00:40:4D TELECOMMUNICATIONS TECHNIQUES
Every MAC address from 00:40:4D:00:00:00 to 00:40:4D:FF:FF:FF belongs to a block the IEEE assigned to TELECOMMUNICATIONS TECHNIQUES. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:40:4D belongs to
Written 00:40:4D, 00-40-4D or 00404D, depending on the system. Look up a full address.
Prefix
00:40:4D
Organization
TELECOMMUNICATIONS TECHNIQUES
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:40:4D:00:00:00
Last address
00:40:4D:FF:FF:FF
Address type
Globally unique, unicast
Registered address
M/S GERMANTOWN MD US 20876