This is a universally administered unicast address with a registered vendor prefix.
MAC address7C:8D:91:00:00:00
OUI7C:8D:91
Vendor addressRoom.161,Building 5,No.311 Jingao RD Pudong Shanghai CN 200136
Country🇨🇳 China
Block range7C:8D:91:00:00:00– 7C:8D:91: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-647E:8D:91:FF:FE:00:00:00
Possible IPv6 link-local derivationfe80::7e8d:91ff:fe00:0
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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