Audience Hygiene
Email List Verification & Scrubbing ROI Calculator
Calculate how much money you save on ESP sending fees and deliverability lift by scrubbing inactive and invalid addresses.
Invalid Emails Removed
90,000
Spam traps, typos, dead MX
Annual Wasted Send Savings
$3,672 / yr
Eliminated dead message fees
One-Time Verification Cost
$750
At $0.0015/email verification
Net 1st Year ROI
389% ROI
Payback in 2.4 months
Deliverability Reputation Dividend
Purging 90,000 invalid contacts prevents an estimated 360,000 monthly hard bounces. Beyond the immediate $3,672 direct cash savings on wasted sends, eliminating bounce pollution protects your inbox placement across Google and Microsoft.
Automate Built-In List Sanitization with AutoSMTP
Real-time MX, syntax, and SMTP handshake hygiene before messages reach the outbound spool.
The Compounded Costs of Dirty Email Lists
Sending email to obsolete or non-existent mailboxes isn’t merely a waste of bandwidth and CPM costs. It triggers automated reputation downgrade algorithms across every major mailbox provider.
Recycled Spam Traps
Inactive email addresses are routinely turned into spam traps by providers after 12 months. Hitting a single trap can land your IP on Spamhaus or Barracuda.
Higher Inboxing on Clean Data
Removing dead weight lowers bounce ratios and dramatically boosts engagement percentages, elevating your domain reputation in Gmail Postmaster Tools.
Real-Time Verification API
Filter out burner domains, temporary inboxes, and syntax typos at the moment of signup via AutoSMTP real-time verification webhooks.