78:81:02:FF:FF:FF - Sercomm Corporation.

Sercomm Corporation. MA-L

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

MAC address78:81:02:FF:FF:FF

OUI78:81:02

Vendor address3F,No.81,Yu-Yih Rd.,Chu-Nan Chen Miao-Lih Hsuan TW 115

Country🇹🇼 Taiwan

Block range78:81:02:00:00:00– 78:81:02: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-647A:81:02:FF:FE:FF:FF:FF

Possible IPv6 link-local derivationfe80::7a81:2ff: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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