OUI Lookup
44422f
TESTOP CO.,LTD.
Manufacturer Information
- OUI Prefix
- 44422f
- Manufacturer
- TESTOP CO.,LTD.
- Address
- 808RM Hanshin IT Tower ,272, Digital-ro Guro-gu Seoul KR 08389
- Last updated
- 6/10/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 44422F
The OUI prefix 44422F is assigned to TESTOP CO.,LTD., based in 808RM Hanshin IT Tower ,272, Digital-ro Guro-gu Seoul KR 08389 . It is a MA-L type block of 24 bits (first three octets). Allows up to 16 million unique MAC addresses. If you find this prefix on your network, the devices belong to TESTOP CO.,LTD..