Can't activate Windows 0x8007232B or 0x8007007B

What:

Windows Server 2012 Standard

Problem:

Wile attempting to activate Windows you get the following message:
Error: 0x8007232b
Description:
DNS name does not exist.

Solution:

1. Start > cmd, right click run as Administrator
2. Use following command to activate it:

slmgr -ipk xxxxx-xxxxx-xxxxx-xxxxx-xxxxx

Replace xxxx.... with your MAK product key



Source