OUI Lookup
0013a3
Siemens Home & Office Comm. Devices
Manufacturer Information
- OUI Prefix
- 0013a3
- Manufacturer
- Siemens Home & Office Comm. Devices
- Address
- 4849 Alpha Road Dallas US 75244
- Last updated
- 6/8/2026
Vendor Statistics
- Total prefixes
- 3
- Block type
- MA-L
- Available addresses
- ~16 millones
About prefix 0013A3
The OUI prefix 0013A3 is assigned to Siemens Home & Office Comm. Devices, based in 4849 Alpha Road Dallas US 75244 . 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 Siemens Home & Office Comm. Devices.