
Email Message Flow, Sending and Delivery Explained
Our email pros give a helpful primer on email message flow, from sending to delivery. We help make sense of SMTP, MTA, MX, IMAP, Email API and more.
Essential Email Concepts and Terminology
Our email pros give a helpful primer on email message flow, from sending to delivery. We help make sense of SMTP, MTA, MX, IMAP, Email API and more.
Here’s what you need to know about your email sender reputation: what it is, how it’s scored, and how to protect it with monitoring and an IP warm-up plan.
Transactional email is a fundamental part of how customers interact with an app or service. Here are the facts you need to know about these messages.
Navigate Authentication Protocols and Sending Best Practices
DMARC is a standard for defining email authentication and enforcement. Learn how it works, record types, policies, and more.
ISPs give key signals via email feedback loops (FBLs). Managing them is crucial to email deliverability. Here are the basics you need to know about FBLs.
DKIM is a technical standard for email authentication that helps ensure email wasn’t altered in transit. Here’s how it works.
Switch Email Providers or Implement New Technology Seamlessly
Make your move from SendGrid to SparkPost as smooth as possible. Get key setup steps and differences in technology and terminology.
Walk through SparkPost account setup and best practices you should have in place before you begin sending.
If you're considering the switch from Mailgun to SparkPost, get everything you need to transition as smoothly as possible here.