MAC Address Lookup

Find vendor by MAC address

Look up MAC address vendor and manufacturer information. Find network device maker from OUI prefix. Free MAC address lookup tool.

MAC Address

Examples

MAC Address Formats

Colon Separated00:1A:2B:3C:4D:5E

Dash Separated00-1A-2B-3C-4D-5E

Cisco Format001A.2B3C.4D5E

No Separator001A2B3C4D5E

About MAC Address Lookup

The first 3 bytes (6 hex characters) of a MAC address identify the manufacturer (OUI - Organizationally Unique Identifier).

This tool looks up the vendor based on the OUI prefix from a local database of common manufacturers.