MAC Address Lookup

Extreme Networks, Inc. 00:89:C9

00:89:C9 is a 24-bit MA-L MAC address block registered to Extreme Networks, Inc. in US.

Vendor

Extreme Networks, Inc.

MA-L · 24-bit
00:89:C9

Unicast · Universally administered (U/L bit clear)

Matched prefix
00:89:C9
Match
MA-L assignment
Address range
00:89:C9:00:00:00 – 00:89:C9:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
2121 RDU Center Drive Morrisville US 27560
First registered
Nov 15, 2025

Formats

  • Plain hex 0089C9
  • Colon-separated 00:89:C9
  • Hyphen-separated 00-89-C9
  • Cisco dot notation 0089.C9

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 Headquarters Nov 15, 2025
  2. Extreme Networks, Inc. Jun 26, 2026