MAC address 04:7B:43:0 (JUNGJUN Co., Ltd.)

MAC address prefix 04:7B:43:0 is registered to JUNGJUN Co., Ltd., located at 70, Gunja-ro, Seoul Seoul 05004, KR. This registration is classified as MA-M (MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20). The prefix was registered on 09 November 2026, and no subsequent updates have been recorded.

Vendor & Registry Dossier

Public Allocation

Assigned Prefix

04:7B:43:0

Registrant / Organization

JUNGJUN Co., Ltd.

Registry Chronology

Initial registration: 09 November 2026

Assignment Classification

MA-M

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

Registered Location

Country: South Korea (KR)

Headquarters Registered Facility 🇰🇷 KR

70
Gunja-ro
Seoul Seoul 05004
KR.

REST API v2

200 OK

CLI curl -s https://api.maclookup.app/v2/macs/047b430 -H 'Accept: application/json'

{
  "success": true,
  "found": true,
  "macPrefix": "047B430",
  "company": "JUNGJUN Co., Ltd.",
  "address": "70, Gunja-ro, Seoul Seoul 05004, KR",
  "country": "KR",
  "blockStart": "047B43000000",
  "blockEnd": "047B430FFFFF",
  "blockSize": 1048575,
  "blockType": "MA-M",
  "updated": "2026-11-09",
  "isRand": false,
  "isPrivate": false
}