70:B3:D5:5A:5 Rehwork GmbH
Every MAC address from 70:B3:D5:5A:50:00 to 70:B3:D5:5A:5F:FF belongs to a block the IEEE assigned to Rehwork GmbH. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:B3:D5:5A:5 belongs to
Written 70:B3:D5:5A:5, 70-B3-D5-5A-5 or 70B3D55A5, depending on the system. Look up a full address.
Prefix
70:B3:D5:5A:5/36
Organization
Rehwork GmbH
Registry
MA-S (36 bits)
Addresses
4,096
First address
70:B3:D5:5A:50:00
Last address
70:B3:D5:5A:5F:FF
Address type
Globally unique, unicast
Registered address
Ivo-Hauptmann-Ring 14 Hamburg DE 22159
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.