InboxMon

VIP alerts

Never Miss a High-Value Email Bounce Again

Target searches: alert when a customer email bounces, VIP bounce monitoring, high-value client email bounce.

In a standard ESP dashboard, a bounced email is a number in an aggregate metric. Not all bounces are equal.

A bounce from a disposable address is a list-hygiene issue. A bounce from ceo@bigclient.com is a revenue risk.

The problem with aggregate dashboards

If you send 10,000 emails a month with a 2% bounce rate, the ESP shows 200 bounces. It will not highlight that one of them was a proposal to a decision-maker. By the time sales notices the mail never arrived, the client may already have moved on.

InboxMon: VIP bounce alerts

Whitelist the people and domains you cannot afford to miss. No grepping through SMTP logs. Under Settings → VIP:

  • Specific addresses: ceo@bigclient.com, cfo@prospect.io
  • Entire domains: enterprise-client.com (or @enterprise-client.com)

How it works

When InboxMon ingests webhook events from SendGrid, Postmark, or Amazon SES, it matches every bounce, drop, or spam complaint against your VIP list as the event is stored.

A match opens a critical alert immediately (24-hour cooldown per recipient and type):

  • Slack (your RevOps or sales channel, if a webhook is set)
  • Email
  • SMS (when Twilio is configured, for time-sensitive failures)

The alert names the recipient and what happened so the team can pause outreach, fix deliverability, and use another channel before the deal goes cold.

FAQ

What is VIP bounce monitoring?

You whitelist addresses and domains you cannot miss. InboxMon matches bounce, drop, and spam-complaint events from your ESP against that list and fires a critical alert.

How do I get an alert when a customer email bounces?

Connect SendGrid, Postmark, or Amazon SES, then add the customer under Settings → VIP. Optional Slack and SMS live under Settings → Alerts.

Does a 2% bounce rate hide a high-value client bounce?

Yes. ESP dashboards roll bounces into one number. A bounce to ceo@bigclient.com is a revenue risk, not the same as a disposable-address hygiene hit.

Protect your most important relationships.

Set up your first VIP alert in under 5 minutes.