What powers challengeworks.org?
Last seen Aug 2026 · 28 technologies across 16 categories
Analytics
CDN
CMS
Cookie compliance
Databases
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
Tag managers
Webmail
WordPress plugins
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
- Sep 2026 *: Restricted (was Allowed)
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| afri | #13 | 53 |
| challenges | #54 | 28 |
| challenge prizes | #2 | 6 |
| challenges to win money | #3 | 5 |
| challenges that pay money | #4 | 3 |
| neel lakhani | #3 | 3 |
| challenges for money | #2 | 2 |
| longitude prize | #8 | 2 |
| winning challenges | #10 | 1 |
| climate change is a social problem | #95 | 1 |
| tech frontiers | #11 | 1 |
| nesta challenge | #7 | 1 |
| problems in the city | #15 | 1 |
| dina ibrahim | #26 | 1 |
| challengeworks | #56 | 0 |
| challengeworks | #38 | 0 |
| challengeworks | #20 | 0 |
| challenges to win money | #41 | 0 |
| challenges for money | #42 | 0 |
| challenges competition | #51 | 0 |
| challenges and rewards | #26 | 0 |
| challenge works woodland ca | #26 | 0 |
| challenge works | #71 | 0 |
| challenge works | #15 | 0 |
| challenge to win money | #22 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 71% desktop
- 29% phone
United Kingdom
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.43 / 10 · ranked #167,286 of all domains
102 referring domains · OpenPageRank
Search traffic
110 est. monthly organic visits (US)
70 keywords in Google's top 30
Core Web Vitals
| LCP | 3.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- CDN: Cloudflare
- Weight: 11.0 MB · 94 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Cloudflare (162.159.134.42, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 6,866,862, 2 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Cloudflare Browser Insights Oct 2025
- dropped Google Analytics Oct 2025
- detected HTTP/3 Oct 2025