Bulk email address list checking that's safe and easy


Bye bye bounces. Hello clean email data.

Reduce costs, improve marketing results

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An email validation API that delivers a dazzling array of results


Filter sign-ups, improve data quality and stop disposable email addresses

Email validation that gives you more control

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Fraud prevention in real-time at sign-up


Pre-fraud detection and registration protection, using sign-up data intelligence

Stop fraud at the door and detect risky registration and bogus sign-up attempts.

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Structured domain age data that's consistent and system integration ready


Delivering valuable data that drives business growth

Machine and human readable WHOIS data from 2,500 sources

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