Bulk Email CheckerVerify Thousands in Minutes

Upload your email list as CSV, Excel, or TXT file to our bulk email checker. The email validation engine verifies each address through syntax checking, domain verification, MX record lookup, and SMTP mailbox confirmation. Download the cleaned results with detailed email verification status for each address.

Our bulk email verification handles up to 100,000 emails per file (max 20MB). The email checker processes over 50,000 emails per minute. For lists larger than 1 million emails, contact us for enterprise bulk email verification with dedicated infrastructure.

Bulk email verification pricing: $0.004/email for up to 10,000 emails, $0.003/email for 10K-100K, and $0.002/email for 100K-1M. Volume discounts up to 97.2% are available. Pay-as-you-go email validation with no monthly fees. A free email checker tier includes 100 free verifications daily.

Yes! Our bulk email checker automatically detects and removes duplicate email addresses before email validation begins. This saves your credits and ensures accurate email verification results. The duplicate detection finds exact matches across your entire uploaded list.

Download your bulk email checker results in CSV, Excel, or JSON format. Each result includes the email validation status (valid, invalid, risky, unknown), risk score, and reason code. Filter and segment by email verification status to build targeted email campaigns.

Yes! Start with our free email checker that provides 100 free email verifications daily. Test the bulk email verification features with no credit card required. The free tier includes full email validation including syntax, domain, and SMTP checks.