MAC Address Lookup

Arcadyan Corporation 00:12:BF

00:12:BF is a 24-bit MA-L MAC address block registered to Arcadyan Corporation in TW.

Vendor

Arcadyan Corporation

MA-L · 24-bit
00:12:BF

Unicast · Universally administered (U/L bit clear)

Matched prefix
00:12:BF
Match
MA-L assignment
Address range
00:12:BF:00:00:00 – 00:12:BF:FF:FF:FF
Addresses in block
16,777,216
Country
TW
Organization address
4F, No. 9, Park Avenue II Hsinchu TW 300
First registered
Nov 16, 2004

Formats

  • Plain hex 0012BF
  • Colon-separated 00:12:BF
  • Hyphen-separated 00-12-BF
  • Cisco dot notation 0012.BF

Prefix lineage

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

  1. Arcadyan Technology Corporation Nov 16, 2004
  2. Arcadyan Corporation Mar 10, 2026