F8:1D:78:1 ADTECHNO Inc.
Every MAC address from F8:1D:78:10:00:00 to F8:1D:78:1F:FF:FF belongs to a block the IEEE assigned to ADTECHNO Inc.. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who F8:1D:78:1 belongs to
Written F8:1D:78:1, F8-1D-78-1 or F81D781, depending on the system. Look up a full address.
Prefix
F8:1D:78:1/28
Organization
ADTECHNO Inc.
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
F8:1D:78:10:00:00
Last address
F8:1D:78:1F:FF:FF
Address type
Globally unique, unicast
Registered address
2-3-10 Kudanminami, Chiyoda-Ku Tokyo JP 102-0074
Parent block
Inside F8:1D:78
This MA-M block is carved from the 24-bit block F8:1D:78, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.