Knowledgebase of all things email
Guides
How to set up a custom Return-Path
Setting up a custom return path is an important step to take in order to ensure DMARC compliance, and here's how to do it if you use Postmark.
How to verify your domain
Imagine if your competitor could set up a newsletter in your name and send emails from your domain? To prevent that you must verify your domain.
How to setup SPF on Campaign Monitor
SPF domain alignment helps brands build their domain reputation and lets the machines who process your mail see your domain first.
How to save an email
Follow this guide to save a copy of an email, so you can send it to someone for debugging and troubleshooting deliverability problems.
How to set up DMARC on Mailerlite
Adding a sending domain to your Mailerlite account is an important step to take in order to ensure DMARC compliance, and here's how to do it.
More guides
We've got even more guides in our Guides section.
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Glossary
Email server
An email server is a computer capable of both sending and receiving emails. It connects to other email servers on your behalf to deliver your emails.
Spoofing
When someone sends an email pretending to be sent from someone else, it's called spoofing. This is commonly used in phishing attacks.
DMARC: Domain-based Message Authentication, Reporting & Conformance
DMARC prevents your domain from being used in email spam and scams. With DMARC only the servers you authorize can send email on your behalf.
Spam
Spam is defined as unsolicited marketing emails, although a more common definition is "all those damn emails I don't want to receive".
SNDS: Smart Network Data Services
SNDS is Microsofts online portal that gives email senders access to data about emails received by Outlook.com.
More knowledge
We've got even more explanations and descriptions in our knowledgebase.
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Frequently asked questions
What is dkim.mcsv.net?
When setting up your domain on Mailchimp, you might be asked to configure a CNAME record for dkim.mcsv.net.
What is pm.mtasv.net?
If you see an email with [email protected] it's being sent using Postmark as ESP. They use the domain for tracking bounced emails.
Answers
Read all our answers in the FAQ section.
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