ResearchIEEE MA-L, MA-M & MA-S · refreshed daily

04:5F:B9 Cisco Systems, Inc

Every MAC address from 04:5F:B9:00:00:00 to 04:5F:B9:FF:FF:FF belongs to a block the IEEE assigned to Cisco Systems, Inc. Network cards, phones and other devices it makes carry addresses from here.

Assignment

Who 04:5F:B9 belongs to

Written 04:5F:B9, 04-5F-B9 or 045FB9, depending on the system. Look up a full address.

Prefix

04:5F:B9

Organization

Cisco Systems, Inc

Registry

MA-L (a 24-bit OUI)

Addresses

16,777,216

First address

04:5F:B9:00:00:00

Last address

04:5F:B9:FF:FF:FF

Address type

Globally unique, unicast

Registered address

80 West Tasman Drive San Jose CA US 94568

Same organization

Other blocks assigned to Cisco Systems, Inc

1,256 more blocks registered under the same name, the first 300 shown.

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