Domain report
usb.it
usb.it ranks in the top 0.047% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 140 distinct hosts observed under it.
Connectivity
#62,841harmonic-centrality rank
- Top percentile
- 0.047%
- Hosts observed
- 140
From the Common Crawl cc-main-2026-jul-aug-sep hyperlink graph, 133,241,980 domains total. What this rank means
HTTPS reachability
200HTTP status
https://usb.it/ answered with HTTP 200.
DNS records
- A
- 93.45.105.73
- AAAA
- No records found.
- MX
- 10 mx.usb.it.
- NS
- ns.usb.it.
- ns1.usb.it.
Live preview
This is a live, sandboxed embed of usb.it — not a copy. What it shows can change any time the site itself does.
Domain registration (WHOIS / RDAP)
No RDAP (WHOIS) data is available for usb.it.
SSL certificate
Certificate Transparency lookup failed (HTTP 429).
HTTP & security headers
Response
- Server
- cloudflare
- Content-Type
- text/html; charset=utf-8
- Cache-Control
- max-age=0
- Content-Encoding
- Not sent
Security
- Content-Security-Policy
- Not sent
- Strict-Transport-Security
- Not sent
- X-Frame-Options
- Not sent
- X-Content-Type-Options
- nosniff
- Referrer-Policy
- Not sent
- Permissions-Policy
- Not sent
Redirect chain
- 1.
http://usb.it/HTTP 302→ https://usb.it/
- 2.
https://usb.it/HTTP 301→ https://www.usb.it/
- 3.
https://www.usb.it/HTTP 200
Meta tags
- Title
- Unione Sindacale di Base: usb.it
- Description
- Not set
- Canonical
- https://www.usb.it/index.html
- Robots
- index,follow
- Generator
- TYPO3 CMS
- Open Graph title
- usb.it
- Open Graph description
- Not set
- Open Graph image
- https://usb.it/typo3conf/ext/usb_base/Resources/Public/Logo/main_logo_800x795.png
- Open Graph type
- article
- Twitter card
- summary
- Twitter title
- usb.it
- Twitter image
- https://usb.it/typo3conf/ext/usb_base/Resources/Public/Logo/main_logo_800x795.png
robots.txt
- Disallow rules (User-agent: *)
- 2
- Disallow rules (other agents)
- 0
Sitemap declared:
https://www.usb.it/sitemap.xml
Technology detected
Best-effort, based on a small set of well-known signals — this may be incomplete.
- Cloudflarecdn
Server: cloudflare
- PHPother
X-Powered-By: PHP/7.4.33
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Similar connectivity
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