The Whois XML Contacts API allows users to get full contact information of domain owners based on the data parsed from website content, social networks, SSL certificates, and other sources. The service has coverage of 152+ million websites, 283+ million contacts, and 4+ million websites analyzed daily. The API can be used for data integration, marketing (i.e., gather business intelligence, build marketing applications, get to know customers, etc.), and risk management (i.e., perform background checks, prevent fraudulent activity, etc.).
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