MAC address 30:BB:28:9 (Shenzhen Shuangyunhe Technology Co.,Ltd.)

MAC address prefix 30:BB:28:9 is registered to Shenzhen Shuangyunhe Technology Co.,Ltd., located at 2-705, Building T2, Haigu Technology Building, Luozu Community, Shenzhen Guangdong 518108, 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 15 August 2026, and no subsequent updates have been recorded.

Vendor & Registry Dossier

Public Allocation
Assigned Prefix
30:BB:28:9
Registrant / Organization
Shenzhen Shuangyunhe Technology Co.,Ltd.
Registry Chronology
Initial registration: 15 August 2026
Assignment Classification
MA-M

(MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20)

Registered Location

MAC Address Vendor Country China (CN) map
Country: China (CN)
Headquarters Registered Facility 🇨🇳 CN
2-705
Building T2
Haigu Technology Building
Luozu Community
Shenzhen Guangdong 518108
CN.

REST API v2

200 OK
CLI curl -s https://api.maclookup.app/v2/macs/30bb289 -H 'Accept: application/json'
{
  "success": true,
  "found": true,
  "macPrefix": "30BB289",
  "company": "Shenzhen Shuangyunhe Technology Co.,Ltd.",
  "address": "2-705, Building T2, Haigu Technology Building, Luozu Community, Shenzhen Guangdong 518108, CN",
  "country": "CN",
  "blockStart": "30BB28900000",
  "blockEnd": "30BB289FFFFF",
  "blockSize": 1048575,
  "blockType": "MA-M",
  "updated": "2026-08-15",
  "isRand": false,
  "isPrivate": false
}