MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address B4:EF:1C (360 AI Technology Co.Ltd)
MAC address prefix B4:EF:1C is registered to 360 AI Technology Co.Ltd, located at MTK Building B?No.6 Jiuxianqiao Road, Chaoyang District, Beijing, P.R.C., Beijing Beijing 100015, CN. This registration is classified as MA-L (MAC Address Block Large) containing 16,777,216 MAC addresses (2^24). The prefix was registered on 28 February 2020, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
B4:EF:1C
Registrant / Organization
Registry Chronology
Initial registration: 28 February 2020
Assignment Classification
MA-L
(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)
Registered Location
Country: China (CN)
Headquarters Registered Facility 🇨🇳 CN
MTK Building B?No.6 Jiuxianqiao Road
Chaoyang District
Beijing
P.R.C.
Beijing Beijing 100015
CN.
Chaoyang District
Beijing
P.R.C.
Beijing Beijing 100015
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/b4ef1c -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "B4EF1C",
"company": "360 AI Technology Co.Ltd",
"address": "MTK Building B?No.6 Jiuxianqiao Road, Chaoyang District, Beijing, P.R.C., Beijing Beijing 100015, CN",
"country": "CN",
"blockStart": "B4EF1C000000",
"blockEnd": "B4EF1CFFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2020-02-28",
"isRand": false,
"isPrivate": false
}