40:05:89 T-Mobile, USA
Every MAC address from 40:05:89:00:00:00 to 40:05:89:FF:FF:FF belongs to a block the IEEE assigned to T-Mobile, USA. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 40:05:89 belongs to
Written 40:05:89, 40-05-89 or 400589, depending on the system. Look up a full address.
Prefix
40:05:89
Organization
T-Mobile, USA
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
40:05:89:00:00:00
Last address
40:05:89:FF:FF:FF
Address type
Globally unique, unicast
Registered address
3625 132nd Ave SE BELLEVUE WA US 98006