MAC address 30:C9:1B (Zhen Shi Information Technology（Shanghai）Co.,Ltd.)

MAC address prefix 30:C9:1B is registered to Zhen Shi Information Technology（Shanghai）Co.,Ltd., located at 5F, Building 3?No. 401 Caobao Road, Xuhui District, Shanghai, ChinaShanghai, Shanghai 200233, CN. This registration is classified as MA-L (MAC Address Block Large) containing 16,777,216 MAC addresses (2^24). The prefix was registered on 09 May 2025, and no subsequent updates have been recorded.

Vendor & Registry Dossier

Public Allocation
Assigned Prefix
30:C9:1B
Registrant / Organization
Zhen Shi Information Technology（Shanghai）Co.,Ltd.
Registry Chronology
Initial registration: 09 May 2025
Assignment Classification
MA-L

(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)

Registered Location

MAC Address Vendor Country China (CN) map
Country: China (CN)
Headquarters Registered Facility 🇨🇳 CN
5F
Building 3?No. 401 Caobao Road
Xuhui District
Shanghai
ChinaShanghai
Shanghai 200233
CN.

REST API v2

200 OK
CLI curl -s https://api.maclookup.app/v2/macs/30c91b -H 'Accept: application/json'
{
  "success": true,
  "found": true,
  "macPrefix": "30C91B",
  "company": "Zhen Shi Information Technology（Shanghai）Co.,Ltd.",
  "address": "5F, Building 3?No. 401 Caobao Road, Xuhui District, Shanghai, ChinaShanghai, Shanghai  200233, CN",
  "country": "CN",
  "blockStart": "30C91B000000",
  "blockEnd": "30C91BFFFFFF",
  "blockSize": 16777215,
  "blockType": "MA-L",
  "updated": "2025-05-09",
  "isRand": false,
  "isPrivate": false
}