54:91:AF:5 Shenzhen IDSTE Information Technology Co., LTD
Every MAC address from 54:91:AF:50:00:00 to 54:91:AF:5F:FF:FF belongs to a block the IEEE assigned to Shenzhen IDSTE Information Technology Co., LTD. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 54:91:AF:5 belongs to
Written 54:91:AF:5, 54-91-AF-5 or 5491AF5, depending on the system. Look up a full address.
Prefix
54:91:AF:5/28
Organization
Shenzhen IDSTE Information Technology Co., LTD
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
54:91:AF:50:00:00
Last address
54:91:AF:5F:FF:FF
Address type
Globally unique, unicast
Registered address
Room 702, Building 1, JEJA Science park, Li Langping Li Avenue, Nanwan Street, Longgang District, Shenzhen Shenzhen CN 518000
Parent block
Inside 54:91:AF
This MA-M block is carved from the 24-bit block 54:91:AF, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.