What powers 
edx.com?
Last seen Oct 2026 · 25 technologies across 16 categories
Analytics
Authentication
CDN
Development
JavaScript frameworks
JavaScript graphics
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Performance
Programming languages
Security
UI frameworks
Web servers
Webmail
AI Crawlers
Blocks 13 of 33 AI crawlers we track by name in its robots.txt. Checked Nov 2026.
Training crawlers
- Applebot-Extended Blocked
- Bytespider Blocked
- CCBot Blocked
- ClaudeBot Blocked
- cohere-training-data-crawler Blocked
- Diffbot Blocked
- Google-CloudVertexBot Blocked
- Google-Extended Blocked
- GoogleOther Blocked
- GPTBot Blocked
- meta-externalagent Blocked
Search and AI assistants
- Amazonbot Blocked
- PetalBot Blocked
The other 20 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt found
Content Signals:
search=yes ai-train=no declared in robots.txt
- Nov 2026 ccbot added to robots.txt
- Nov 2026 claude-web added to robots.txt
- Nov 2026 claudebot added to robots.txt
- Nov 2026 bytespider added to robots.txt
- Nov 2026 Content Signals changed
- Nov 2026 amazonbot added to robots.txt
AI Crawlers
13 of 33 AI crawlers blocked
Standards: llms.txt, ai.txt, Content Signals
Audience
- 79% phone
- 18% desktop
- 3% tablet
India
Bangladesh
United States
Indonesia
Philippines
Pakistan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.58 / 10 · ranked #823,188 of all domains
49 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.9 s |
| INP | 350 ms |
| CLS | 0 |
| TTFB | 2000 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English
- CDN: Amazon CloudFront, Cloudflare
- Weight: 49.6 MB · 74 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Cloudflare (104.21.41.252, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 1,055,685, 4 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| edx.com | 19 |
| www.edx.com | 19 |
| docs.edx.com | 10 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management Oct 2026
- detected core-js Oct 2026
- detected HubSpot Oct 2026
- detected HubSpot Analytics Oct 2026
- dropped Cloudflare Bot Management Sep 2026
- dropped Complianz Sep 2026
- dropped Contact Form 7 Sep 2026
- dropped core-js Sep 2026
- dropped Divi Sep 2026
- dropped Draftpress HFCM Sep 2026
- dropped Google Call Conversion Tracking Sep 2026
- dropped Google Font API Sep 2026
- dropped HubSpot Sep 2026
- dropped HubSpot Analytics Sep 2026
- dropped HubSpot WordPress plugin Sep 2026
- dropped jQuery Migrate Sep 2026
- dropped jQuery Mobile Sep 2026
- dropped MailChimp Sep 2026
- dropped Microsoft Clarity Sep 2026
- dropped MySQL Sep 2026
- dropped PHP Sep 2026
- dropped RSS Sep 2026
- dropped Swiper Sep 2026
- dropped The Events Calendar Sep 2026
- dropped WordPress Sep 2026
- dropped Yoast SEO Sep 2026
- detected Cloudflare Browser Insights Aug 2026
- detected HTTP/3 Aug 2026
- detected Next.js Aug 2026
- detected Next.js App Router Aug 2026
- detected Node.js Aug 2026
- detected React Aug 2026
- detected Tailwind CSS Aug 2026
- detected Turbopack Aug 2026
- detected Webpack Aug 2026