78:5E:E8:1 RIKEN KEIKI NARA MFG. Co., Ltd.
Every MAC address from 78:5E:E8:10:00:00 to 78:5E:E8:1F:FF:FF belongs to a block the IEEE assigned to RIKEN KEIKI NARA MFG. Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 78:5E:E8:1 belongs to
Written 78:5E:E8:1, 78-5E-E8-1 or 785EE81, depending on the system. Look up a full address.
Prefix
78:5E:E8:1/28
Organization
RIKEN KEIKI NARA MFG. Co., Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
78:5E:E8:10:00:00
Last address
78:5E:E8:1F:FF:FF
Address type
Globally unique, unicast
Registered address
49-1 Abe Sakurai city JP 633-0054
Parent block
Inside 78:5E:E8
This MA-M block is carved from the 24-bit block 78:5E:E8, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.