What powers klaviyo.tech?
Last seen Jun 2026 · 19 technologies across 10 categories
Analytics
Google Analytics
since Jul 2019
Blogs
Medium
since Jul 2019
CDN
Cloudflare
since Jul 2022
JavaScript frameworks
React
since Aug 2025
JavaScript libraries
Loadable-Components
since Aug 2025
Miscellaneous
Programming languages
Reverse proxies
Envoy
since Oct 2021
RUM
Cloudflare Browser Insights
since Jul 2022
Datadog
since Aug 2025
Security
Audience
- 69% desktop
- 31% phone
United States
India
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.50 / 10 · ranked #401,184 of all domains
44 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1800 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 1.4 MB · 272 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped Branch Nov 2025
- dropped Algolia Sep 2025
- dropped PayPal Sep 2025
- detected Apollo Aug 2025
- detected Branch Aug 2025
- detected Datadog Aug 2025
- detected GraphQL Aug 2025
- detected Loadable-Components Aug 2025
- detected PWA Aug 2025
- detected React Aug 2025
- detected React Router Aug 2025
- detected reCAPTCHA Aug 2025
- detected TypeScript Aug 2025