MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address B0:FF:72:3 (Hammerhead Navigation Inc.)
MAC address prefix B0:FF:72:3 is registered to Hammerhead Navigation Inc., located at 1000 W Fulton Market #4, Chicago IL 60607, US. This registration is classified as MA-M (MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20). The prefix was registered on 29 March 2023, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
B0:FF:72:3
Registrant / Organization
Registry Chronology
Initial registration: 29 March 2023
Assignment Classification
MA-M
(MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20)
Registered Location
Country: United States (US)
Headquarters Registered Facility 🇺🇸 US
1000 W Fulton Market #4
Chicago IL 60607
US.
Chicago IL 60607
US.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/b0ff723 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "B0FF723",
"company": "Hammerhead Navigation Inc.",
"address": "1000 W Fulton Market #4, Chicago IL 60607, US",
"country": "US",
"blockStart": "B0FF72300000",
"blockEnd": "B0FF723FFFFF",
"blockSize": 1048575,
"blockType": "MA-M",
"updated": "2023-03-29",
"isRand": false,
"isPrivate": false
}