50:DE:19:7 Tianjin Natianal Health Technology Co.,Ltd
Every MAC address from 50:DE:19:70:00:00 to 50:DE:19:7F:FF:FF belongs to a block the IEEE assigned to Tianjin Natianal Health Technology Co.,Ltd. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 50:DE:19:7 belongs to
Written 50:DE:19:7, 50-DE-19-7 or 50DE197, depending on the system. Look up a full address.
Prefix
50:DE:19:7/28
Organization
Tianjin Natianal Health Technology Co.,Ltd
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
50:DE:19:70:00:00
Last address
50:DE:19:7F:FF:FF
Address type
Globally unique, unicast
Registered address
Room 2-6, No.8, Haitai development fifth Road, Huayuan industrial Zone , Binhai high-tech District Tianjin Tianjin CN 300450
Parent block
Inside 50:DE:19
This MA-M block is carved from the 24-bit block 50:DE:19, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.