30:43:D7:4 FIBERME COMMUNICATIONS LLC
Every MAC address from 30:43:D7:40:00:00 to 30:43:D7:4F:FF:FF belongs to a block the IEEE assigned to FIBERME COMMUNICATIONS LLC. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 30:43:D7:4 belongs to
Written 30:43:D7:4, 30-43-D7-4 or 3043D74, depending on the system. Look up a full address.
Prefix
30:43:D7:4/28
Organization
FIBERME COMMUNICATIONS LLC
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
30:43:D7:40:00:00
Last address
30:43:D7:4F:FF:FF
Address type
Globally unique, unicast
Registered address
1749 Old Meadow Rd. McLean VA US 22102
Parent block
Inside 30:43:D7
This MA-M block is carved from the 24-bit block 30:43:D7, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.
Same organization
Other blocks assigned to FIBERME COMMUNICATIONS LLC
1 more block registered under the same name.