MAC Address Lookup

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

 MAC

TESTOP CO.,LTD.

MAC prefix: 44:42:2F

Vendor name: TESTOP CO.,LTD.

MAC range: 44:42:2F:00:00:00 - 44:42:2F:FF:FF:FF

Block Size: 16777215 (16.77 M)

Address:

808RM Hanshin IT Tower
272
Digital-ro
Guro-gu Seoul 08389
KR.

Type MA-L

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

Initial registration: 12 April 2019

Country KR map