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Domain report

cb.vu

cb.vu ranks in the top 0.36% of domains by connectivity (Common Crawl, cc-main-2026-jul-aug-sep), with 1 distinct host observed under it.

Explore cb.vu in the Web Graph

Connectivity

#475,619harmonic-centrality rank
Top percentile
0.36%
Hosts observed
1

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://cb.vu/ answered with HTTP 200.

DNS records

A
  • 104.21.14.156
  • 172.67.203.205
AAAA
  • 2606:4700:3034::6815:e9c
  • 2606:4700:3033::ac43:cbcd
MX
  • 10 mail.cb.vu.
NS
  • greg.ns.cloudflare.com.
  • teresa.ns.cloudflare.com.

Live preview

This is a live, sandboxed embed of cb.vu — 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 cb.vu.

How to read WHOIS and RDAP data

SSL certificate

Certificate Transparency lookup failed (HTTP 429).

How to check when a certificate expires

HTTP & security headers

Response

Server
cloudflare
Content-Type
text/html; charset=utf-8
Cache-Control
Not sent
Content-Encoding
Not sent

Security

Content-Security-Policy
Not sent
Strict-Transport-Security
Not sent
X-Frame-Options
Not sent
X-Content-Type-Options
Not sent
Referrer-Policy
Not sent
Permissions-Policy
Not sent

What each security header does

Redirect chain

  1. 1.http://cb.vu/HTTP 301

    → https://cb.vu/

  2. 2.https://cb.vu/HTTP 200

Meta tags

Title
CB.VU - Linux, Unix & Webmaster Authority
Description
CB.VU is the go-to resource for Linux system administration, Unix commands, networking, security, DevOps, shell scripting, and web server management. Home of the Unix Toolbox.
Canonical
https://cb.vu/
Robots
index, follow
Generator
Not set
Open Graph title
CB.VU - Linux, Unix & Webmaster Resources
Open Graph description
Authority resource for Linux, Unix, networking, security, and web server administration.
Open Graph image
Not set
Open Graph type
website
Twitter card
summary_large_image
Twitter title
CB.VU
Twitter image
Not set

robots.txt

Disallow rules (User-agent: *)
0
Disallow rules (other agents)
0

No Sitemap declared in robots.txt.

Technology detected

Best-effort, based on a small set of well-known signals — this may be incomplete.

  • Cloudflarecdn

    Server: cloudflare

Related domains

Similar connectivity

Domains ranked just above and below it in the same snapshot.