OUI Lookup
dcb4c4
Microsoft XCG
Manufacturer Information
- OUI Prefix
- dcb4c4
- Manufacturer
- Microsoft XCG
- Address
- 1 Microsoft Way Redmond WA US 98052
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 1
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix DCB4C4
The OUI prefix DCB4C4 is assigned to Microsoft XCG, based in 1 Microsoft Way Redmond WA US 98052 . 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 Microsoft XCG.