macadress

Sony Corporation

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:1B:59:00:00:00 /24
Vendor address4-12-3 Higashi – Shinagawa Shinagawa-ku Tokyo JP 140-0002
Country🇯🇵  Japan
RegisteredFeb 9, 2007
Block range00:1B:59:00:00:00– 00:1B:59: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. Feb 9, 2007 – Oct 30, 2015 Sony Ericsson Mobile Communications AB name changed
  2. Oct 30, 2015 – Mar 13, 2018 Sony Mobile Communications AB name changed
  3. Mar 13, 2018 – Apr 15, 2021 Sony Mobile Communications Inc name changed
  4. Apr 15, 2021 – present Sony Corporation

Example addresses in this block

00:1B:59:00:00:00 00:1B:59:7F:FF:FF 00:1B:59:FF:FF:FF

Where this block sits

Previous 00:1B:58:00:00:00 /24 ACE CAD Enterprise Co., Ltd. Next 00:1B:5A:00:00:00 /24 Apollo Imaging Technologies, Inc.

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

Sony Corporation holds 86 registered blocks in the IEEE registry, ranking #41 of 33,427 organizations by block count.

Other blocks registered to Sony Corporation

00:01:4A:00:00:00 /24 MA-L 00:0A:D9:00:00:00 /24 MA-L 00:0E:07:00:00:00 /24 MA-L 00:0F:DE:00:00:00 /24 MA-L 00:12:EE:00:00:00 /24 MA-L 00:13:A9:00:00:00 /24 MA-L 00:16:20:00:00:00 /24 MA-L 00:16:B8:00:00:00 /24 MA-L 00:18:13:00:00:00 /24 MA-L 00:19:63:00:00:00 /24 MA-L 00:1A:75:00:00:00 /24 MA-L 00:1A:80:00:00:00 /24 MA-L