What devices use 001911?

Any network device with a MAC address starting 00:19:11 was manufactured by or for Just In Mobile Information Technologies (Shanghai) Co., Ltd..

MA-L · OUI prefix

Just In Mobile Information Technologies (Shanghai) Co., Ltd.

Q: Who owns MAC prefix 001911?

001911 is registered to Just In Mobile Information Technologies (Shanghai) Co., Ltd. in the IEEE MA-L registry.

Any MAC address starting 00:19:11 is registered to Just In Mobile Information Technologies (Shanghai) Co., Ltd. in CN.

OUI prefix	001911
Vendor	Just In Mobile Information Technologies (Shanghai) Co., Ltd.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	00:19:11:00:00:00

What this means

The IEEE assigned the MA-L block 001911 to Just In Mobile Information Technologies (Shanghai) Co., 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 00:19:11, it is Just In Mobile Information Technologies (Shanghai) Co., Ltd. hardware.

Look up another MAC