What powers 
simple.org?
Last seen Aug 2026 · 25 technologies across 16 categories
Analytics
Cloudflare Browser Insights
since Nov 2025
Google Analytics
since Jul 2019
Caching
Varnish
since Jul 2019
CDN
Cloudflare
since Jul 2019
Fastly
since Jul 2019
Font scripts
Font Awesome
since Oct 2019
Google Font API
since Apr 2022
JavaScript frameworks
React
since Apr 2026
JavaScript graphics
Chart.js
since Jun 2023
JavaScript libraries
Miscellaneous
PaaS
GitHub Pages
since Jul 2019
Programming languages
Security
HSTS
since Sep 2022
UI frameworks
Video players
YouTube
since Aug 2019
Web frameworks
Ruby on Rails
since Jul 2019
Web servers
Webmail
Google Workspace
since Aug 2022
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 58% phone
- 42% desktop
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.44 / 10 · ranked #954,890 of all domains
26 referring domains · OpenPageRank
Page
- CDN: Cloudflare, Fastly
- Weight: 1.8 MB · 44 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.21.87.68, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 41,849, 13 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| api.simple.org | 14 |
| www.simple.org | 11 |
| dhis2-sandbox1.simple.org | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Browser Insights Nov 2025