nun nachgeschaut:
[HKEY_LOCAL_MACHINE\SOFTWARE\Brother\Brother MFL-Pro\BrMfInfo\MFC-J6520DW LAN]
...
"StorDevName"="Brother MFC-J6520DW"
"Interface"="LAN"
"PrinterPort"="BRN30055CCAD232"
"Com"=dword:00000000
"LPTPID"=""
"USBPID"=""
"IpAddress"="172.25.0.26"
"NodeName"="BRN30055CCAD232"
...