Which company owns MAC address prefix 08:58:A5?

MAC address prefix 08:58:A5 is registered to Beijing Vrv Software Corpoaration Limited. in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with 08:58:A5 has a network interface built by Beijing Vrv Software Corpoaration Limited..

What is the OUI 08:58:A5?

08:58:A5 is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to Beijing Vrv Software Corpoaration Limited.. It covers every address from 08:58:A5:00:00:00 to 08:58:A5:FF:FF:FF, or 16,777,216 addresses in total. It is also written 08-58-A5.

How do I find the manufacturer of a MAC address?

Take the first three octets of the address — in 08:58:A5:00:00:00 that is 08:58:A5 — and look that prefix up in the IEEE OUI registry. If the second-lowest bit of the first octet is set, the address is locally administered (a randomized or private MAC), which belongs to no manufacturer and will not resolve; modern phones and laptops use these by default on each network.

Where is Beijing Vrv Software Corpoaration Limited. located?

Beijing Vrv Software Corpoaration Limited. is listed at Room 1602, block C, Zhongguancun Science and technology development building, 34 Zhongguancun South Street Beijing Beijing CN 100000 in the IEEE OUI registry entry for 08:58:A5. This is the address the organization registered with the IEEE, which may differ from its current operating address.

Beijing Vrv Software Corpoaration Limited.

MAC address prefix 08:58:A5 is registered to Beijing Vrv Software Corpoaration Limited. in the IEEE OUI registry. 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 — it covers every MAC from 08:58:A5:00:00:00 to 08:58:A5:FF:FF:FF.

OUI prefix: 08:58:A5
Hyphen form: 08-58-A5
MAC range: 08:58:A5:00:00:00 – 08:58:A5:FF:FF:FF
Addresses in block: 16,777,216
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.

Assignment history (2)

The IEEE registry publishes current state only — this is the change record we've kept since we started tracking it daily.

2020-11-28Assigned to "Beijing Vrv Software Corpoaration Limited."
archived source →
2026-07-17Assigned to "Beijing Vrv Software Corpoaration Limited."

Nearby in the registry

The prefixes assigned immediately before and after 08:58:A5:

FAQ

Which company owns MAC address prefix 08:58:A5?: MAC address prefix 08:58:A5 is registered to Beijing Vrv Software Corpoaration Limited. in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with 08:58:A5 has a network interface built by Beijing Vrv Software Corpoaration Limited..
What is the OUI 08:58:A5?: 08:58:A5 is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to Beijing Vrv Software Corpoaration Limited.. It covers every address from 08:58:A5:00:00:00 to 08:58:A5:FF:FF:FF, or 16,777,216 addresses in total. It is also written 08-58-A5.
How do I find the manufacturer of a MAC address?: Take the first three octets of the address — in 08:58:A5:00:00:00 that is 08:58:A5 — and look that prefix up in the IEEE OUI registry. If the second-lowest bit of the first octet is set, the address is locally administered (a randomized or private MAC), which belongs to no manufacturer and will not resolve; modern phones and laptops use these by default on each network.
Where is Beijing Vrv Software Corpoaration Limited. located?: Beijing Vrv Software Corpoaration Limited. is listed at Room 1602, block C, Zhongguancun Science and technology development building, 34 Zhongguancun South Street Beijing Beijing CN 100000 in the IEEE OUI registry entry for 08:58:A5. This is the address the organization registered with the IEEE, which may differ from its current operating address.