OUI Lookup
00003d
UNISYS
Manufacturer Information
- OUI Prefix
- 00003d
- Manufacturer
- UNISYS
- Address
- MS8-010 SAN JOSE CA US 95150-6685
- Last updated
- 6/19/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 00003D
The OUI prefix 00003D is assigned to UNISYS, based in MS8-010 SAN JOSE CA US 95150-6685 . 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 UNISYS.