What powers 
openexoplanetcatalogue.com?
Last seen Oct 2026 · 7 technologies across 7 categories
Analytics
Google Analytics
since Jan 2019
JavaScript graphics
JavaScript libraries
Operating systems
Debian
since Jan 2019
Security
reCAPTCHA
since Jan 2019
Web servers
Webmail
Google Workspace
since Aug 2022
AI Crawlers
robots.txt could not be read at the last check (Nov 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not found
- ai.txt not found
AI Crawlers
Policy unknown
Audience
- 74% phone
- 27% desktop
United States
Indonesia
Thailand
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.99 / 10 · ranked #572,923 of all domains
79 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.2 s |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Weight: 0.5 MB · 17 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Open Exoplanet Catalogue
From Wikidata (CC0).
Infrastructure
- Hosted on IONOS (74.208.244.193)
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 489,840, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| openexoplanetcatalogue.com | 7 |
| www.openexoplanetcatalogue.com | 7 |