MAC Address Lookup

Extreme Networks, Inc. 1C:98:4B

1C:98:4B is a 24-bit MA-L MAC address block registered to Extreme Networks, Inc. in US.

Vendor

Extreme Networks, Inc.

MA-L · 24-bit
1C:98:4B

Unicast · Universally administered (U/L bit clear)

Matched prefix
1C:98:4B
Match
MA-L assignment
Address range
1C:98:4B:00:00:00 – 1C:98:4B:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
2121 RDU Center Drive Morrisville NC US 27560
First registered
Oct 3, 2025

Formats

  • Plain hex 1C984B
  • Colon-separated 1C:98:4B
  • Hyphen-separated 1C-98-4B
  • Cisco dot notation 1C98.4B

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 Oct 3, 2025
  2. Extreme Networks, Inc. Jun 26, 2026