Google Registry RDAP Lookup

At a glance

• Editor score
  6.1 / 10
• Pricing
  Free
• Best for
  Google Registry domain checks
• Paid from
  Free
• API access
  None
• Facts checked
  20 Sep 2026

• Where it wins

  • Free web access to Google Registry registration data
  • Provides RDAP results and identifies the registrar of record
  • Simple query-based lookup through a browser interface

• Where it doesn't

  • Lookup is limited to Google Registry top-level domains
  • No API access for programmatic queries
  • Pilot access may be restricted or discontinued

Our verdict on Google Registry RDAP Lookup

Google Registry RDAP Lookup is a free, browser-based tool for querying publicly available registration data collected by Google Registry. It supports domains in Google Registry top-level domains, returns RDAP lookup results, and can help identify a domain’s registrar of record. The tool is suited to people who need a direct, query-based domain check within that registry scope rather than a general-purpose lookup service.

The published offering is free and available through the Google Registry website, with web as its listed platform. Users search registration data through the interface and receive RDAP results for supported domains. Its focused coverage is central to the product: it is designed for Google Registry top-level domains, making the scope clear for targeted checks. The service is not open source and has no API access, so it is oriented toward web queries rather than programmatic workflows.

Google describes the service as part of an experimental RDAP pilot and says the information is provided as-is. It also reserves the right to restrict or discontinue access. That makes Google Registry RDAP Lookup a fit for occasional, scope-specific checks where free browser access is the priority. Choose another lookup tool when you need domains outside the Google Registry top-level domain scope, API access, or a service intended for broader coverage. For supported domains, it combines RDAP results, registration data, and registrar identification in one web interface.

Your product? Our editors can test Google Registry RDAP Lookup in depth and publish a review, labelled as paid · from $149/mo →

Google Registry RDAP Lookup pricing

Google Registry RDAP Lookup fact sheet

Alternatives to Google Registry RDAP Lookup

• WhoisDataCenterA broad WHOIS research service with useful free allowances and paid data products.9.4
• WhoisXML API WHOIS APIA broad lookup API with RDAP, parsed data, integrations, and a free tier.9.2
• WWhoxyA pay-as-you-go WHOIS platform for high-volume lookups, history, reverse search, and datasets.9.0

See all Google Registry RDAP Lookup alternatives →

Featured on iTechGuides

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update