Deliverability
Bounce & Complaint Monitor
Real-time analytics on bounce types, complaint velocity, and auto-pause triggers.
Docs Summary
- What this page explains: Real-time metrics on hard/soft bounces, complaint velocity, and auto-pause triggers.
- Who should use it: Infrastructure engineers and email deliverability managers.
- Related MailSend feature: Bounce rate tracking, auto-pause guardrails
- Common use cases: IP reputation health, campaign safety controls
- Related docs: Deliverability Guide, Suppressions, Domain Warmup
MailSend monitors your bounce and complaint ratios in real time. If hard bounces exceed 5% or spam complaints exceed 0.1%, automated safety pauses lock sending to protect your IP health.