MAC Address Lookup

Cisco Systems, Inc 44:1A:5C

44:1A:5C is a 24-bit MA-L MAC address block registered to Cisco Systems, Inc in US.

Vendor

Cisco Systems, Inc

MA-L · 24-bit
44:1A:5C

Unicast · Universally administered (U/L bit clear)

Matched prefix
44:1A:5C
Match
MA-L assignment
Address range
44:1A:5C:00:00:00 – 44:1A:5C:FF:FF:FF
Addresses in block
16,777,216
Country
US
Organization address
80 West Tasman Drive San Jose CA US 94568
First registered
Oct 29, 2025

Formats

  • Plain hex 441A5C
  • Colon-separated 44:1A:5C
  • Hyphen-separated 44-1A-5C
  • Cisco dot notation 441A.5C