Monitor sender reputation

Instrument FBLs, bounce classes, and provider reputation dashboards with alert thresholds.

Difficulty:
Intermediate
Prerequisites:
Access to ESP/MTA logs, Postmaster or FBL enrollment where available
Last updated:
2026-07-15
Author:
empire

Steps

  1. Enroll signalsEnable FBLs and provider postmaster views for all major receivers.
  2. Classify outcomesSeparate hard bounces, soft bounces, and complaints in reporting.
  3. AlertSet thresholds below provider hard limits and page on sustained breaches.

Expected outcome: Continuous reputation observability with early warning.