloudflare (104.18.22.222, IPv6)
- DNS: Cloudflare DNS
- Email: Proofpoint Essentials
- Email security: SPF (soft fail), DMARC reject
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 562,877, 7 hosts
- Verified with: Adobe, Apple Business, Autodesk, DocuSign, Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.cityofvallejo.net | 23 |
| cityofvallejo.net | 18 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management Aug 2026
- detected AudioEye Jun 2026
- detected HSTS Dec 2025
- detected Monsido Dec 2025
- dropped Azure Edge Network Nov 2025
- dropped Emotion Nov 2025
- dropped HSTS Nov 2025
- dropped JSS Nov 2025
- dropped MUI Nov 2025
- dropped React Nov 2025