MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address


Hewlett Packard

MAC prefix: 00:0A:57

Vendor name: Hewlett Packard

MAC range: 00:0A:57:00:00:00 - 00:0A:57:FF:FF:FF

Block Size: 16777215 (16.77 M)


10955 Tantau Avenue
Cupertino CA 95014

Type MA-L

Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

Initial registration: 14 October 2002

Last updated: 17 November 2015

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