00:21:72 Seoultek Valley
Every MAC address from 00:21:72:00:00:00 to 00:21:72:FF:FF:FF belongs to a block the IEEE assigned to Seoultek Valley. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 00:21:72 belongs to
Written 00:21:72, 00-21-72 or 002172, depending on the system. Look up a full address.
Prefix
00:21:72
Organization
Seoultek Valley
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
00:21:72:00:00:00
Last address
00:21:72:FF:FF:FF
Address type
Globally unique, unicast
Registered address
Bang-i Dong 51-5, Songpa Seoul KR 138-050