00:01:1D Centillium Communications
Every MAC address from 00:01:1D:00:00:00 to 00:01:1D:FF:FF:FF belongs to a block the IEEE assigned to Centillium Communications. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:01:1D belongs to
Written 00:01:1D, 00-01-1D or 00011D, depending on the system. Look up a full address.
Prefix
00:01:1D
Organization
Centillium Communications
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:01:1D:00:00:00
Last address
00:01:1D:FF:FF:FF
Address type
Globally unique, unicast
Registered address
47211 Lakeview Blvd. Fremont CA US 94538