80:7D:1B Neosystem Co. Ltd.
Every MAC address from 80:7D:1B:00:00:00 to 80:7D:1B:FF:FF:FF belongs to a block the IEEE assigned to Neosystem Co. Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 80:7D:1B belongs to
Written 80:7D:1B, 80-7D-1B or 807D1B, depending on the system. Look up a full address.
Prefix
80:7D:1B
Organization
Neosystem Co. Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
80:7D:1B:00:00:00
Last address
80:7D:1B:FF:FF:FF
Address type
Globally unique, unicast
Registered address
4-19-12 Takao Dazaifu-shi Fukuoka JP 818-0122