00:1D:4B Grid Connect Inc.
Every MAC address from 00:1D:4B:00:00:00 to 00:1D:4B:FF:FF:FF belongs to a block the IEEE assigned to Grid Connect Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:1D:4B belongs to
Written 00:1D:4B, 00-1D-4B or 001D4B, depending on the system. Look up a full address.
Prefix
00:1D:4B
Organization
Grid Connect Inc.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:1D:4B:00:00:00
Last address
00:1D:4B:FF:FF:FF
Address type
Globally unique, unicast
Registered address
1630 W. Diehl Rd Naperville IL US 60563