MAC Address Lookup

Extreme Networks, Inc. 0C:9B:78

0C:9B:78 is a 24-bit MA-L MAC address block registered to Extreme Networks, Inc. in US.

Vendor

Extreme Networks, Inc.

MA-L · 24-bit
0C:9B:78

Unicast · Universally administered (U/L bit clear)

Matched prefix
0C:9B:78
Match
MA-L assignment
Address range
0C:9B:78:00:00:00 – 0C:9B:78:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
2121 RDU Center Drive Morrisville NC US 27560
First registered
Jul 13, 2023

Formats

  • Plain hex 0C9B78
  • Colon-separated 0C:9B:78
  • Hyphen-separated 0C-9B-78
  • Cisco dot notation 0C9B.78

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. Jul 13, 2023
  2. Extreme Networks Headquarters Jul 15, 2023
  3. Extreme Networks, Inc. Jun 26, 2026