MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Holtek Semiconductor Inc.
OUI: 04:AC:44
Range: 04:AC:44:00:00:00 - 04:AC:44:FF:FF:FF
Block Size: 16777215 (16.77 M)
Universally administered addresses (UAA): the address
is uniquely assigned by its manufacturer.
Type of transmission: Unicast
Wireshark:
HoltekSemico
Holtek Semiconductor Inc.