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by Derferman 5747 days ago
Rapleaf.com offers similar services. With just an email address you can find "Demographics, Influence, Interests, Social media memberships, Occupation, and much more."[1]

[1]: http://www.rapleaf.com/developers/api_overview
1 comments
Gormo 5746 days ago
Even more of a reason to use disposable email addresses.
link