00:12:7A Sanyu Industry Co.,Ltd.
Every MAC address from 00:12:7A:00:00:00 to 00:12:7A:FF:FF:FF belongs to a block the IEEE assigned to Sanyu Industry Co.,Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:12:7A belongs to
Written 00:12:7A, 00-12-7A or 00127A, depending on the system. Look up a full address.
Prefix
00:12:7A
Organization
Sanyu Industry Co.,Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:12:7A:00:00:00
Last address
00:12:7A:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Midori-ku Hakusan1-11-11 Yokohama-shi Kanagawa-ken JP 226-0006