This version of the API is deprecated. It is strongly recommended to use Registrant Alert API 2.0
Registrant Alert API searches across all newly registered, renewed & deleted domain names for specific terms such as registrant's email, organization etc. The API is ideal for monitoring domain registrants to be alerted whenever their information appears in a newly-registered domain name.
Here you'll find examples of querying the API implemented in multiple languages.
You'll need a WhoisXmlApi account to authenticate.
Please, refer to the Registrant Alert API User Guide for info on input parameters, request/response formats, authentication instructions and more.