MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address

 MAC

Yournet Inc.

MAC prefix: 00:21:61

Vendor name: Yournet Inc.

MAC range: 00:21:61:00:00:00 - 00:21:61:FF:FF:FF

Block Size: 16777215 (16.77 M)

Address:

KT R&D Center
Seoul 137-792
KR.

Type MA-L

Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)

Initial registration: 25 October 2008

Last updated: 17 November 2015

Country KR map