HUAWEI TECHNOLOGIES CO.,LTD

MA-L

MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.

Prefix0C:37:DC:00:00:00 /24

Vendor addressBuilding 17,Nangang Industrial Park, Tangtou 3nd Industrial Estate,Shiyan Baoan District Shenzhen Guangdong CN 518057

Country🇨🇳 China

RegisteredMay 17, 2011

Block range0C:37:DC:00:00:00– 0C:37:DC:FF:FF:FF

Address capacity16,777,216

AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority

TransmissionUnicast: addressed to a single device

SourceIEEE Registration Authority

Address capacity is the size of this registered block, not a count of devices actually manufactured or online. Registration identifies the organization holding the block, not a specific device model or unit.

Curious how a prefix like this turns into a full address? See how MAC addresses are structured →

Ownership timeline

May 17, 2011 – Sep 1, 2015 Huawei Technologies Co., Ltd name changedaddress changed
Sep 1, 2015 – present HUAWEI TECHNOLOGIES CO.,LTD

Dates show when a change became public in the IEEE registry. How we track ownership history →

Example addresses in this block

0C:37:DC:00:00:00 0C:37:DC:7F:FF:FF 0C:37:DC:FF:FF:FF

Where this block sits

HUAWEI TECHNOLOGIES CO.,LTD holds 1,418 registered blocks in the IEEE registry, ranking #2 of 33,498 organizations by block count.

Other blocks registered to HUAWEI TECHNOLOGIES CO.,LTD

00:18:82:00:00:00 /24 MA-L 00:1E:10:00:00:00 /24 MA-L 00:25:68:00:00:00 /24 MA-L 00:25:9E:00:00:00 /24 MA-L 00:2E:C7:00:00:00 /24 MA-L 00:34:FE:00:00:00 /24 MA-L 00:46:4B:00:00:00 /24 MA-L 00:4F:1A:00:00:00 /24 MA-L 00:5A:13:00:00:00 /24 MA-L 00:61:51:00:00:00 /24 MA-L 00:66:4B:00:00:00 /24 MA-L 00:6B:6F:00:00:00 /24 MA-L