MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address A4:39:B3 (Beijing Xiaomi Mobile Software Co., Ltd)
MAC address prefix A4:39:B3 is registered to Beijing Xiaomi Mobile Software Co., Ltd, located at The Rainbow City Office Building, 68 Qinghe Middle Street Haidian District, Beijing Beijing 100085, 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 16 November 2021, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
A4:39:B3
Registrant / Organization
Registry Chronology
Initial registration: 16 November 2021
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
The Rainbow City Office Building
68 Qinghe Middle Street Haidian District
Beijing Beijing 100085
CN.
68 Qinghe Middle Street Haidian District
Beijing Beijing 100085
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/a439b3 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "A439B3",
"company": "Beijing Xiaomi Mobile Software Co., Ltd",
"address": "The Rainbow City Office Building, 68 Qinghe Middle Street Haidian District, Beijing Beijing 100085, CN",
"country": "CN",
"blockStart": "A439B3000000",
"blockEnd": "A439B3FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2021-11-16",
"isRand": false,
"isPrivate": false
}