macadress

Brocade Communications Systems LLC

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:27:F8:00:00:00 /24
Vendor address1320 Ridder Park Dr San Jose CA US 95131
Country🇺🇸  United States
RegisteredMay 1, 2010
Block range00:27:F8:00:00:00– 00:27:F8: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. May 1, 2010 – Jan 30, 2013 Brocade Communications Systems, Inc name changedaddress changed
  2. Jan 30, 2013 – Jan 31, 2013 Brocade Communications Systems, Inc. name changedaddress changed
  3. Jan 31, 2013 – Feb 14, 2013 Brocade Communications Systems, Inc name changedaddress changed
  4. Feb 14, 2013 – Feb 26, 2020 Brocade Communications Systems, Inc. name changedaddress changed
  5. Feb 26, 2020 – present Brocade Communications Systems LLC

Example addresses in this block

00:27:F8:00:00:00 00:27:F8:7F:FF:FF 00:27:F8:FF:FF:FF

Where this block sits

Brocade Communications Systems LLC holds 25 registered blocks in the IEEE registry, ranking #136 of 33,427 organizations by block count.

Other blocks registered to Brocade Communications Systems LLC

00:00:88:00:00:00 /24 MA-L 00:01:0F:00:00:00 /24 MA-L 00:04:80:00:00:00 /24 MA-L 00:05:1E:00:00:00 /24 MA-L 00:05:33:00:00:00 /24 MA-L 00:0C:DB:00:00:00 /24 MA-L 00:12:F2:00:00:00 /24 MA-L 00:14:C9:00:00:00 /24 MA-L 00:1B:ED:00:00:00 /24 MA-L 00:24:38:00:00:00 /24 MA-L 00:60:69:00:00:00 /24 MA-L 00:60:DF:00:00:00 /24 MA-L