Domain Availability Overview | Whois XML API

The most accurate domain availability checker offered on the market

Find out whether a domain name is available to be registered. The first 500 domain name availability lookups are complimentary when you register for a free developer account.

Get started

500 free requests monthly. No credit card required.

Domain Availability product line includes

Lookup

An immediate way to check if you can register a domain name.

Domain Availability Lookup | Whois XML API
Domain Availability API | Whois XML API

API

Domain Availability API can be integrated into existing software and offers market-leading accuracy when checking domain availability at scale via API calls. 500 complimentary queries are provided free of charge when signing up for a new developer account.

Benefits

  • Establish whether or not domains are available to be registered in the most convenient way to you.

  • Our API results are available in both JSON and XML. Our lookup reports are straightforward and shareable.

  • Both our API and lookup versions cover an extensive selection of TLDs.

  • Our WHOIS data is updated daily and accurate for both Domain Availability Lookup & API.

Domain Availability Overview | Whois XML API

Get 500 free credits monthly. No credit card required.

Get started

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