and you can do what bedwa say
http://csmg.lgmobile.com:9002/csmg/b2c/client/cs_auth_model_check.jsp?esn=[their IMEI here]
by the way if you can post here
http://www.portalandroid.org/comunidade/viewtopic.php?f=77&t=15336&sid=3cd8dc99ce4b524356e5614a21622da9&start=50
maybe we can get the bin...