78:39:2D:57:FF:FF - IO Master Technology

IO Master Technology MA-M

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

MAC address78:39:2D:57:FF:FF

OUI78:39:2D

Vendor address4F?1 No. 258, Lian Cheng Rd, Zhong He Dist New Taipei City 235 Taipei TW 235

Country🇹🇼 Taiwan

Block range78:39:2D:50:00:00– 78:39:2D:5F:FF:FF

Address capacity1,048,576

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-647A:39:2D:FF:FE:57:FF:FF

Possible IPv6 link-local derivationfe80::7a39:2dff:fe57: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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