DMARC (Domain-based Message Authentication, Reporting and Conformance) specifies these possible errors (non-pass) in SPF (Sender Policy Framework) authentication: none, neutral, fail (hard fail), softfail (soft fail), temperror (temporary error), and permerror (permanent error)…

An SPF record is a TXT record published in the DNS by the domain owner, which specifies a whitelist of IP addresses allowed to send emails on behalf of the domain. When an email reaches the receiving server, the server will look up the SPF record in the DNS, and perform a check to determine if the e…

People tend to think of setting up email authentication with DMARC, DKIM, and SPF as time-consuming and error-prone because they have to search the Web for various articles and tools to achieve a simple DMARC, DKIM and SPF setup. This can take days for those who aren't proficient in email authentica…

Once you've created a G Suite account on your domain, you will need to set up email authentication so that emails sent from G Suite on behalf of your domain are fully authenticated, and keep monitoring the authentication status and take action if necessary…

What is SPF

Sender Policy Framework (SPF) is an email authentication mechanism which alllows only authorized senders to send on behalf of a domain, and prevents unauthorized users from doing so. SPF allows the receiver to check that an email claiming to come from a specific domain indeed comes fro…

Sender Policy Framework (SPF) plays an important role in modern-day email authentication, along with DMARC and DKIM. It helps prevent emails from unauthorized senders from landing in the inbox.

We are going to present a comprehensive guide to SPF in this article…