C4:19:D1 Telink Semiconductor (Shanghai) Co., Ltd.
Every MAC address from C4:19:D1:00:00:00 to C4:19:D1:FF:FF:FF belongs to a block the IEEE assigned to Telink Semiconductor (Shanghai) Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who C4:19:D1 belongs to
Written C4:19:D1, C4-19-D1 or C419D1, depending on the system. Look up a full address.
Prefix
C4:19:D1
Organization
Telink Semiconductor (Shanghai) Co., Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
C4:19:D1:00:00:00
Last address
C4:19:D1:FF:FF:FF
Address type
Globally unique, unicast
Registered address
No. 1500 Zuchongzhi Rd, Building #3 Shanghai CN 201203