1C:3D:E7 Sigma Koki Co.,Ltd.
Every MAC address from 1C:3D:E7:00:00:00 to 1C:3D:E7:FF:FF:FF belongs to a block the IEEE assigned to Sigma Koki Co.,Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 1C:3D:E7 belongs to
Written 1C:3D:E7, 1C-3D-E7 or 1C3DE7, depending on the system. Look up a full address.
Prefix
1C:3D:E7
Organization
Sigma Koki Co.,Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
1C:3D:E7:00:00:00
Last address
1C:3D:E7:FF:FF:FF
Address type
Globally unique, unicast
Registered address
1-19-9 Midori Sumida-ku Tokyo JP 130-0021