Who owns MAC prefix D428D5?

D428D5 is registered to TCT mobile ltd in the IEEE MA-L registry.

What devices use D428D5?

Any network device with a MAC address starting D4:28:D5 was manufactured by or for TCT mobile ltd.

MA-L · OUI prefix

TCT mobile ltd

Any MAC address starting D4:28:D5 is registered to TCT mobile ltd in CN.

OUI prefix	D428D5
Vendor	TCT mobile ltd
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	D4:28:D5:00:00:00

What this means

The IEEE assigned the MA-L block D428D5 to TCT mobile ltd. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting D4:28:D5, it is TCT mobile ltd hardware.

Other TCT mobile ltd prefixes

TCT mobile ltd holds 51 registered blocks in total.

0C718C 0CBD51 18E3BC 1CCB99 20A90E 240A11 240DC2 289AFA 28BE03 2C532B 3CCB7C 3CEF42 all 51 »

Look up another MAC