00:21:B7 LEXMARK INTERNATIONAL, INC.
Every MAC address from 00:21:B7:00:00:00 to 00:21:B7:FF:FF:FF belongs to a block the IEEE assigned to LEXMARK INTERNATIONAL, INC.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:21:B7 belongs to
Written 00:21:B7, 00-21-B7 or 0021B7, depending on the system. Look up a full address.
Prefix
00:21:B7
Organization
LEXMARK INTERNATIONAL, INC.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:21:B7:00:00:00
Last address
00:21:B7:FF:FF:FF
Address type
Globally unique, unicast
Registered address
740 West New Circle Road Lexington KY US 40550