Originally Posted by lilcuda

Your IP is on a blacklist. You need to get it removed. Here is the results from MXToolbox.com. Looks like the WPBL is the one you need to address.

https://mxtoolbox.com/SuperTool.aspx?action=blacklist%3a52.12.154.147&run=toolpage


Hopefully that is an un-shared IP address. If he is sharing it with some other people, their spamming is going to get the IP on a BL regardless of how clean Tom's emails are.

Trying to enjoy life!