What powers ecn.nl?
Last seen Dec 2022 · 13 technologies across 7 categories
Analytics
Google Analytics
since Jun 2018
Hotjar
since Jun 2018
Linkedin Insight Tag
since Feb 2021
Piwik PRO Core
since Jun 2022
JavaScript Frameworks
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Security
HSTS
since Sep 2022
Video players
YouTube
since Aug 2022
Web frameworks
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Open Page Rank
6.76 / 10 · ranked #59,024 of all domains
366 referring domains · OpenPageRank
Organisation
- Netherlands Energy Research Foundation
- Country: Netherlands
From Wikidata (CC0).
Infrastructure
- Registered Sep 1987 (39 years) via SURF B.V.
- Hosted on SURFNET-NL SURFnet, The Netherlands (134.221.44.20)
- DNS: tno.nl
- Email: no MX record returned
- Email security: DNSSEC signed
- SSL: Let's Encrypt, RSA 4096, expires Oct 2026
- Common Crawl link graph: rank 454,949, 13 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026, registration from the registry's RDAP service. How the web is hosted