whois
Query WHOIS databases for domain registration and IP allocation information.
Synopsis
whois [OPTION]... OBJECT
Examples
whois example.com
whois 8.8.8.8
whois -h whois.verisign-grs.com example.com
Common options
| Flag | Description |
|---|---|
| -h | Specify WHOIS server |
| -p | Specify port |
| --verbose | Verbose output |
About whois
The `whois` command query WHOIS databases for domain registration and IP allocation information. Networking commands handle connectivity testing, DNS resolution, data transfer, remote access, firewall rules, and traffic analysis.
Linux is the dominant server operating system, and strong networking skills are essential for web hosting, container orchestration, security auditing, and infrastructure management. The command accepts 3 commonly used flags shown above, though the full set of options is available in the man page (`man whois`).
The 3 examples on this page cover typical real-world usage patterns that you can copy and adapt for your own workflows.
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