00:0D:3D Hammerhead Systems, Inc.
Every MAC address from 00:0D:3D:00:00:00 to 00:0D:3D:FF:FF:FF belongs to a block the IEEE assigned to Hammerhead Systems, Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:0D:3D belongs to
Written 00:0D:3D, 00-0D-3D or 000D3D, depending on the system. Look up a full address.
Prefix
00:0D:3D
Organization
Hammerhead Systems, Inc.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:0D:3D:00:00:00
Last address
00:0D:3D:FF:FF:FF
Address type
Globally unique, unicast
Registered address
640 Clyde Court Mountain View California US 94043