What powers opencityapps.org?
Last seen Sep 2026 · 7 technologies across 6 categories
Analytics
Google Analytics
since Jan 2019
CDN
Google Hosted Libraries
since Feb 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PaaS
GitHub Pages
since Jan 2019
Webmail
Google Workspace
since Aug 2022
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
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.13 / 10 · ranked #1,375,797 of all domains
37 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 1.0 MB · 13 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on GitHub (192.30.252.153)
- DNS: Namecheap
- Email: no MX record returned
- Common Crawl link graph: rank 528,231, 6 hosts
- Verified with: Google
DNS records as swept Aug 2026. How the web is hosted