MaxHorstmann ArinWhois by: MaxHorstmann .NET Framework 4.5 This package targets .NET Framework 4.5. The package is compatible with this framework or higher. 4,620 total downloads last updated 6/30/2014 Latest version: 0.2.0 ARIN .NET client for ARIN's Whois RESTful Web Service, the API to accessing ARIN's Whois data.