What powers challengerschool.com?
Last seen Aug 2026 · 40 technologies across 24 categories
Advertising
Analytics
CDN
CMS
Databases
Font scripts
Hosting
Issue trackers
JavaScript frameworks
JavaScript libraries
LMS
Maps
Marketing automation
Miscellaneous
Operating systems
Programming languages
Security
Tag managers
UI frameworks
Video players
Web frameworks
Web servers
Webmail
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
- 53% desktop
- 47% phone
United States
India
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.02 / 10 · ranked #1,549,882 of all domains
37 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 75 ms |
| CLS | 0.1 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 3.8 MB · 109 requests
- Structured data: JSON-LD, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Challenger School
- Industry: Education (declares
EducationalOrganization) - Country: United States
- Profiles: Facebook, Instagram, YouTube, LinkedIn
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on CENTURYLINK-US-LEGACY-QWEST (72.166.49.138)
- DNS: GoDaddy DNS
- Email: no MX record returned
- SSL: Sectigo, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 642,370, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.challengerschool.com | 29 |
| learning.challengerschool.com | 14 |
| students.challengerschool.com | 6 |
Full technology history →
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Recent changes
- detected Cloudflare Oct 2025
- detected Cloudflare Bot Management Oct 2025