RDAP Whois Query Tool

Quickly query WHOIS information for domains, IP addresses, and ASNs

Supported: Domain (example.com), IPv4 (8.8.8.8), IPv6 (2001:4860:4860::8888), ASN (AS15169)

Why Choose RDAP?

Modern & Fast

Built on modern RDAP protocol, delivering faster and more reliable results than legacy WHOIS

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Structured Data

Returns standardized JSON data that's easy to parse and integrate into your applications

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Privacy Focused

RDAP respects privacy regulations and provides consistent, compliant data access

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Multi-Level Lookup

Queries registry and registrar servers for the most complete domain information

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Cached Results

Smart caching reduces query time and server load for frequently accessed data

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Developer Friendly

Clean API responses with comprehensive data for domains, IPs, and ASNs

Live Statistics

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12
Languages
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1294+
Supported TLDs
Fast & Modern
RDAP Protocol
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Always Free
No Limits

Frequently Asked Questions

RDAP Whois Query Tool - Domain, IP & ASN Lookup