macadress

SPEEDTECH CORP.

MA-M
MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix2C:69:1D:40:00:00 /28
Vendor addressNo. 568, Sec. 1, Minsheng N. Rd., Guishan Dist., Taoyuan City 338, Taiwan Taoyuan TW 338
Country🇹🇼  Taiwan
RegisteredMay 22, 2022
Block range2C:69:1D:40:00:00– 2C:69:1D:4F:FF:FF
Address capacity1,048,576
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. May 22, 2022 – Nov 12, 2024 SPEEDTECH CORP. name changed
  2. Nov 12, 2024 – Jan 14, 2025 SPEEDTECH CORP. JIO name changed
  3. Jan 14, 2025 – present SPEEDTECH CORP.

Example addresses in this block

2C:69:1D:40:00:00 2C:69:1D:47:FF:FF 2C:69:1D:4F:FF:FF

Where this block sits

Previous 2C:69:1D:30:00:00 /28 Sunsa, Inc Next 2C:69:1D:50:00:00 /28 LG Electronics Inc.

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

SPEEDTECH CORP. holds 4 registered blocks in the IEEE registry, ranking #855 of 33,421 organizations by block count.

Other blocks registered to SPEEDTECH CORP.

7C:BF:77:00:00:00 /24 MA-L D8:23:E0:00:00:00 /24 MA-L 9C:E5:49:00:00:00 /28 MA-M