What powers retain.io?
Last seen Jun 2026 · 43 technologies across 21 categories
Analytics
Google Analytics
since Oct 2022
CDN
cdnjs
since Oct 2023
Cloudflare
since Oct 2023
jQuery CDN
since Oct 2023
jsDelivr
since Oct 2023
Unpkg
since Oct 2023
Ecommerce
Webflow Ecommerce
since Jul 2023
Amazon SES
since Dec 2022
Font scripts
JavaScript frameworks
JavaScript libraries
Load balancers
Amazon ALB
since Oct 2023
Marketing automation
Salesforce Marketing Cloud Account Engagement
since Oct 2023
Miscellaneous
PaaS
Amazon Web Services
since Dec 2020
Azure
since Apr 2023
Page builders
Webflow
since Oct 2022
Performance
Turbo
since Jan 2025
Programming languages
Security
HSTS
since Sep 2022
UI frameworks
Web frameworks
Ruby on Rails
since Apr 2020
Web server extensions
Web servers
Webmail
Widgets
Audience
- 100% desktop
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.19 / 10 · ranked #9,987,372 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 50 ms |
| CLS | 0.1 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Subdomains
| Host | Techs |
|---|---|
| app.retain.io | 21 |
| arizona.retain.io | 15 |
| mizzou.retain.io | 12 |
| www.retain.io | 10 |
| odu.retain.io | 8 |
| temple.retain.io | 4 |
Full technology history →
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Recent changes
- dropped Tailwind CSS Apr 2026
- detected Clipboard.js Mar 2026
- detected FullCalendar Mar 2026
- detected List.js Mar 2026
- detected Moment.js Mar 2026
- detected toastr Mar 2026
- detected TypeScript Mar 2026