This is a full report from pretty new service on .RU domain.
It show that this iPhone had been replaced 3 times.
And it locked to UK TMobile Orange.
IMEI: 013264004473036
SN: DQGJF1Z7DPMW
Model: IPHONE 4,GSM,8GB,WHITE
Purchased In: United Kingdom
Purchase Date: 2012.04.13
Activation Date: 2012.11.03
Warranty: Out Of Warranty (No Coverage)
Activation Policy: EMEA Service.
Applied Policy: UK TMobile Orange.
Next Policy: UK TMobile Orange.
SIM Unlocked: False
iOS Version: 6.0.1
Find My iPhone: OFF
Replacement Details:
2012.10.26 Active DQGJF1Z7DPMW 013264004473036
2012.05.05 Replaced C38HJ4L2DPMW 012842004314176
2012.05.05 Original DNPH83V7DPMW 012957005784605
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Info by
http://fmi.ifixit.ru