1C:A0:EF:1 Wisnu and Supak Co.,Ltd.
Every MAC address from 1C:A0:EF:10:00:00 to 1C:A0:EF:1F:FF:FF belongs to a block the IEEE assigned to Wisnu and Supak Co.,Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 1C:A0:EF:1 belongs to
Written 1C:A0:EF:1, 1C-A0-EF-1 or 1CA0EF1, depending on the system. Look up a full address.
Prefix
1C:A0:EF:1/28
Organization
Wisnu and Supak Co.,Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
1C:A0:EF:10:00:00
Last address
1C:A0:EF:1F:FF:FF
Address type
Globally unique, unicast
Registered address
102/111-112 Mooban Sinpattanatanee,, Tessabansongkroh Road., Ladyao, Jatujak, Jatujak Bangkok Metropolis TH 10900
Parent block
Inside 1C:A0:EF
This MA-M block is carved from the 24-bit block 1C:A0:EF, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.