MAC Address Lookup

Cisco Systems, Inc F8:4F:57

F8:4F:57 is a 24-bit MA-L MAC address block registered to Cisco Systems, Inc in US.

Vendor

Cisco Systems, Inc

MA-L · 24-bit
F8:4F:57

Unicast · Universally administered (U/L bit clear)

Matched prefix
F8:4F:57
Match
MA-L assignment
Address range
F8:4F:57:00:00:00 – F8:4F:57:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
170 West Tasman Drive San Jose CA US 95134
First registered
May 14, 2013

Formats

  • Plain hex F84F57
  • Colon-separated F8:4F:57
  • Hyphen-separated F8-4F-57
  • Cisco dot notation F84F.57

Prefix lineage

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

  1. Cisco May 14, 2013
  2. Cisco Systems, Inc Sep 1, 2015