MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 30:3D:51:4 (Dspread Technology (Beijing) Inc.)
MAC address prefix 30:3D:51:4 is registered to Dspread Technology (Beijing) Inc., located at Jingxin Building, 2045 Suite, Chaoyang District, Beijing 100027, CN. This registration is classified as MA-M (MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20). The prefix was registered on 11 May 2022, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
30:3D:51:4
Registrant / Organization
Registry Chronology
Initial registration: 11 May 2022
Assignment Classification
MA-M
(MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20)
Registered Location
Country: China (CN)
Headquarters Registered Facility 🇨🇳 CN
Jingxin Building
2045 Suite
Chaoyang District
Beijing 100027
CN.
2045 Suite
Chaoyang District
Beijing 100027
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/303d514 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "303D514",
"company": "Dspread Technology (Beijing) Inc.",
"address": "Jingxin Building, 2045 Suite, Chaoyang District, Beijing 100027, CN",
"country": "CN",
"blockStart": "303D51400000",
"blockEnd": "303D514FFFFF",
"blockSize": 1048575,
"blockType": "MA-M",
"updated": "2022-05-11",
"isRand": false,
"isPrivate": false
}