MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 9C:E4:50:B (Shenzhen Coslight Technology Co.,Ltd.)
MAC address prefix 9C:E4:50:B is registered to Shenzhen Coslight Technology Co.,Ltd., located at Room 101, Factory Building, No. 2 Guangtian Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen, Shenzhen 518000, 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 08 September 2025, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
9C:E4:50:B
Registrant / Organization
Registry Chronology
Initial registration: 08 September 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
Room 101
Factory Building
No. 2 Guangtian Road
Luotian Community
Yanluo Sub-district
Bao'an District
Shenzhen
Shenzhen 518000
CN.
Factory Building
No. 2 Guangtian Road
Luotian Community
Yanluo Sub-district
Bao'an District
Shenzhen
Shenzhen 518000
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/9ce450b -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "9CE450B",
"company": "Shenzhen Coslight Technology Co.,Ltd.",
"address": "Room 101, Factory Building, No. 2 Guangtian Road, Luotian Community, Yanluo Sub-district, Bao'an District, Shenzhen, Shenzhen 518000, CN",
"country": "CN",
"blockStart": "9CE450B00000",
"blockEnd": "9CE450BFFFFF",
"blockSize": 1048575,
"blockType": "MA-M",
"updated": "2025-09-08",
"isRand": false,
"isPrivate": false
}