Who owns MAC prefix 001900?

001900 is registered to Intelliverese - DBA Voicecom in the IEEE MA-L registry.

What devices use 001900?

Any network device with a MAC address starting 00:19:00 was manufactured by or for Intelliverese - DBA Voicecom.

MA-L · OUI prefix

Intelliverese - DBA Voicecom

Any MAC address starting 00:19:00 is registered to Intelliverese - DBA Voicecom in US.

OUI prefix	001900
Vendor	Intelliverese - DBA Voicecom
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:19:00:00:00:00

What this means

The IEEE assigned the MA-L block 001900 to Intelliverese - DBA Voicecom. 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 00:19:00, it is Intelliverese - DBA Voicecom hardware.

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