Carrier + SIM Lock Status (with iCloud Status )
 

Case 1: SIM-Locked

Model: iPhone XS Max 256GB Gold [A1921]
IMEI: ###############
IMEI2: ###############
Serial: ************
Find My iPhone: ON
iCloud Status: CLEAN
Carrier: US AT&T Activation Policy
SIM-Lock Status: LOCKED

 NOTE: THERE IS NO ICLOUD STATUS IF A DEVICE IS ICLOUD UNLOCKED.
 

Case 2: SIM-Unlocked

Model: iPhone 8 Plus 64GB Gold [A1897]
IMEI: ###############
Serial: ************
Find My iPhone: ON
iCloud Status: CLEAN
Carrier: Unlocked
SIM-Lock Status: UNLOCKED