C4:C1:9F National Oilwell Varco Instrumentation, Monitoring, and Optimization (NOV IMO)
Every MAC address from C4:C1:9F:00:00:00 to C4:C1:9F:FF:FF:FF belongs to a block the IEEE assigned to National Oilwell Varco Instrumentation, Monitoring, and Optimization (NOV IMO). Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who C4:C1:9F belongs to
Written C4:C1:9F, C4-C1-9F or C4C19F, depending on the system. Look up a full address.
Prefix
C4:C1:9F
Organization
National Oilwell Varco Instrumentation, Monitoring, and Optimization (NOV IMO)
Registry
MA-L (a 24-bit OUI)
Addresses
16,777,216
First address
C4:C1:9F:00:00:00
Last address
C4:C1:9F:FF:FF:FF
Address type
Globally unique, unicast
Registered address
1200 Cypress Creek Rd. Cedar Park TX US 78613