38:F7:CD:3 VANGUARD
Every MAC address from 38:F7:CD:30:00:00 to 38:F7:CD:3F:FF:FF belongs to a block the IEEE assigned to VANGUARD. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 38:F7:CD:3 belongs to
Written 38:F7:CD:3, 38-F7-CD-3 or 38F7CD3, depending on the system. Look up a full address.
Prefix
38:F7:CD:3/28
Organization
VANGUARD
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
38:F7:CD:30:00:00
Last address
38:F7:CD:3F:FF:FF
Address type
Globally unique, unicast
Registered address
1st Floor 3 Moore London GB SE1 2RE
Parent block
Inside 38:F7:CD
This MA-M block is carved from the 24-bit block 38:F7:CD, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.