ColdMail infrastructure
Email warmup and provider health monitoring
Use optional warmup and provider-specific health indicators to plan your sending ramp and investigate changes in mailbox performance.
What ColdMail provides
- Optional email warmup at $3 per mailbox per month
- Provider-specific health indicators
- Monitoring workflows for sender health trends
A practical workflow
- Activate authentication and establish a baseline for each sending domain.
- Apply warmup settings across the mailbox fleet.
- Use provider-level health trends to direct each stage of expansion.
Example in practice
Review Gmail, Outlook, and Yahoo health independently, then expand the strongest mailbox cohorts with a clear view of performance across the fleet.