74:3A:EF Kaon Group Co., Ltd.
Every MAC address from 74:3A:EF:00:00:00 to 74:3A:EF:FF:FF:FF belongs to a block the IEEE assigned to Kaon Group Co., Ltd.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 74:3A:EF belongs to
Written 74:3A:EF, 74-3A-EF or 743AEF, depending on the system. Look up a full address.
Prefix
74:3A:EF
Organization
Kaon Group Co., Ltd.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
74:3A:EF:00:00:00
Last address
74:3A:EF:FF:FF:FF
Address type
Globally unique, unicast
Registered address
884-3, Seongnam-daero, Bundang-gu Seongnam-si Gyeonggi-do KR 13517