Email troubleshooting guides
Rackspace Email setup guides, organized by problem
Browse Rackspace Email MX and SPF setup guides for custom domains.
Choose the article that matches the provider, record type, or exact error shown in your mail logs.
Search troubleshooting guides
Find a guide by SMTP code, provider, or words from the error message.
Enter at least two characters.
Rackspace Email: MX records not receiving mailRackspace Email: MX records not receiving mail. Follow the checks that directly address this provider configuration.
Rackspace Email: SPF record for provider sendingRackspace Email: SPF record for provider sending. Follow the checks that directly address this provider configuration.
Primary sources: Primary technical reference.