What powers postcards.com?
Last seen May 2026 · 26 technologies across 20 categories
A/B Testing
Optimizely
since Jul 2019
Analytics
Google Analytics
since Jul 2019
CDN
Amazon CloudFront
since Jul 2019
Google Hosted Libraries
since Feb 2022
Cookie compliance
OneTrust
since Oct 2025
Ecommerce
Cart Functionality
since Jan 2022
Amazon SES
since Aug 2022
Font scripts
Google Font API
since Jul 2019
Issue trackers
Sentry
since Oct 2025
JavaScript frameworks
Vue.js
since Oct 2025
JavaScript libraries
Live chat
LivePerson
since Feb 2022
Load balancers
Amazon ALB
since May 2022
Marketing automation
Miscellaneous
HTTP/3
since Nov 2022
PaaS
Amazon Web Services
since Jul 2019
Programming languages
RUM
New Relic
since Jul 2019
Security
HSTS
since Jan 2025
Tag managers
Google Tag Manager
since Jul 2019
Webmail
Microsoft 365
since Aug 2022
Audience
- 100% desktop
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.49 / 10 · ranked #6,591,114 of all domains
13 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Subdomains
| Host | Techs |
|---|---|
| www.postcards.com | 24 |
| design.postcards.com | 22 |