58:21:E9:FF:FF:FF - TWPI

TWPI MA-L

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

MAC address58:21:E9:FF:FF:FF

OUI58:21:E9

Vendor addressPMB# 335; 1121 Annapolis Road Odenton MD US 21113

Country🇺🇸 United States

Block range58:21:E9:00:00:00– 58:21:E9: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-645A:21:E9:FF:FE:FF:FF:FF

Possible IPv6 link-local derivationfe80::5a21:e9ff: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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