Hi, I understand it can be frustrating when you are unable to reach a recipient with an email. The error code is listed on our website:
www.cox.com/.../email-error-codes.html If you are having problems with email delivery send us an email at unblock.request@cox.net for assistance. Your email must contain all of the following information in order for us to process your request.
First name
Last name
Email address
Phone number
Domain
IP/CIDR range of outgoing email servers
From the following choices, indicate the item that best describes the issue you are experiencing.
My IP address is being blocked
My domain is being blocked
My email is being marked as spam
My email is not arriving to the intended recipients
My email is being delayed
Other
Include a detailed description of the issue you are experiencing, such as the date and time when the problem began and the corrective action that has been taken.
Include email server logs related to the issues.
Note: Due to the technical nature of the requested information, this email should be submitted by an email administrator or other technical contact that is familiar, and can obtain, all of the requested details.
Thank you,
Mike J.
Cox Support Forums Moderator
