00:11:4D Atsumi Electric Co.,LTD.
Every MAC address from 00:11:4D:00:00:00 to 00:11:4D:FF:FF:FF belongs to a block the IEEE assigned to Atsumi Electric Co.,LTD.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:11:4D belongs to
Written 00:11:4D, 00-11-4D or 00114D, depending on the system. Look up a full address.
Prefix
00:11:4D
Organization
Atsumi Electric Co.,LTD.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:11:4D:00:00:00
Last address
00:11:4D:FF:FF:FF
Address type
Globally unique, unicast
Registered address
4-2-2 Shin-Miyakoda, Kita-ku Hamamatsu Shizuoka JP 431-2103