Data Validation · Email Services
Real-time email verification and list cleaning API assessing deliverability and MX validity
NeverBounce Email Verification API is best for SaaS platforms, e-commerce stores, growth marketers, and developers fighting bounce rates
API Key (Query parameter or Authorization header)
High-throughput REST API with concurrent bulk verification queues
NeverBounce by ZoomInfo is a real-time single and bulk email verification API. It assesses email deliverability through a 20-step verification process checking syntax, DNS records, MX server health, mail server response pings, domain catch-all settings, and temporary/disposable domain registries.
In Nigeria's SaaS and e-commerce sector, NeverBounce prevents fraudulent sign-ups, eliminates invalid customer email addresses at point-of-entry, and preserves marketing email deliverability with Gmail, Yahoo, and Outlook.
| Feature | Status | Description & Capabilities |
|---|---|---|
| Real-Time Email Validation | ✓ Supported | Provides native Real-Time Email Validation capabilities integrated within the API. |
| Bulk Email List Cleaning | ✓ Supported | Verify customer credentials and identity against verified regulatory databases. |
| Disposable Email Detection | ✓ Supported | Provides native Disposable Email Detection capabilities integrated within the API. |
| MX & SMTP Handshake Verification | ✓ Supported | Provides native MX & SMTP Handshake Verification capabilities integrated within the API. |
| Catch-All Domain Flagging | ✓ Supported | Provides native Catch-All Domain Flagging capabilities integrated within the API. |
| Free Verification Credits Included | ✓ Supported | Provides native Free Verification Credits Included capabilities integrated within the API. |