SCALING

Scaling from 5 Domains to 50: What Changes

Jan 4, 2026

Tolr

Pipelineabuser

Every growing outbound operation faces the same problem: scaling volume without destroying deliverability. Startups need pipeline fast, and agencies need consistency across multiple clients. DeliverOn helps both.

For startups, dedicated infrastructure eliminates setup time. You can go from zero to sending in 48 hours. Domains provisioned, DNS authenticated, inboxes warming. That speed means more campaigns, faster testing, and better results.

For agencies and large teams, DeliverOn brings structure. Provision multiple domains under one account, manage clients separately, and scale without shared IP risk contaminating your sender reputation.

Here's what changes as you scale:

  • 5 domains: Standard Growth plan. 500 inboxes. 75,000 monthly sends. Enough for most early-stage teams.

  • 20+ domains: Volume pricing kicks in. Bulk provisioning. Dedicated account manager. Enterprise SLAs available.

  • 50+ domains: Full infrastructure control. Provision your own Microsoft tenants. Isolated tenant architecture. Custom configurations.

Whether you're a two-person startup or a 50-seat sales floor, DeliverOn scales with you. You send more without hiring a DevOps team.

You might want to read