Download the Email Infrastructure Guide

Managing a commercial email infrastructure is no easy task - and that's why hundreds of businesses rely on SendGrid's hosted solutions. If you have questions on email infrastructure, this guide has the answers you're looking for. We cover it all from SMTP, MTA's and managing IPs to handling bounces, getting on ISP Feedback loops and understanding whitelists.

What's inside the guide?

  • Tips to avoid costly blunders that could get your IPs blacklisted.
  • Solutions for managing your IPs and authentication records so ISPs can easily identify your legitimate, wanted email from spam.
  • Comprehensive glossary to keep you up to date with email infrastructure terms.

The SendGrid Difference

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We invest in a team of deliverability experts to optimize inbox delivery on behalf of our customers.
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Our world-class email platform delivers more than 20 billion emails per month.
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24/7 Global Support

Have questions? Our support team is available 24/7/365, and our self-support materials are always available.