Unlock probs

[hypnoguy]

Hi all, I have a 3gs that was unlocked and jailbroken after someone trying to upgrade and re unlock I find myself stuck with a phone jailbroken phone with absinthe yet cant get a unlock. I'm on version 5.1.1 firmware 05.16.05 the itunes i have on my pc is 10.4.1.10....
any help would great.
Thanks

 

[enoC]

Is it from AT&T?

http://techland.time.com/2012/04/11/unlock-an-att-iphone-in-5-easy-steps/

 

[Applejuiced]

That baseband version is not unlockable.