What powers openclosit.com?
Last seen Aug 2026 · 29 technologies across 13 categories
Analytics
CDN
Font scripts
JavaScript libraries
Maps
Miscellaneous
PaaS
Performance
Programming languages
Security
Web frameworks
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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.58 / 10 · ranked #822,729 of all domains
7 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 17.2 MB · 80 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (3.33.161.45)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: no SPF record, DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 8,653,325, 2 hosts
- Verified with: Google
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| openclosit.com | 23 |
| www.openclosit.com | 20 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Priority Hints Dec 2025
- dropped Cowboy Oct 2025
- dropped Erlang Oct 2025