What powers dac-leiden.nl?
Last seen Jun 2026 · 16 technologies across 12 categories
Analytics
Google Analytics
since Sep 2020
CDN
cdnjs
since Nov 2021
Cloudflare
since May 2022
CMS
Congressus
since Nov 2022
Amazon SES
since Nov 2023
Font scripts
Google Font API
since Sep 2020
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since May 2022
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Sep 2020
UI frameworks
Video players
YouTube
since Sep 2020
Audience
- 55% phone
- 45% desktop
Netherlands
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.43 / 10 · ranked #7,186,210 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 12.7 MB · 57 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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