38:3A:21:7 Chengdu Krosslan Technology Inc.
Every MAC address from 38:3A:21:70:00:00 to 38:3A:21:7F:FF:FF belongs to a block the IEEE assigned to Chengdu Krosslan Technology Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 38:3A:21:7 belongs to
Written 38:3A:21:7, 38-3A-21-7 or 383A217, depending on the system. Look up a full address.
Prefix
38:3A:21:7/28
Organization
Chengdu Krosslan Technology Inc.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
38:3A:21:70:00:00
Last address
38:3A:21:7F:FF:FF
Address type
Globally unique, unicast
Registered address
4F,Tower B, Rennan Mansion, No.5 Section 3, 2nd Ring Road South Chengdu Sichuan CN 610041
Parent block
Inside 38:3A:21
This MA-M block is carved from the 24-bit block 38:3A:21, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.