[Declude.JunkMail] Spam Routing and IP 6?

Hi, I may be barking up the wrong tree. But since the following email only had a single IP v4 hop to our Imail, I can't see how this could possibly be caught by "spamrouting" - unless there is some confusion on how to treat the IP v6 address address: Received: from SDKENG01.dkeng.co.uk [81.

[Declude.JunkMail] Spam Routing and IP 6?

Hi, I may be barking up the wrong tree. But since the following email only had a single IP v4 hop to our Imail, I can't see how this could possibly be caught by "spamrouting" - unless there is some confusion on how to treat the IP v6 address address: Received: from SDKENG01.dkeng.co.uk [81.