Join us in Amsterdam and secure your discount.

Join us in Amsterdam on April 11th and 12th, 2024, for Postmastery Customer Day at Deliverability Summit: Postmastery Edition, in our hometown of Amsterdam! This event will focus on the critical challenges faced by enterprise senders and those managing their own email infrastructure. Steering Through Deliverability Challenges The Customer Day at Deliverability Summit is an […]

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Categories: Deliverability, General

List-Unsubscribe header critical for sustained email delivery

In our daily work, we still encounter missing List-Unsubscribe headers in emails. Reason enough to publish another BLOG post on this topic. It has become even more important recently since Google and Yahoo now include the list-unsubscribe mechanism among their requirements. What is a List-Unsubscribe header? When subscribers want to unsubscribe from a mailing list […]

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Categories: Case Studies, General, PowerMTA

Google & Yahoo’s February Bulk Email Policies: A Guide to Compliance

On October 3rd 2023, Google and Yahoo introduced new requirements to fight spam! This is a major change for the email industry, while, for the first time, two of the biggest Mailbox Providers announced commonly that they will apply the same restrictions to bulk senders. Who is concerned about it? For Gmail personal accounts ( […]

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Categories: Authentication, Deliverability, General

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