64:5E:BE:7F:FF:FF - Yahoo! JAPAN

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

MAC address64:5E:BE:7F:FF:FF

OUI64:5E:BE

Vendor addressMidtown Tower Minato-ku Tokyo JP 107-6211

Country🇯🇵 Japan

Block range64:5E:BE:00:00:00– 64:5E:BE: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-6466:5E:BE:FF:FE:7F:FF:FF

Possible IPv6 link-local derivationfe80::665e:beff:fe7f: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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