MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address B4:37:D1:6 (Yireh Auto Tech Co.,Ltd.)
MAC address prefix B4:37:D1:6 is registered to Yireh Auto Tech Co.,Ltd., located at #703, 311 Nowon-ro, Nowon-gu, Seoul Seoul 139865, KR. This registration is classified as MA-M (MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20). The prefix was registered on 05 February 2016, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
B4:37:D1:6
Registrant / Organization
Registry Chronology
Initial registration: 05 February 2016
Assignment Classification
MA-M
(MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20)
Registered Location
Country: South Korea (KR)
Headquarters Registered Facility 🇰🇷 KR
#703
311 Nowon-ro
Nowon-gu
Seoul Seoul 139865
KR.
311 Nowon-ro
Nowon-gu
Seoul Seoul 139865
KR.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/b437d16 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "B437D16",
"company": "Yireh Auto Tech Co.,Ltd.",
"address": "#703, 311 Nowon-ro, Nowon-gu, Seoul Seoul 139865, KR",
"country": "KR",
"blockStart": "B437D1600000",
"blockEnd": "B437D16FFFFF",
"blockSize": 1048575,
"blockType": "MA-M",
"updated": "2016-02-05",
"isRand": false,
"isPrivate": false
}