Who owns MAC prefix 004013?

004013 is registered to NTT DATA COMM. SYSTEMS CORP. in the IEEE MA-L registry.

What devices use 004013?

Any network device with a MAC address starting 00:40:13 was manufactured by or for NTT DATA COMM. SYSTEMS CORP..

MA-L · OUI prefix

NTT DATA COMM. SYSTEMS CORP.

Any MAC address starting 00:40:13 is registered to NTT DATA COMM. SYSTEMS CORP. in JP.

OUI prefix	004013
Vendor	NTT DATA COMM. SYSTEMS CORP.
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	00:40:13:00:00:00

What this means

The IEEE assigned the MA-L block 004013 to NTT DATA COMM. SYSTEMS CORP.. 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 00:40:13, it is NTT DATA COMM. SYSTEMS CORP. hardware.

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