MAC Address Lookup

3Com Ltd 00:1A:C1

00:1A:C1 is a 24-bit MA-L MAC address block registered to 3Com Ltd in GB.

Vendor

3Com Ltd

MA-L · 24-bit
00:1A:C1

Unicast · Universally administered (U/L bit clear)

Matched prefix
00:1A:C1
Match
MA-L assignment
Address range
00:1A:C1:00:00:00 – 00:1A:C1:FF:FF:FF
Addresses in block
16,777,216
Country
GB
Organization address
Peoplebuilding 2 Hemel Hempstead Herts GB HP2 4NW
First registered
Dec 12, 2006

Formats

  • Plain hex 001AC1
  • Colon-separated 00:1A:C1
  • Hyphen-separated 00-1A-C1
  • Cisco dot notation 001A.C1

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 Dec 12, 2006
  2. 3Com Ltd Jan 14, 2008