MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
CMCNI Co., Ltd
MAC address prefix A4:4F:3E:A is registered to CMCNI Co., Ltd, located at B-601 Hangang Xi TowerYangcheonro 401GangseoguSeoul 07528KR.
This registration is classified as MA-M (Mac Address Block Medium) containing approximately 16 million MAC addresses
The prefix was registered on 24 April 2026, and no subsequent updates have been recorded.
OUI: A4:4F:3E:A
Vendor name: CMCNI Co., Ltd
Address:
Assignment Type MA-M B-601 Hangang Xi TowerYangcheonro 401Gangseogu
Seoul 07528
KR.
Mac Address Block Medium. Number of address 2^20 (~1 Million)
Initial registration: 24 April 2026
