Practical cURL RDAP Examples

cURL commands for domain, IP, and ASN RDAP queries.

Overview

cURL commands for domain, IP, and ASN RDAP queries.

Key points

  • Combine IANA bootstrap with local indexes for better coverage.
  • Keep WHOIS port 43 fallback for RDAP-less TLDs.
  • Respect registry rate limits; cache aggressively.
  • Expose data source and partial flags in API output.

WHO.GA in practice

WHO.GA (Whoga) provides unified web and JSON API lookup for scenarios like "Practical cURL RDAP Examples", handling bootstrap routing, registrar referrals, and WHOIS fallback. Try who.ga or api.who.ga/<query>.