MAC Address Lookup

Extreme Networks, Inc. DC:23:3B

DC:23:3B is a 24-bit MA-L MAC address block registered to Extreme Networks, Inc. in US.

Vendor

Extreme Networks, Inc.

MA-L · 24-bit
DC:23:3B

Unicast · Universally administered (U/L bit clear)

Matched prefix
DC:23:3B
Match
MA-L assignment
Address range
DC:23:3B:00:00:00 – DC:23:3B:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
2121 RDU Center Drive Morrisville NC US 27560
First registered
Apr 5, 2023

Formats

  • Plain hex DC233B
  • Colon-separated DC:23:3B
  • Hyphen-separated DC-23-3B
  • Cisco dot notation DC23.3B

Prefix lineage

This prefix has changed hands. Dates are when each change was first observed in public registration data (runZero mac-tracker).

  1. Extreme Networks, Inc. Apr 5, 2023
  2. Extreme Networks Headquarters Jul 15, 2023
  3. Extreme Networks, Inc. Jun 26, 2026