00:1B:C5:0B:9 Denki Kogyo Company, Limited
Every MAC address from 00:1B:C5:0B:90:00 to 00:1B:C5:0B:9F:FF belongs to a block the IEEE assigned to Denki Kogyo Company, Limited. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:1B:C5:0B:9 belongs to
Written 00:1B:C5:0B:9, 00-1B-C5-0B-9 or 001BC50B9, depending on the system. Look up a full address.
Prefix
00:1B:C5:0B:9/36
Organization
Denki Kogyo Company, Limited
Registry
MA-S (36 bits)
Addresses
4,096
First address
00:1B:C5:0B:90:00
Last address
00:1B:C5:0B:9F:FF
Address type
Globally unique, unicast
Registered address
13-4 Satsuki-cho Kanuma-shi Tochigi JP 3220014
Parent block
Inside 00:1B:C5
This MA-S block is carved from the 24-bit block 00:1B:C5, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.