1C:21:D1:D Liscotech System Co., Ltd.
Every MAC address from 1C:21:D1:D0:00:00 to 1C:21:D1:DF:FF:FF belongs to a block the IEEE assigned to Liscotech System Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 1C:21:D1:D belongs to
Written 1C:21:D1:D, 1C-21-D1-D or 1C21D1D, depending on the system. Look up a full address.
Prefix
1C:21:D1:D/28
Organization
Liscotech System Co., Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
1C:21:D1:D0:00:00
Last address
1C:21:D1:DF:FF:FF
Address type
Globally unique, unicast
Registered address
4F. No. 342 Sec.4 Chenggong Rd. Neihu Dist. Taipei TW TW 11458
Parent block
Inside 1C:21:D1
This MA-M block is carved from the 24-bit block 1C:21:D1, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.