00:40:57 LOCKHEED - SANDERS
Every MAC address from 00:40:57:00:00:00 to 00:40:57:FF:FF:FF belongs to a block the IEEE assigned to LOCKHEED - SANDERS. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:40:57 belongs to
Written 00:40:57, 00-40-57 or 004057, depending on the system. Look up a full address.
Prefix
00:40:57
Organization
LOCKHEED - SANDERS
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:40:57:00:00:00
Last address
00:40:57:FF:FF:FF
Address type
Globally unique, unicast
Registered address
DANIEL WEBSTER HIGHWAY SOUTH NASHUA NH US 03061-0868