00:40:1D INVISIBLE SOFTWARE, INC.
Every MAC address from 00:40:1D:00:00:00 to 00:40:1D:FF:FF:FF belongs to a block the IEEE assigned to INVISIBLE SOFTWARE, INC.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:40:1D belongs to
Written 00:40:1D, 00-40-1D or 00401D, depending on the system. Look up a full address.
Prefix
00:40:1D
Organization
INVISIBLE SOFTWARE, INC.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:40:1D:00:00:00
Last address
00:40:1D:FF:FF:FF
Address type
Globally unique, unicast
Registered address
1142 CHESS DRIVE FOSTER CITY CA US 94404