EC:A7:B1:C Hiromokuten Co.,Ltd.
Every MAC address from EC:A7:B1:C0:00:00 to EC:A7:B1:CF:FF:FF belongs to a block the IEEE assigned to Hiromokuten Co.,Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who EC:A7:B1:C belongs to
Written EC:A7:B1:C, EC-A7-B1-C or ECA7B1C, depending on the system. Look up a full address.
Prefix
EC:A7:B1:C/28
Organization
Hiromokuten Co.,Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
EC:A7:B1:C0:00:00
Last address
EC:A7:B1:CF:FF:FF
Address type
Globally unique, unicast
Registered address
7th floor N&E BLD, 1-12-4 Ginza, Chuo-ku, Tokyo 104-0061 Tokyo JP 104-0061
Parent block
Inside EC:A7:B1
This MA-M block is carved from the 24-bit block EC:A7:B1, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.