domain-checker

A simple command line tool to check if domain names are registered using DNS lookups.

Installation

If you have Rust installed, you can install domain-checker using cargo:

cargo install domain-checker

Otherwise, binary releases will be available soon.

Usage

Check a single domain:

domain-checker example.com

Check multiple domains:

domain-checker example.com example.org

Check domains from a file:

cat domains.txt | domain-checker

For help, run:

domain-checker --help

Check if domain names are registered using DNS lookups

Usage: domain-checker [OPTIONS] [DOMAINS]...

Arguments:
  [DOMAINS]...  Domain names to check (optional if reading from stdin)

Options:
  -c, --concurrent <CONCURRENT>    Maximum number of concurrent checks [default: 10]
  -j, --json                       Output as JSON to stdout
      --output-file <OUTPUT_FILE>  Save output to JSON file
      --clean                      Strip whitespace and empty lines from input
  -u, --unregistered-only          Show only unregistered domains in output
  -h, --help                       Print help
  -V, --version                    Print version