MAC Address Lookup

WNC Corporation AC:91:9B

AC:91:9B is a 24-bit MA-L MAC address block registered to WNC Corporation in TW.

Vendor

WNC Corporation

MA-L · 24-bit
AC:91:9B

Unicast · Universally administered (U/L bit clear)

Matched prefix
AC:91:9B
Match
MA-L assignment
Address range
AC:91:9B:00:00:00 – AC:91:9B:FF:FF:FF
Addresses in block
16,777,216
Country
TW
Organization address
No.20,Park Avenue II,Hsinchu Science Park Hsin-Chu R.O.C. TW 308
First registered
Jan 11, 2023

Formats

  • Plain hex AC919B
  • Colon-separated AC:91:9B
  • Hyphen-separated AC-91-9B
  • Cisco dot notation AC91.9B

Prefix lineage

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

  1. Wistron Neweb Corporation Jan 11, 2023
  2. WNC Corporation Sep 19, 2025