No2Bounce | Email Verification & Bounce Prevention Platform No2Bounce is an email validation SaaS tool that helps businesses clean their email lists and improve deliverability before sending campaigns. Its standout feature is real catch-all resolution: rather than labeling catch-all domains as (risky) or (unknown) (as most competitors do), No2Bounce uses controlled, reputation-safe test sends through dedicated infrastructure to confirm whether individual mailboxes actually exist. Core capabilities: Bulk and real-time email verification (CSV/XLSX upload, CRM sync, or API) Catch-all email detection and resolution Email scoring for deliverability/quality Email finder (name + domain lookup for verified address) List cleaning (removes invalid, disposable, duplicate, risky addresses) Proxy-based verification infrastructure for accuracy REST API with webhooks for developers Who it's for: Marketing teams, sales/SDR teams, and developers sending high volumes of email who need to protect send