54:9A:11:D Hangzhou duotin Technology Co., Ltd.
Every MAC address from 54:9A:11:D0:00:00 to 54:9A:11:DF:FF:FF belongs to a block the IEEE assigned to Hangzhou duotin Technology Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 54:9A:11:D belongs to
Written 54:9A:11:D, 54-9A-11-D or 549A11D, depending on the system. Look up a full address.
Prefix
54:9A:11:D/28
Organization
Hangzhou duotin Technology Co., Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
54:9A:11:D0:00:00
Last address
54:9A:11:DF:FF:FF
Address type
Globally unique, unicast
Registered address
Haichuang Garden of Hangzhou city Yuhang District 4 Building 407B hangzhou Zhejiang CN 311100
Parent block
Inside 54:9A:11
This MA-M block is carved from the 24-bit block 54:9A:11, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.