Beijing Vrv Software Corpoaration Limited.

Any device whose MAC address begins with 08:58:A5 has a network interface built by Beijing Vrv Software Corpoaration Limited.. This prefix (the OUI, or Organizationally Unique Identifier) is assigned by the IEEE and is the first three octets of the address.

OUI prefix

08:58:A5

Organization

Beijing Vrv Software Corpoaration Limited.

Address

Room 1602, block C, Zhongguancun Science and technology development building, 34 Zhongguancun South Street Beijing Beijing CN 100000

Source

IEEE OUI registry

Have a full MAC address? Look it up— we'll also tell you if it's a randomized (private) address rather than a real manufacturer prefix.