00:80:91 TOKYO ELECTRIC CO.,LTD
Every MAC address from 00:80:91:00:00:00 to 00:80:91:FF:FF:FF belongs to a block the IEEE assigned to TOKYO ELECTRIC CO.,LTD. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:80:91 belongs to
Written 00:80:91, 00-80-91 or 008091, depending on the system. Look up a full address.
Prefix
00:80:91
Organization
TOKYO ELECTRIC CO.,LTD
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:80:91:00:00:00
Last address
00:80:91:FF:FF:FF
Address type
Globally unique, unicast
Registered address
10-14 UCHIKANDA TOKYO JAPAN JP 101