As expected iH8sn0w released f0recast, the application that allows us to know a lot of useful information about all we can do with our iPhone.
Just connect the iPhone with the cable to see what is version of the baseband or iBoot. The utility will also give valuable information if we can perform a jailbreak (tethered or untethered). It will also tell if the Phone is unlockable and will give a suggestion what unlock software can be used.
You can download it directly from
MuscleNerd just posted interesting comment on Twitter, saying that the application is inaccurate regarding to the iPhone 3GS. There might be a new update soon. For all other devices the application works just fine.