58:89:90 Starkey Labs Inc.
Every MAC address from 58:89:90:00:00:00 to 58:89:90:FF:FF:FF belongs to a block the IEEE assigned to Starkey Labs Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 58:89:90 belongs to
Written 58:89:90, 58-89-90 or 588990, depending on the system. Look up a full address.
Prefix
58:89:90
Organization
Starkey Labs Inc.
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
58:89:90:00:00:00
Last address
58:89:90:FF:FF:FF
Address type
Globally unique, unicast
Registered address
6600 Washington Ave. S. Eden Prairie MN US 55344