macadress

Prometheus Security Group Global, Inc.

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.
Prefix58:FC:DB:70:00:00 /28
Vendor address3019 Alvin Devane Boulevard Building 4, Suite 400 Austin TX US 78741
Country🇺🇸  United States
RegisteredOct 16, 2015
Block range58:FC:DB:70:00:00– 58:FC:DB: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. Oct 16, 2015 – Sep 2, 2021 Open Roads Consulting, Inc. name changedaddress changed
  2. Sep 2, 2021 – present Prometheus Security Group Global, Inc.

Example addresses in this block

58:FC:DB:70:00:00 58:FC:DB:77:FF:FF 58:FC:DB:7F:FF:FF

Where this block sits

Previous 58:FC:DB:60:00:00 /28 Timex Group USA Inc Next 58:FC:DB:80:00:00 /28 Shanghai Qianjin Electronic Equipment Co. Ltd

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

Prometheus Security Group Global, Inc. holds 1 registered blocks in the IEEE registry, ranking #23,566 of 33,427 organizations by block count.