My current laptop has failed, and I reinstalled to a new laptop. My registration failed and I need to mail a key to sales@woll2woll.net but I keep getting

Delivery is delayed to these recipients or groups:

sales@woll2woll.net (sales@woll2woll.net)

support@woll2woll.com does not work at all.

Is there any other mail I can use to get this going. Please.