70:B3:D5:19:F Koizumi Lighting Technology Corp.
Every MAC address from 70:B3:D5:19:F0:00 to 70:B3:D5:19:FF:FF belongs to a block the IEEE assigned to Koizumi Lighting Technology Corp.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 70:B3:D5:19:F belongs to
Written 70:B3:D5:19:F, 70-B3-D5-19-F or 70B3D519F, depending on the system. Look up a full address.
Prefix
70:B3:D5:19:F/36
Organization
Koizumi Lighting Technology Corp.
Registry
MA-S (36 bits)
Addresses
4,096
First address
70:B3:D5:19:F0:00
Last address
70:B3:D5:19:FF:FF
Address type
Globally unique, unicast
Registered address
3-5-2-Chome Higashinakamoto,Higashinari-ku,Osaka JP 537-0021
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 Koizumi Lighting Technology Corp.
1 more block registered under the same name.