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SPF Authentication

What you see when your domain has this problem
SPF Failed for IP Details area Ignore
Add spf monitor for 10.140.21.252

More Information About Spf Authentication

This test will perform an SPF check against the given domain and IP address to verify that the IP is included in the SPF record. If the specified IP address is not included in the SPF record this test will produce an error.

SPF is the cornerstone of your email delivery strategy.

Are you confident your email is getting through?

MxToolbox is YOUR expert on email deliverability. MxDelivery Center analyzes your DMARC, DKIM and SPF to give you the insight you need to make email configuration changes and get your emails to your customer's.
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