Cisco Systems, Inc 00:90:21

00:90:21 is a 24-bit MA-L MAC address block registered to Cisco Systems, Inc in US.

Vendor

Cisco Systems, Inc

MA-L · 24-bit

00:90:21

Unicast · Universally administered (U/L bit clear)

Matched prefix: 00:90:21
Match: MA-L assignment
Address range: 00:90:21:00:00:00 – 00:90:21:FF:FF:FF
Addresses in block: 16,777,216
Country: US
Organization address: 80 West Tasman Drive San Jose CA US 94568
First registered: Sep 8, 2000

Formats

Plain hex 009021
Colon-separated 00:90:21
Hyphen-separated 00-90-21
Cisco dot notation 0090.21