Does the job!
NeverBounce - Real-time email verification and cleaning to ensure emails never bounce.
Signifyd - Signifyd is a SaaS-based, enterprise-grade fraud technology solution for e-commerce stores.
Email Verifier - Email verifier app lets you verify email.
Kount - eCommerce fraud detection & prevention
Email List Verify - The Fastest Way to Improve Email List Deliverability and ROI
Sift - Digital Trust & Safety enables your business to grow, innovate, introduce new products, features, and business models – without increased risk.