AVM Audiovisuelles Marketing und Computersysteme GmbH
MAC address prefix 0C:72:74 is registered to AVM Audiovisuelles Marketing und Computersysteme GmbH in the IEEE OUI registry. Any device whose MAC address begins with 0C:72:74 has a network interface built by AVM Audiovisuelles Marketing und Computersysteme GmbH. 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 0C:72:74:00:00:00 to 0C:72:74:FF:FF:FF.
- OUI prefix
- 0C:72:74
- Hyphen form
- 0C-72-74
- MAC range
- 0C:72:74:00:00:00 – 0C:72:74:FF:FF:FF
- Addresses in block
- 16,777,216
- Organization
- AVM Audiovisuelles Marketing und Computersysteme GmbH
- Address
- Alt-Moabit 95 Berlin Berlin DE 10559
- 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.
Other prefixes from AVM Audiovisuelles Marketing und Computersysteme GmbH
AVM Audiovisuelles Marketing und Computersysteme GmbH holds 32 OUI prefixes in total. A device with this exact prefix could just as well carry any of these:
Assignment history (2)
The IEEE registry publishes current state only — this is the change record we've kept since we started tracking it daily.
- 2023-07-11Assigned to "AVM Audiovisuelles Marketing und Computersysteme GmbH"archived source →
- 2026-07-17Assigned to "AVM Audiovisuelles Marketing und Computersysteme GmbH"
Nearby in the registry
The prefixes assigned immediately before and after 0C:72:74:
- Sony Interactive Entertainment Inc.0C:70:43
- HUAWEI TECHNOLOGIES CO.,LTD0C:70:4A
- Samsung Electronics Co.,Ltd0C:71:5D
- Motorola Mobility LLC, a Lenovo Company0C:71:65
- TCT mobile ltd0C:71:8C
- TP-LINK TECHNOLOGIES CO.,LTD.0C:72:2C
- zte corporation0C:72:D9
- Sercomm Corporation.0C:73:29
- Dongguan Haimai Electronie Technology Co.,Ltd0C:73:BE
- IEEE Registration Authority0C:73:EB
- Fiberhome Telecommunication Technologies Co.,LTD0C:74:74
- Apple, Inc.0C:74:C2
FAQ
- Which company owns MAC address prefix 0C:72:74?
- MAC address prefix 0C:72:74 is registered to AVM Audiovisuelles Marketing und Computersysteme GmbH in the IEEE Organizationally Unique Identifier (OUI) registry. Any device whose MAC address begins with 0C:72:74 has a network interface built by AVM Audiovisuelles Marketing und Computersysteme GmbH.
- What is the OUI 0C:72:74?
- 0C:72:74 is an Organizationally Unique Identifier — the first three octets (24 bits) of a MAC address, assigned by the IEEE to AVM Audiovisuelles Marketing und Computersysteme GmbH. It covers every address from 0C:72:74:00:00:00 to 0C:72:74:FF:FF:FF, or 16,777,216 addresses in total. It is also written 0C-72-74.
- How do I find the manufacturer of a MAC address?
- Take the first three octets of the address — in 0C:72:74:00:00:00 that is 0C:72:74 — 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 AVM Audiovisuelles Marketing und Computersysteme GmbH located?
- AVM Audiovisuelles Marketing und Computersysteme GmbH is listed at Alt-Moabit 95 Berlin Berlin DE 10559 in the IEEE OUI registry entry for 0C:72:74. This is the address the organization registered with the IEEE, which may differ from its current operating address.
- How many MAC prefixes does AVM Audiovisuelles Marketing und Computersysteme GmbH own?
- AVM Audiovisuelles Marketing und Computersysteme GmbH holds 32 OUI prefixes in the IEEE registry, of which 0C:72:74 is one. A device made by AVM Audiovisuelles Marketing und Computersysteme GmbH could carry a MAC address from any of them.