The 4.3.2 untether works on all devices that actually support 4.3.2 except for the iPad2:
NOTE:
READ MORE - Redsn0w to Untether Jailbreak iOS 4.3.2 [Download]
- iPhone3GS
- iPhone4 (GSM)
- iPod touch 3G
- iPod touch 4G
- iPad1
NOTE:
- Ultrasn0w unlockers should stay away from redsn0w and only update their firmware through a custom IPSW.
- Dev Team will release a new version of PwnageTool sometime this week.