MAC Address Lookup

Cisco Systems, Inc 20:4C:9E

20:4C:9E is a 24-bit MA-L MAC address block registered to Cisco Systems, Inc in US.

Vendor

Cisco Systems, Inc

MA-L · 24-bit
20:4C:9E

Unicast · Universally administered (U/L bit clear)

Matched prefix
20:4C:9E
Match
MA-L assignment
Address range
20:4C:9E:00:00:00 – 20:4C:9E:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
170 West Tasman Drive San Jose CA US 95134
First registered
Jan 6, 2015

Formats

  • Plain hex 204C9E
  • Colon-separated 20:4C:9E
  • Hyphen-separated 20-4C-9E
  • Cisco dot notation 204C.9E

Prefix lineage

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

  1. Cisco Jan 6, 2015
  2. Cisco Systems, Inc Sep 1, 2015