⚠️ High Priority
Postmark Email Warmup Failed: Restart IP Reputation Building
Your Postmark email warmup is blocked or stopped
Fix within 24-48 hours.
Check Postmark warmup status:
1
Review Postmark settings for warmup status
2
Check IP reputation
3
Verify bounce rate
What Could Be Causing This?
High Bounce Rate
Most CommonInboxEagle Detects This ✓
Bounces during warmup signal list quality issues.
How to confirm:
Check Postmark Activity.
Fix Playbook
Step 1: Clean Your List & Restart Warmup
HoursImpact: High
- Remove bounced addresses
- Verify domain authentication
- Reduce sending volume
- Request warmup restart
Postmark-Specific Note:
Postmark warmup requires clean list and slow volume increase.
Prevention Checklist
- Validate list before warmup
- Monitor bounce rate during warmup
Free Diagnostic Tools
Stop Fixing Deliverability Issues Reactively
The problem you just fixed probably cost you 20-30% of revenue while it was happening. InboxEagle would have detected it within 2 minutes and alerted you before placement dropped.
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How long is Postmark warmup?
Typically 1-2 weeks with clean list and gradual volume increase.