OpenRDAP is a command line client for the Registration Data Access Protocol, written in Go.

RDAP is a replacement for WHOIS, which provides domain name & IP address registration information in JSON format over HTTP.

You can try some example queries using OpenRDAP here:

This website provides the OpenRDAP client, Go library, and an RDAP service (rdap.net).

Features

• Small & fast command line RDAP client.
• Supports all RDAP query types (domain, ip, asn, help, nameserver, and searches).
• Automatic query type detection (domain, ip, asn queries).
• Full bootstrapping support (using data.iana.org, or a custom URL).
• Object tag support.
• Optional on-disk bootstrap files cache.
• Output formats: raw JSON, text, WHOIS format (domain queries).
• Customisable query timeout.

Planned features

• Support for future ICANN layered access specification.
• Bootstrap for some search queries (e.g. abc*.com).

rdap@skip.org