What powers challenges.org?
Last seen Jun 2026 · 58 technologies across 25 categories
Analytics
Cloudflare Browser Insights
since Nov 2025
Fathom
since Nov 2021
Google Analytics
since May 2019
Hotjar
since Sep 2023
Linkedin Insight Tag
since Apr 2023
TrackJs
since Mar 2020
Caching
WordPress Super Cache
since May 2019
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cdnjs
since Jul 2022
Cloudflare
since Oct 2021
Google Hosted Libraries
since Mar 2022
jQuery CDN
since Nov 2024
Unpkg
since Jul 2022
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MySQL
since May 2019
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since Aug 2022
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since Sep 2023
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Google Font API
since May 2019
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since Jul 2023
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Cloudflare Network Error Logging
since Feb 2022
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JavaScript libraries
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Google Maps
since Oct 2020
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Amazon Web Services
since May 2019
Performance
Cloudflare Rocket Loader
since Sep 2023
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since Jun 2025
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PHP
since May 2019
Security
Cloudflare Bot Management
since Nov 2021
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since Sep 2022
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since Sep 2023
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Google Tag Manager
since May 2019
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Video players
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Widgets
ShareThis
since Feb 2022
WordPress plugins
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 66% desktop
- 34% phone
India
United Kingdom
Kenya
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
6.45 / 10 · ranked #78,783 of all domains
370 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- Weight: 3.1 MB · 89 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| mombasaplasticsprize.challenges.org | 30 |
| afri-plastics.challenges.org | 29 |
| waterinnovation.challenges.org | 27 |
| goodstart.challenges.org | 25 |
| globalsurgicaltraining.challenges.org | 24 |
| smartdata.challenges.org | 22 |
| aal.challenges.org | 19 |
| eusic.challenges.org | 19 |
| longitudeexplorer.challenges.org | 19 |
| noveltyindicators.challenges.org | 19 |
| rapidrecovery.challenges.org | 19 |
| careertechprize.challenges.org | 18 |
| challenges.org | 17 |
Full technology history →
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Recent changes
- detected Nginx Jun 2026
- detected Cloudflare Browser Insights Nov 2025
- detected WPML Oct 2025
- detected Vimeo Aug 2025