MAC Address Lookup

Cisco Systems, Inc 38:20:56

38:20:56 is a 24-bit MA-L MAC address block registered to Cisco Systems, Inc in US.

Vendor

Cisco Systems, Inc

MA-L · 24-bit
38:20:56

Unicast · Universally administered (U/L bit clear)

Matched prefix
38:20:56
Match
MA-L assignment
Address range
38:20:56:00:00:00 – 38:20:56:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
170 West Tasman Drive San Jose CA US 95134
First registered
Jul 8, 2015

Formats

  • Plain hex 382056
  • Colon-separated 38:20:56
  • Hyphen-separated 38-20-56
  • Cisco dot notation 3820.56

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 Jul 8, 2015
  2. Cisco Systems, Inc Sep 1, 2015