EC:74:CD:C Smart Data (Shenzhen) Intelligent System Co., Ltd.
Every MAC address from EC:74:CD:C0:00:00 to EC:74:CD:CF:FF:FF belongs to a block the IEEE assigned to Smart Data (Shenzhen) Intelligent System Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who EC:74:CD:C belongs to
Written EC:74:CD:C, EC-74-CD-C or EC74CDC, depending on the system. Look up a full address.
Prefix
EC:74:CD:C/28
Organization
Smart Data (Shenzhen) Intelligent System Co., Ltd.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
EC:74:CD:C0:00:00
Last address
EC:74:CD:CF:FF:FF
Address type
Globally unique, unicast
Registered address
Unit 201-26, Luohu Business Center, No. 2028 Shennan East Road, Chengdong Community, Dongmen Street, Luohu District, Shenzhen Shenzhen CN 518001
Parent block
Inside EC:74:CD
This MA-M block is carved from the 24-bit block EC:74:CD, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.
Same organization
Other blocks assigned to Smart Data (Shenzhen) Intelligent System Co., Ltd.
2 more blocks registered under the same name.