MAC Address Lookup

3Com Ltd 00:0B:AC

00:0B:AC is a 24-bit MA-L MAC address block registered to 3Com Ltd in GB.

Vendor

3Com Ltd

MA-L · 24-bit
00:0B:AC

Unicast · Universally administered (U/L bit clear)

Matched prefix
00:0B:AC
Match
MA-L assignment
Address range
00:0B:AC:00:00:00 – 00:0B:AC:FF:FF:FF
Addresses in block
16,777,216
Country
GB
Organization address
Peoplebuilding 2 Hemel Hempstead Herts GB HP2 4NW
First registered
Nov 19, 2002

Formats

  • Plain hex 000BAC
  • Colon-separated 00:0B:AC
  • Hyphen-separated 00-0B-AC
  • Cisco dot notation 000B.AC

Prefix lineage

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

  1. 3Com Europe Ltd. Nov 19, 2002
  2. 3Com Ltd Jan 14, 2008