What powers 
vaticanobservatory.va?
Last seen Sep 2026 · 13 technologies across 10 categories
Analytics
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Miscellaneous
Programming languages
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Web servers
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
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| vatican telescope | #5 | 97 |
| richard boyle | #4 | 26 |
| brother guy consolmagno | #2 | 18 |
| vatican observatory | #37 | 16 |
| vatican observatory tucson | #1 | 14 |
| vatican site | #27 | 14 |
| catholic observatory in arizona | #1 | 12 |
| mount graham international observatory | #10 | 11 |
| history of the vatican | #8 | 10 |
| mount graham telescope | #12 | 8 |
| br guy consolmagno | #2 | 6 |
| mt graham observatory | #13 | 6 |
| where is the vatican observatory | #2 | 5 |
| catholic astronomy | #3 | 5 |
| name of vatican telescope | #11 | 5 |
| arizona observatory vatican | #1 | 4 |
| catholic church observatory | #3 | 4 |
| vatican satellite | #7 | 4 |
| vatican advanced technology telescope | #8 | 4 |
| lemaitre | #22 | 4 |
| lucifer telescope | #23 | 3 |
| observatory in arizona | #4 | 2 |
| telescopio del vaticano | #4 | 2 |
| why does the vatican have a telescope | #4 | 2 |
| catholic telescope | #5 | 2 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 55% phone
- 45% desktop
Italy
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.12 / 10 · ranked #235,790 of all domains
144 referring domains · OpenPageRank
Search traffic
310 est. monthly organic visits (US)
104 keywords in Google's top 30
Core Web Vitals
| LCP | 2.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United Kingdom)
- Weight: 10.2 MB · 46 requests
- Structured data: JSON-LD, Microdata
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- VO (Vatican Observatory on Wikidata)
- Founded: 1891
- Country: Vatican City
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- DNS: nic.va
- Email: vatican.va
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 594,193, 3 hosts
- Verified with: GlobalSign
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
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Recent changes
- dropped HSTS Aug 2026
- dropped Cart Functionality Jul 2026
- dropped YouTube Jul 2026
- detected Cart Functionality Apr 2026
- detected YouTube Feb 2026