a unified, consistent Whois API and Whois Parser System
Whois API
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(example: John Smith, test@gmail.com)
Reverse Whois Lookup: View Shopping Cart

Reverse Whois Search Reverse Whois lets you find all the domain names registered in the name of any specific owner.
Bulk Lookup allow you you perform a fixed number of lookups regardless of how many domain names appear in results (lookup that yields 0 domain names does not count), see Bulk Pricing

Reverse Whois API Reverse Whois API provides a RESTful webservice for reverse search

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