icann-rdap
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Description:
Full-rich client for the Registry Data Access Protocol (RDAP) sponsored by ICANN
Type: Formula  |  Latest Version: 0.0.25@0  |  Tracked Since: Oct 20, 2025
Links: Homepage  |  formulae.brew.sh
Category: Networking
Tags: rdap icann dns networking security cli
Install: brew install icann-rdap
About:
ICANN RDAP is a command-line client that queries and parses responses from the Registry Data Access Protocol. It provides detailed domain, nameserver, and entity information in a human-readable format. This tool is essential for domain investigators and cybersecurity professionals requiring authoritative registry data.
Key Features:
  • Comprehensive querying for domains, nameservers, and entities
  • Human-readable output formatting and JSON parsing
  • Support for RDAP conformance and extensions
  • Bootstrapping for automatic base URL discovery
Use Cases:
  • Cybersecurity threat intelligence gathering on domain registrations
  • Domain name portfolio management and due diligence
  • Network troubleshooting and DNS infrastructure analysis
Alternatives:
  • curl – Generic HTTP client; requires manual header and JSON handling
  • whois – Legacy protocol client; outputs unstructured text and is being phased out
Version History
Detected Version Rev Change Commit
Oct 20, 2025 11:05am 0 VERSION_BUMP 001b5872