About
ZeroBounce provides email-address validation and deliverability tools. Its services include list checking, address scoring, contact discovery and email activity data. The company also publishes tools for inbox-placement testing, authentication checks, blocklist monitoring and DMARC monitoring.
Customers can use a web interface or connect through APIs. The service is operated by Hertza L.L.C., trading as ZeroBounce. Its governing terms describe subscription and prepaid-credit arrangements and identify a principal place of business in Santa Barbara, California.










