OUI Lookup
001f51
HD Communications Corp
Manufacturer Information
- OUI Prefix
- 001f51
- Manufacturer
- HD Communications Corp
- Address
- 2180 Fifth Ave Ronkonkoma NY US 11779
- Last updated
- 6/11/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 001F51
The OUI prefix 001F51 is assigned to HD Communications Corp, based in 2180 Fifth Ave Ronkonkoma NY US 11779 . 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 HD Communications Corp.