MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:A0:0E:00:00:00 /24
Vendor address310 Littleton Road Westford MA US 01886
RegisteredApr 22, 1998
Block range00:A0:0E:00:00:00– 00:A0:0E: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. Apr 22, 1998 – May 11, 2016 VISUAL NETWORKS, INC. name changedaddress changed
  2. May 11, 2016 – Mar 30, 2019 NetScout Systems, Inc. name changed
  3. Mar 30, 2019 – Jan 30, 2021 NetAlly name changed
  4. Jan 30, 2021 – present NETSCOUT SYSTEMS INC

Example addresses in this block

Where this block sits

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

NETSCOUT SYSTEMS INC holds 4 registered blocks in the IEEE registry, ranking #785 of 33,421 organizations by block count.

Other blocks registered to NETSCOUT SYSTEMS INC