OUI Lookup
542b57
Night Owl SP
Manufacturer Information
- OUI Prefix
- 542b57
- Manufacturer
- Night Owl SP
- Address
- 4720 Radio Rd Naples FL US 34104
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 542B57
The OUI prefix 542B57 is assigned to Night Owl SP, based in 4720 Radio Rd Naples FL US 34104 . It is a MA-L type block of 24 bits (first three octets). Allows up to 16 million unique MAC addresses. If you find this prefix on your network, the devices belong to Night Owl SP.