04:09:A5:FF:FF:FF - HFR, Inc.

HFR, Inc. MA-L

This is a universally administered unicast address with a registered vendor prefix.

MAC address04:09:A5:FF:FF:FF

OUI04:09:A5

Vendor address5F, Hana EZ Tower Sungnam-si Kyunggi-do KR 463-870

Country🇰🇷 South Korea

Block range04:09:A5:00:00:00– 04:09:A5:FF:FF:FF

Address capacity16,777,216

TransmissionUnicast: addressed to a single device

AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority

RandomizationNot randomized

Derived modified EUI-6406:09:A5:FF:FE:FF:FF:FF

Possible IPv6 link-local derivationfe80::609:a5ff:feff:ffff

The EUI-64 and IPv6 link-local fields are a mathematical derivation from this MAC address. They don't confirm the device currently uses that IPv6 address.

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