Email Verification

Real-Time Catch-All Verification

Get 50%+ more valid emails out of the lists you already paid for. Listmint verifies standard emails via SMTP and verifies catch-alls in real-time without sending any emails.

We Verify Catch-All Emails Others Can’t

Catch-All Email Verification
Listmint verifies emails in domains that accept everything. Most tools mark these as “risky.” We tell you which ones you can actually use.
Real-Time Results, No Emails Sent
Other email verification tools often take 24 to 48 hours and “verify” by sending messages. Listmint is real-time and never sends emails to the address you are verifying. Your email deliverability will not be taking a hit.
7-Step Verification
Layered checks across SMTP, DNS, MX, pattern analysis, role-based filtering, and more.
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Built for Scale
Bulk uploads for large files and simple exports you can push into your outbound tools in minutes.

Launch Cold Email Campaigns With High Deliverability

Start sequences knowing each contact passed Listmint’s email validation service. Keep your sender reputation strong as volume scales.

1B+

emails verified

99%

SMTP verification accuracy

99%

catch-all verification accuracy

Get Over 50% More Valid Leads

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Typical email verification services leave 30 to 40% of a list in the catch-all bucket.
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Listmint verifies those addresses in real time, helping you contact 50%+ more valid emails from the same data.
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Plug in our real-time API integration to offer verification inside your product.
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Standard and catch-all results return fast and don’t require sending emails.
40% of Email Addresses Are Left Unverified. Listmint Can Check Them.
Other verifiers average ~55% valid on many B2B lists.
Stop throwing away the catch-alls from the lead lists you paid for! With listmint, you are able to use all of these leads.
Listmint customers see ~84% valid after catch-all verification on the same data set.
Leads with catch-all emails are typically not contacted by cold outreach. By using listmint, you are able to take advantage of these leads.
Avoid bounces in your outreach.
Emailing catch all domains is risky. With listmint, unlock an untapped market of emails without risking your emails bouncing.

Verify all your emails, even Catch-alls in real-time with our Email Verification Software.

Create an account for free.