MAC Address Lookup

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


Sycamore Networks

OUI: 00:20:54

Vendor name: Sycamore Networks


220 Mill Rd
Chelmsford MA 01824

Assignment Type MA-L

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

Last updated: 17 November 2015

Initial registration: 22 April 1998

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