70:B3:D5:31:F Elcoma
Every MAC address from 70:B3:D5:31:F0:00 to 70:B3:D5:31:FF:FF belongs to a block the IEEE assigned to Elcoma. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:B3:D5:31:F belongs to
Written 70:B3:D5:31:F, 70-B3-D5-31-F or 70B3D531F, depending on the system. Look up a full address.
Prefix
70:B3:D5:31:F/36
Organization
Elcoma
Registry
MA-S (36 bits)
Addresses
4,096
First address
70:B3:D5:31:F0:00
Last address
70:B3:D5:31:FF:FF
Address type
Globally unique, unicast
Registered address
Rua Barbosa Lima, 149 Recife Pernambuco BR 50030-330
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.
Same organization
Other blocks assigned to Elcoma
1 more block registered under the same name.