MAC Address Lookup

Extreme Networks, Inc. 4C:23:1A

4C:23:1A is a 24-bit MA-L MAC address block registered to Extreme Networks, Inc. in US.

Vendor

Extreme Networks, Inc.

MA-L · 24-bit
4C:23:1A

Unicast · Universally administered (U/L bit clear)

Matched prefix
4C:23:1A
Match
MA-L assignment
Address range
4C:23:1A:00:00:00 – 4C:23:1A:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
6480 Via Del Oro San Jose CA US 95119
First registered
Dec 25, 2022

Formats

  • Plain hex 4C231A
  • Colon-separated 4C:23:1A
  • Hyphen-separated 4C-23-1A
  • Cisco dot notation 4C23.1A

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. Dec 25, 2022
  2. Extreme Networks Headquarters Jul 15, 2023
  3. Extreme Networks, Inc. Jun 26, 2026