MAC Address Lookup

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

OCEAN OFFICE AUTOMATION LTD.

OUI prefix: 00:40:D8

Address:

4TH & 5TH FLOOR
KADER BLDG.
HONG KONG
HK.

Assignment Type MA-L

Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

Last updated: 17 November 2015

Initial registration: 22 April 1998