What powers hart.amsterdam?
Last seen Jun 2026 · 14 technologies across 8 categories
Analytics
Google Analytics
since Jan 2019
JavaScript libraries
Maps
Google Maps
since Jan 2019
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Video players
Flowplayer
since Apr 2022
Audience
Netherlands
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.01 / 10 · ranked #560,953 of all domains
79 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Dutch
- Weight: 1.1 MB · 38 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.