99.9% accurate email verification. Detect disposable, spam traps, role-based, catch-all and invalid emails before they hurt your deliverability.
RFC 5321/5322 compliant email format checking with Unicode support.
Check MX records, SPF, and DMARC for domain deliverability confidence.
Communicate with mail servers to confirm the mailbox exists without sending email.
Block 100,000+ temporary email services like Mailinator, Guerrilla Mail, and more.
Identify honeypot addresses and spam traps that can destroy your sender reputation.
Upload CSV, XLSX, or TXT files with up to 10 million emails. Download results as CSV.
Pay only for what you use. No subscriptions required.