A8:3F:A1:A Shanghai East China Computer Co., Ltd
Every MAC address from A8:3F:A1:A0:00:00 to A8:3F:A1:AF:FF:FF belongs to a block the IEEE assigned to Shanghai East China Computer Co., Ltd. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who A8:3F:A1:A belongs to
Written A8:3F:A1:A, A8-3F-A1-A or A83FA1A, depending on the system. Look up a full address.
Prefix
A8:3F:A1:A/28
Organization
Shanghai East China Computer Co., Ltd
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
A8:3F:A1:A0:00:00
Last address
A8:3F:A1:AF:FF:FF
Address type
Globally unique, unicast
Registered address
27/F Tower B, No.391 Guiping Rd Shanghai Shanghai CN 200233
Parent block
Inside A8:3F:A1
This MA-M block is carved from the 24-bit block A8:3F:A1, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.