MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 94:3E:FD:7 (BEIJING CUNYIN CHENGQI TECHNOLOGY CO., LTD.)
MAC address prefix 94:3E:FD:7 is registered to BEIJING CUNYIN CHENGQI TECHNOLOGY CO., LTD., located at 1201-02, 12th Floor, Building 1, No.13, Linyin North Street, Pinggu District, Beijing 101200, 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 27 February 2025, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
94:3E:FD:7
Registrant / Organization
Registry Chronology
Initial registration: 27 February 2025
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
1201-02
12th Floor
Building 1
No.13
Linyin North Street
Pinggu District
Beijing 101200
CN.
12th Floor
Building 1
No.13
Linyin North Street
Pinggu District
Beijing 101200
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/943efd7 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "943EFD7",
"company": "BEIJING CUNYIN CHENGQI TECHNOLOGY CO., LTD.",
"address": "1201-02, 12th Floor, Building 1, No.13, Linyin North Street, Pinggu District, Beijing 101200, CN",
"country": "CN",
"blockStart": "943EFD700000",
"blockEnd": "943EFD7FFFFF",
"blockSize": 1048575,
"blockType": "MA-M",
"updated": "2025-02-27",
"isRand": false,
"isPrivate": false
}