MAC address 54:6C:50 (Nanjing Qinheng Microelectronics Co., Ltd.)

MAC address prefix 54:6C:50 is registered to Nanjing Qinheng Microelectronics Co., Ltd., located at No.18, Ningshuang Road, Nanjing Jiangsu 210012, 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 29 December 2025, and no subsequent updates have been recorded.

Vendor & Registry Dossier

Public Allocation
Assigned Prefix
54:6C:50
Registrant / Organization
Nanjing Qinheng Microelectronics Co., Ltd.
Registry Chronology
Initial registration: 29 December 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
No.18
Ningshuang Road
Nanjing Jiangsu 210012
CN.

REST API v2

200 OK
CLI curl -s https://api.maclookup.app/v2/macs/546c50 -H 'Accept: application/json'
{
  "success": true,
  "found": true,
  "macPrefix": "546C50",
  "company": "Nanjing Qinheng Microelectronics Co., Ltd.",
  "address": "No.18, Ningshuang Road, Nanjing Jiangsu 210012, CN",
  "country": "CN",
  "blockStart": "546C50000000",
  "blockEnd": "546C50FFFFFF",
  "blockSize": 16777215,
  "blockType": "MA-L",
  "updated": "2025-12-29",
  "isRand": false,
  "isPrivate": false
}