MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address


OUI prefix: 70:B3:D5:5C:6

Vendor name: C4I Systems Ltd


Unit 1Twyford Court
Hereford Herefordshire HR2 6JR

Assignment Type MA-S

Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)

Initial registration: 03 March 2020

MAC Address Vendor Country GB map