00:40:31 KOKUSAI DENKI Electric Inc.
Every MAC address from 00:40:31:00:00:00 to 00:40:31:FF:FF:FF belongs to a block the IEEE assigned to KOKUSAI DENKI Electric Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:40:31 belongs to
Written 00:40:31, 00-40-31 or 004031, depending on the system. Look up a full address.
Prefix
00:40:31
Organization
KOKUSAI DENKI Electric Inc.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:40:31:00:00:00
Last address
00:40:31:FF:FF:FF
Address type
Globally unique, unicast
Registered address
32 Miyuki-cho Kodaira-shi Tokyo JP 00000
Same organization
Other blocks assigned to KOKUSAI DENKI Electric Inc.
1 more block registered under the same name.