What powers retr.app?
Last seen Jun 2026 · 35 technologies across 21 categories
Advertising
Microsoft Advertising
since Nov 2025
Affiliate programs
FirstPromoter
since Feb 2024
Analytics
Azure Monitor
since Dec 2023
Google Analytics
since Dec 2023
HubSpot Analytics
since Dec 2023
Linkedin Insight Tag
since Jun 2025
Microsoft Clarity
since Nov 2025
Plausible
since Apr 2026
CDN
Cloudflare
since Dec 2023
CMS
HubSpot CMS Hub
since Sep 2024
Sendgrid
since Dec 2023
Font scripts
Font Awesome
since Dec 2023
JavaScript frameworks
JavaScript libraries
Live chat
HubSpot Chat
since Feb 2024
Marketing automation
HubSpot
since Dec 2023
Miscellaneous
HTTP/3
since Sep 2024
Open Graph
since Dec 2023
Operating systems
Windows Server
since Dec 2023
PaaS
Azure
since Dec 2023
Payment processors
Stripe
since Feb 2024
RUM
Microsoft Application Insights
since Dec 2023
Security
Cloudflare Bot Management
since Dec 2023
HSTS
since Dec 2023
Tag managers
Google Tag Manager
since Nov 2025
Web frameworks
Microsoft ASP.NET
since Dec 2023
Web servers
Webmail
Apple iCloud Mail
since Sep 2024
Google Workspace
since Dec 2023
Audience
- 96% desktop
- 4% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.43 / 10 · ranked #7,144,447 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 6.2 MB · 213 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.retr.app | 32 |
| retr.app | 31 |
| kb.retr.app | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Plausible Apr 2026
- dropped Azure Front Door Feb 2026
- detected IIS Jan 2026
- detected Windows Server Jan 2026
- detected FingerprintJS Dec 2025
- dropped IIS Dec 2025
- dropped Windows Server Dec 2025
- detected Azure Front Door Nov 2025
- detected Facebook Pixel Nov 2025
- detected Google Tag Manager Nov 2025
- detected Microsoft Advertising Nov 2025
- detected Microsoft Clarity Nov 2025