MAC Address Lookup

Cisco Systems, Inc 04:C5:A4

04:C5:A4 is a 24-bit MA-L MAC address block registered to Cisco Systems, Inc in US.

Vendor

Cisco Systems, Inc

MA-L · 24-bit
04:C5:A4

Unicast · Universally administered (U/L bit clear)

Matched prefix
04:C5:A4
Match
MA-L assignment
Address range
04:C5:A4:00:00:00 – 04:C5:A4:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
80 West Tasman Drive San Jose CA US 94568
First registered
Jan 25, 2011

Formats

  • Plain hex 04C5A4
  • Colon-separated 04:C5:A4
  • Hyphen-separated 04-C5-A4
  • Cisco dot notation 04C5.A4

Prefix lineage

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

  1. Cisco Systems Jan 25, 2011
  2. CISCO SYSTEMS, INC. Jan 30, 2013
  3. Cisco Systems Jan 31, 2013
  4. CISCO SYSTEMS, INC. Feb 14, 2013