macadress

U-TX Technologies Ltd

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.
Prefix1C:A0:D3:70:00:00 /28
Vendor addressOmonoia Avenue Limassol Cyprus CY 3045
Country🇨🇾  Cyprus
RegisteredNov 27, 2016
Block range1C:A0:D3:70:00:00– 1C:A0:D3:7F: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. Nov 27, 2016 – Oct 7, 2021 Private name changedaddress changedcountry changed
  2. Oct 7, 2021 – Jan 12, 2023 U-TX Technologies Ltd name changed
  3. Jan 12, 2023 – Feb 16, 2023 Private name changed
  4. Feb 16, 2023 – present U-TX Technologies Ltd

Example addresses in this block

1C:A0:D3:70:00:00 1C:A0:D3:77:FF:FF 1C:A0:D3:7F:FF:FF

Where this block sits

Previous 1C:A0:D3:60:00:00 /28 Intertecno SRL "NISUTA" Next 1C:A0:D3:80:00:00 /28 Desarrollos y Soluciones Guinea I+D S.L.

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

U-TX Technologies Ltd holds 1 registered blocks in the IEEE registry, ranking #30,755 of 33,421 organizations by block count.