MAC Address Lookup

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


3Com Ltd

MAC prefix: 00:1A:C1

Vendor name: 3Com Ltd

MAC range: 00:1A:C1:00:00:00 - 00:1A:C1:FF:FF:FF

Block Size: 16777215 (16.77 M)


Peoplebuilding 2
Hemel Hempstead Herts HP2 4NW

Type MA-L

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

Initial registration: 12 December 2006

Last updated: 17 November 2015

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