Email error: 550 SPF: x.x.x.x is not allowed to send mail from Print

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The above error means that the mail from was rejected due to spf setting. The sender domain: have SPF setting that not allow to send the email from the IP x.x.x.x.

The spf is to prevent any mail forgery, spam issue, email spoofing and etc.

The basic SPF setting is v=spf1 a mx -all , 

means that 
[v=spf1]: This identifies the TXT record as an SPF string.
[a]: refer to the domain IP . The domain is allowed tosend mail through this A record
[mx]: refer to the domain MX record. The domain is allowed to send mail through this MX record
[-all]: No other servers are allowed to send mail from this domain.

Kindly feel free to contact us by submitting ticket to our support team  by providing us with the IP or MX record that allow the domain to end out the email, so that we could help on amending the domain SPF setting.

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