What powers 
nova-astronomy.nl?
Last seen Aug 2026 · 25 technologies across 14 categories
CMS
Databases
MySQL
since Nov 2022
Font scripts
JavaScript frameworks
JavaScript libraries
Maps
Google Maps
since Nov 2022
Miscellaneous
RSS
since Dec 2022
Mobile frameworks
Programming languages
PHP
since Nov 2022
Security
UI frameworks
Animate.css
since Nov 2022
Video players
YouTube
since Nov 2022
Web servers
Apache HTTP Server
since Nov 2022
WordPress plugins
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
3.97 / 10 · ranked #593,945 of all domains
51 referring domains · OpenPageRank
Page
- Language: English (United States)
- Weight: 19.5 MB · 126 requests
- WordPress theme: bb-theme (child: bb-theme-child) · all themes
- Structured data: Microdata
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on SURFNET-NL SURFnet, The Netherlands (132.229.214.36)
- DNS: argewebhosting.eu
- Email: leidenuniv.nl
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 2,229,560, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| nova-astronomy.nl | 25 |
| www.nova-astronomy.nl | 25 |