This is a universally administered unicast address with a registered vendor prefix.
MAC addressEC:6C:9F:7F:FF:FF
OUIEC:6C:9F
Vendor address2nd Floor Building 4B Hi-Tech Incubation Park,Nanyan Xian,Tianfu Ave Chengdu Sichuan CN 610041
Block rangeEC:6C:9F:00:00:00– EC:6C:9F: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-64EE:6C:9F:FF:FE:7F:FF:FF
Possible IPv6 link-local derivationfe80::ee6c:9fff: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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