MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 5C:5C:75:2 (youyeetoo)
MAC address prefix 5C:5C:75:2 is registered to youyeetoo, located at Room 601, Building 17, No. A3, Fourth Industrial Zone, HeWan Community, Matian Street, Guangming District, Shenzhen Guangdong 518100, 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 25 November 2025, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
5C:5C:75:2
Registrant / Organization
Registry Chronology
Initial registration: 25 November 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 601
Building 17
No. A3
Fourth Industrial Zone
HeWan Community
Matian Street
Guangming District
Shenzhen Guangdong 518100
CN.
Building 17
No. A3
Fourth Industrial Zone
HeWan Community
Matian Street
Guangming District
Shenzhen Guangdong 518100
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/5c5c752 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "5C5C752",
"company": "youyeetoo",
"address": "Room 601, Building 17, No. A3, Fourth Industrial Zone, HeWan Community, Matian Street, Guangming District, Shenzhen Guangdong 518100, CN",
"country": "CN",
"blockStart": "5C5C75200000",
"blockEnd": "5C5C752FFFFF",
"blockSize": 1048575,
"blockType": "MA-M",
"updated": "2025-11-25",
"isRand": false,
"isPrivate": false
}