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

40:09:99 Cisco Systems, Inc

Every MAC address from 40:09:99:00:00:00 to 40:09:99: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 40:09:99 belongs to

Written 40:09:99, 40-09-99 or 400999, depending on the system. Look up a full address.

Prefix

40:09:99

Organization

Cisco Systems, Inc

Registry

MA-L (a 24-bit OUI)

Addresses

16,777,216

First address

40:09:99:00:00:00

Last address

40:09:99: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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