Identify the manufacturer of any network device by its MAC address.
Powered by the IEEE OUI database with real-time vendor details.
OUI Details
AA:BB:CC:11:22:33
Registered Vendor
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MA-LMAC Address Block Large
Assignment Details
Field
Value
Matched Prefix
AA:BB:CC (24-bit)
Registry Type
MAC Address Block Large (24-bit)
Import Batch
2026-04-run-xxxx
Last Updated
2026-04-24 14:30:00
Lookup Failed
No OUI record found for this MAC address.
Verify the address format and try again, or check if it's a locally-administered address.
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