What powers 
rainbowhealth.org?
Last seen Aug 2026 · 19 technologies across 13 categories
Analytics
Google Analytics
since Sep 2021
CDN
Cloudflare
since Dec 2023
jsDelivr
since Sep 2021
CMS
WordPress
since Sep 2021
Databases
MySQL
since Sep 2021
MailChimp
since Jan 2024
Font scripts
Font Awesome
since Sep 2021
Google Font API
since Sep 2021
JavaScript libraries
Miscellaneous
Programming languages
PHP
since Sep 2021
Security
HSTS
since Sep 2022
UI frameworks
Web servers
Nginx
since Sep 2021
Webmail
Apple iCloud Mail
since Jan 2023
Microsoft 365
since Aug 2022
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
- 85% phone
- 15% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.89 / 10 · ranked #658,886 of all domains
66 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 0.5 MB · 28 requests
- WordPress theme: justus-health · all themes
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on COMCAST-7922 (50.217.254.172)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC reject
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 6,979,315, 2 hosts
- Verified with: 1Password, Amazon Business, Apple Business, Atlassian, DocuSign
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted