SHENZHEN GONGJIN ELECTRONICS CO.,LT

MA-L

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

Prefix2C:AB:25:00:00:00 /24

Vendor addressB116,B118,A211-A213,B201-B213,A311-A313,B411-413,BF08-09 Nanshan Medical Instrument Industry Park, Shenzhen Guangdong CN 518067

Country🇨🇳 China

RegisteredJun 23, 2012

Block range2C:AB:25:00:00:00– 2C:AB:25: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

Jun 23, 2012 – Apr 1, 2017 Shenzhen Gongjin Electronics Co.,Ltd name changedaddress changed
Apr 1, 2017 – present SHENZHEN GONGJIN ELECTRONICS CO.,LT

Example addresses in this block

2C:AB:25:00:00:00 2C:AB:25:7F:FF:FF 2C:AB:25:FF:FF:FF

Where this block sits

SHENZHEN GONGJIN ELECTRONICS CO.,LT holds 24 registered blocks in the IEEE registry, ranking #148 of 33,427 organizations by block count.

Other blocks registered to SHENZHEN GONGJIN ELECTRONICS CO.,LT

00:07:26:00:00:00 /24 MA-L 00:1F:A4:00:00:00 /24 MA-L 18:C5:01:00:00:00 /24 MA-L 1C:A5:32:00:00:00 /24 MA-L 30:DF:8D:00:00:00 /24 MA-L 38:E5:95:00:00:00 /24 MA-L 50:DB:3F:00:00:00 /24 MA-L 68:D4:82:00:00:00 /24 MA-L 80:3E:48:00:00:00 /24 MA-L 80:54:6A:00:00:00 /24 MA-L 84:C9:C6:00:00:00 /24 MA-L 94:FB:B2:00:00:00 /24 MA-L