What powers altcademy.com?
Last seen Sep 2026 · 21 technologies across 15 categories
Analytics
Cloudflare Browser Insights
since Feb 2021
Google Analytics
since Jan 2019
CDN
Font scripts
Font Awesome
since Jul 2021
Google Font API
since Jan 2019
JavaScript frameworks
React
since Jan 2019
JavaScript libraries
Marketing automation
Miscellaneous
Open Graph
since Sep 2022
Webpack
since Jan 2019
PaaS
Heroku
since Aug 2020
Performance
Priority Hints
since Sep 2023
Programming languages
Ruby
since Jan 2019
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Web frameworks
Ruby on Rails
since Jan 2019
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 checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Open Page Rank
2.98 / 10 · ranked #1,620,454 of all domains
43 referring domains · OpenPageRank
Search traffic
6,500 est. monthly organic visits (US)
14,583 keywords in Google's top 30
Page
- Language: English
- CDN: Cloudflare
- Weight: 1.5 MB · 52 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Cloudflare (104.21.47.152, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 6,912,838, 4 hosts
- Verified with: Google, Meta Business, Workplace from Meta
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| altcademy.com | 20 |
| code.altcademy.com | 19 |
| www.altcademy.com | 18 |