20:85:93:9 Mastodon Design
Every MAC address from 20:85:93:90:00:00 to 20:85:93:9F:FF:FF belongs to a block the IEEE assigned to Mastodon Design. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 20:85:93:9 belongs to
Written 20:85:93:9, 20-85-93-9 or 2085939, depending on the system. Look up a full address.
Prefix
20:85:93:9/28
Organization
Mastodon Design
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
20:85:93:90:00:00
Last address
20:85:93:9F:FF:FF
Address type
Globally unique, unicast
Registered address
176 Anderson Ave, Suite F112 Rochester NY US 14607
Parent block
Inside 20:85:93
This MA-M block is carved from the 24-bit block 20:85:93, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.