34:D7:F5:5 Acellent Technologies, Inc.
Every MAC address from 34:D7:F5:50:00:00 to 34:D7:F5:5F:FF:FF belongs to a block the IEEE assigned to Acellent Technologies, Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 34:D7:F5:5 belongs to
Written 34:D7:F5:5, 34-D7-F5-5 or 34D7F55, depending on the system. Look up a full address.
Prefix
34:D7:F5:5/28
Organization
Acellent Technologies, Inc.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
34:D7:F5:50:00:00
Last address
34:D7:F5:5F:FF:FF
Address type
Globally unique, unicast
Registered address
835 Stewart Dr. Sunnyvale CA US 94085
Parent block
Inside 34:D7:F5
This MA-M block is carved from the 24-bit block 34:D7:F5, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.