MAC Address Lookup

Cisco Systems, Inc B4:14:89

B4:14:89 is a 24-bit MA-L MAC address block registered to Cisco Systems, Inc in US.

Vendor

Cisco Systems, Inc

MA-L · 24-bit
B4:14:89

Unicast · Universally administered (U/L bit clear)

Matched prefix
B4:14:89
Match
MA-L assignment
Address range
B4:14:89:00:00:00 – B4:14:89:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
80 West Tasman Drive San Jose CA US 94568
First registered
Sep 11, 2010

Formats

  • Plain hex B41489
  • Colon-separated B4:14:89
  • Hyphen-separated B4-14-89
  • Cisco dot notation B414.89

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 Sep 11, 2010
  2. CISCO SYSTEMS, INC. Jan 30, 2013
  3. Cisco Systems Jan 31, 2013
  4. CISCO SYSTEMS, INC. Feb 14, 2013