Your sender reputation determines whether your emails land in the inbox or the spam folder. High bounce rates, spam traps, and bad data can quickly lower your score, leading to throttling or blacklisting.
Identify and remove invalid or risky emails that damage reputation.
Real-Time Results, No Emails Sent
Get verified results instantly to protect campaigns before they launch.
7-Step Verification Process
Includes SMTP, DNS, MX, and pattern analysis to safeguard your sender score.
Built for Scale
Perfect for teams sending thousands or millions of emails monthly.
Keep Your Sending Domains and IPs Safe
Maintaining a healthy reputation means avoiding spam complaints and bounces. Verified lists ensure your email program stays deliverable.
1B+
emails verified
99%
SMTP verification accuracy
99%
catch-all verification accuracy
Get Over 50% Cleaner Lists to Protect Reputation
Generic verifiers discard catch-all domains but often miss risky emails that still harm your score. Listmint verifies them in real time so you can send safely and preserve trust with ISPs.
Proof of Results: 84% Valid vs 55% Industry Average
Generic verifiers confirm only about 55% of records, leaving dangerous contacts in your database. Listmint customers see up to 84% valid results, keeping bounce rates low and reputation strong.
Avoid Bounces and Spam Complaints
Bounces and spam signals are the leading cause of poor reputation. Listmint helps keep bounce rates under 1% and filters risky emails.
Support, Dashboards, and Reporting
Track reputation health improvements over time and show your deliverability team the impact of clean data.
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