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Prolateral offers primary and backup domain (DNS) services, with servers in key geographic locations providing the best service possible.

Problem

I get a SMTP 4.5.0 Error when sending an email, What does it mean?
What does SMTP 4.5.0 Error mean when sending emails?

Solution

SMTP 4.5.0 Error message is generated by outMail when you have exceeded your quota.

The SMTP 450 error will also display the message "You have exceeded your Outmail quota. Contact http://support.prolateral.com"

 

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Disclaimer

The Origin of this information may be internal or external to Prolateral Consulting Ltd. Prolateral makes all reasonable efforts to verify this information. However, the information provided in this document is for your information only. Prolateral makes no explicit or implied claims to the validity of this information. Any trademarks referenced in this document are the property of their respective owners.