macadress

Sercomm Corporation.

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:C0:02:00:00:00 /24
Vendor address3F,No.81,Yu-Yih Rd.,Chu-Nan Chen Miao-Lih Hsuan TW 115
Country🇹🇼  Taiwan
RegisteredApr 22, 1998
Block range00:C0:02:00:00:00– 00:C0:02: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

  1. Apr 22, 1998 – Feb 15, 2018 SERCOMM CORPORATION name changedaddress changed
  2. Feb 15, 2018 – present Sercomm Corporation.

Example addresses in this block

00:C0:02:00:00:00 00:C0:02:7F:FF:FF 00:C0:02:FF:FF:FF

Where this block sits

Previous 00:C0:01:00:00:00 /24 DIATEK PATIENT MANAGMENT Next 00:C0:03:00:00:00 /24 GLOBALNET COMMUNICATIONS

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

Sercomm Corporation. holds 32 registered blocks in the IEEE registry, ranking #110 of 33,427 organizations by block count.

Other blocks registered to Sercomm Corporation.

00:0E:8F:00:00:00 /24 MA-L 0C:73:29:00:00:00 /24 MA-L 10:50:72:00:00:00 /24 MA-L 14:2E:5E:00:00:00 /24 MA-L 38:02:DE:00:00:00 /24 MA-L 3C:62:F0:00:00:00 /24 MA-L 3C:98:72:00:00:00 /24 MA-L 60:CE:86:00:00:00 /24 MA-L 74:9D:79:00:00:00 /24 MA-L 78:81:02:00:00:00 /24 MA-L 78:94:B4:00:00:00 /24 MA-L 94:4A:0C:00:00:00 /24 MA-L