MAC Address Lookup

Cisco Systems, Inc 18:8B:9D

18:8B:9D is a 24-bit MA-L MAC address block registered to Cisco Systems, Inc in US.

Vendor

Cisco Systems, Inc

MA-L · 24-bit
18:8B:9D

Unicast · Universally administered (U/L bit clear)

Matched prefix
18:8B:9D
Match
MA-L assignment
Address range
18:8B:9D:00:00:00 – 18:8B:9D: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 13, 2015

Formats

  • Plain hex 188B9D
  • Colon-separated 18:8B:9D
  • Hyphen-separated 18-8B-9D
  • Cisco dot notation 188B.9D

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 May 13, 2015
  2. Cisco Systems, Inc Sep 1, 2015