D4:25:CC:8 DOLBY LABORATORIES, INC.
Every MAC address from D4:25:CC:80:00:00 to D4:25:CC:8F:FF:FF belongs to a block the IEEE assigned to DOLBY LABORATORIES, INC.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who D4:25:CC:8 belongs to
Written D4:25:CC:8, D4-25-CC-8 or D425CC8, depending on the system. Look up a full address.
Prefix
D4:25:CC:8/28
Organization
DOLBY LABORATORIES, INC.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
D4:25:CC:80:00:00
Last address
D4:25:CC:8F:FF:FF
Address type
Globally unique, unicast
Registered address
100 Potrero Avenue San Francisco CA US 94103-4938
Parent block
Inside D4:25:CC
This MA-M block is carved from the 24-bit block D4:25:CC, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.
Same organization
Other blocks assigned to DOLBY LABORATORIES, INC.
3 more blocks registered under the same name.