50:19:11:B Sichuan Wanwu Zongheng Technology Co., Ltd.
Every MAC address from 50:19:11:B0:00:00 to 50:19:11:BF:FF:FF belongs to a block the IEEE assigned to Sichuan Wanwu Zongheng Technology Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 50:19:11:B belongs to
Written 50:19:11:B, 50-19-11-B or 501911B, depending on the system. Look up a full address.
Prefix
50:19:11:B/28
Organization
Sichuan Wanwu Zongheng Technology Co., Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
50:19:11:B0:00:00
Last address
50:19:11:BF:FF:FF
Address type
Globally unique, unicast
Registered address
No. 1, 7th Floor, Building 12, No. 1388, Middle Tianfu Avenue, Chengdu High-tech Zone, China (Sichuan) Pilot Free Trade Zone Chengdu Sichuan CN 610041
Parent block
Inside 50:19:11
This MA-M block is carved from the 24-bit block 50:19:11, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.