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IP reputation or domain reputation: Which drives better email deliverability?

IP reputation or domain reputation: Which drives better email deliverability?
IP reputation vs domain reputation: Which matters more for email deliverability success?
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Nick Schafer

Sr. Manager of Deliverability and Compliance at Sinch Mailgun

Sinch

About this episode:

IP reputation vs domain reputation, what’s more important? In this video, Sinch Mailgun expert Nick Schafer explains the key differences between the two, and why domain reputation is becoming more critical. Learn how mailbox providers like Gmail and Outlook weigh these factors and what steps you can take to protect your sender reputation in the evolving email landscape. Learn more about sender reputation when you explore the results of our 2025 industry survey.

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