MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address B4:4D:43:9 (AD HOC DEVELOPMENTS S.L)
MAC address prefix B4:4D:43:9 is registered to AD HOC DEVELOPMENTS S.L, located at C/ Mariano Barbacid, 5. 3ª planta, Rivas Vaciamadrid Madrid 28521, ES. This registration is classified as MA-M (MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20). The prefix was initially registered on 03 March 2023, with the most recent update made on 08 March 2023.
Vendor & Registry Dossier
Assigned Prefix
B4:4D:43:9
Registrant / Organization
Registry Chronology
Initial registration: 03 March 2023
Last updated: 08 March 2023
Assignment Classification
MA-M
(MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20)
Registered Location
Country: Spain (ES)
Headquarters Registered Facility 🇪🇸 ES
C/ Mariano Barbacid
5. 3ª planta
Rivas Vaciamadrid Madrid 28521
ES.
5. 3ª planta
Rivas Vaciamadrid Madrid 28521
ES.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/b44d439 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "B44D439",
"company": "AD HOC DEVELOPMENTS S.L",
"address": "C/ Mariano Barbacid, 5. 3ª planta, Rivas Vaciamadrid Madrid 28521, ES",
"country": "ES",
"blockStart": "B44D43900000",
"blockEnd": "B44D439FFFFF",
"blockSize": 1048575,
"blockType": "MA-M",
"updated": "2023-03-08",
"isRand": false,
"isPrivate": false
}