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Dedicated IP

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Authentication
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Reputation
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Inbox Placement

Dedicated IP

A sending IP used exclusively by one sender, isolating reputation from neighbors.

Reading time:: 5 min
Difficulty:: Intermediate
Estimated duration:: 5 min
Prerequisites:: IP reputation
Last updated:: 2026-07-15
Author:: empire

Definition

Dedicated IPs isolate sending reputation but require sufficient volume and careful warm-up.

Prerequisites

IP reputationProvider trust in a sending IP address based on historical traffic quality and outcomes.

ReputationHow mailbox providers judge senders from IP, domain, and behavioral signals over time.
IP reputationProvider trust in a sending IP address based on historical traffic quality and outcomes.
Shared IPA sending IP shared by multiple senders, where neighbor behavior can affect reputation.

Open step-by-step: Choose dedicated vs shared IPDecide IP allocation based on volume, isolation needs, and operational readiness.
Open step-by-step: Warm up a dedicated IPMigrate traffic gradually onto a new dedicated IP with its own ramp plan.

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