ResearchIEEE MA-L, MA-M & MA-S · refreshed daily

70:B3:D5:B7:6 ATL-SD

Every MAC address from 70:B3:D5:B7:60:00 to 70:B3:D5:B7:6F:FF belongs to a block the IEEE assigned to ATL-SD. Network cards, phones and other devices it makes carry addresses from here.

Who 70:B3:D5:B7:6 belongs to

Written 70:B3:D5:B7:6, 70-B3-D5-B7-6 or 70B3D5B76, depending on the system. Look up a full address.

Prefix
70:B3:D5:B7:6/36
Organization
ATL-SD
Registry
MA-S (36 bits)
Addresses
4,096
First address
70:B3:D5:B7:60:00
Last address
70:B3:D5:B7:6F:FF
Address type
Globally unique, unicast
Registered address
Ogawacho 1-1034-11 Kodaira Tokyo JP 187-0032

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.