Hey Rico, IMEI-Index.com provides a full iPhone IMEI Check Report. This means that we will show you:
1) If your iPhone is locked or unlocked
2) To which Mobile Network it is locked (If it turns out to be locked)
3) If it is Blacklisted (Reported as Lost or Stolen)
4) If iCloud/Find My iPhone feature is ON or OFF
5) If its IMEI and Serial number have been replaced
6) Its warranty status (Service and Telephone Coverage)
7) All hardware details of your iPhone
8) other information that Apple's GSX servers have for your iPhone

Those information will appear to your computer's screen and you will be able to send them to your e-mail too!