What powers lung.training?
Last seen Jun 2026 · 29 technologies across 17 categories
Accessibility
UserWay
since Jun 2026
Advertising
Analytics
Google Analytics
since Apr 2020
Microsoft Clarity
since May 2026
CDN
Cloudflare
since Mar 2025
Google Workspace
since Jun 2023
Sendgrid
since Aug 2022
Font scripts
Font Awesome
since Apr 2020
Google Font API
since Apr 2020
JavaScript frameworks
JavaScript libraries
Miscellaneous
Operating systems
Debian
since Apr 2020
Programming languages
Ruby
since Jan 2023
Reverse proxies
Envoy
since Jan 2023
Security
Cloudflare Bot Management
since Mar 2025
HSTS
since Jan 2023
Tag managers
Google Tag Manager
since Jul 2022
UI frameworks
Web frameworks
Ruby on Rails
since Jan 2023
Web servers
Audience
- 53% desktop
- 43% phone
- 4% tablet
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.94 / 10 · ranked #616,106 of all domains
52 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 2.5 MB · 198 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| support.lung.training | 18 |
| lung.training | 15 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped core-js Jun 2026
- dropped Facebook Pixel Jun 2026
- detected UserWay Jun 2026
- detected Microsoft Advertising May 2026
- detected Microsoft Clarity May 2026