70:B3:D5:A4:5 Viper Innovations Ltd
Every MAC address from 70:B3:D5:A4:50:00 to 70:B3:D5:A4:5F:FF belongs to a block the IEEE assigned to Viper Innovations Ltd. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:B3:D5:A4:5 belongs to
Written 70:B3:D5:A4:5, 70-B3-D5-A4-5 or 70B3D5A45, depending on the system. Look up a full address.
Prefix
70:B3:D5:A4:5/36
Organization
Viper Innovations Ltd
Registry
MA-S (36 bits)
Addresses
4,096
First address
70:B3:D5:A4:50:00
Last address
70:B3:D5:A4:5F:FF
Address type
Globally unique, unicast
Registered address
45 Martingale Way Bristol GB BS20 7AW
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.