34:0F:66 Web Sensing LLC
Every MAC address from 34:0F:66:00:00:00 to 34:0F:66:FF:FF:FF belongs to a block the IEEE assigned to Web Sensing LLC. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who 34:0F:66 belongs to
Written 34:0F:66, 34-0F-66 or 340F66, depending on the system. Look up a full address.
Prefix
34:0F:66
Organization
Web Sensing LLC
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
34:0F:66:00:00:00
Last address
34:0F:66:FF:FF:FF
Address type
Globally unique, unicast
Registered address
P.O. Box 692 Hanover NH US 03755