70:B3:D5:BE:C Tokyo Communication Equipment MFG Co.,ltd.
Every MAC address from 70:B3:D5:BE:C0:00 to 70:B3:D5:BE:CF:FF belongs to a block the IEEE assigned to Tokyo Communication Equipment MFG Co.,ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:B3:D5:BE:C belongs to
Written 70:B3:D5:BE:C, 70-B3-D5-BE-C or 70B3D5BEC, depending on the system. Look up a full address.
Prefix
70:B3:D5:BE:C/36
Organization
Tokyo Communication Equipment MFG Co.,ltd.
Registry
MA-S (36 bits)
Addresses
4,096
First address
70:B3:D5:BE:C0:00
Last address
70:B3:D5:BE:CF:FF
Address type
Globally unique, unicast
Registered address
3-8-13 Minato-ku Tokyo JP 1080074
Parent block
Inside 70:B3:D5
This MA-S block is carved from the 24-bit block 70:B3:D5, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.