MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Siemens Home & Office Comm. Devices
MAC address prefix 00:13:A3 is registered to Siemens Home & Office Comm. Devices, located at 4849 Alpha RoadDallas 75244US.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was initially registered on 06 February 2005, with the most recent update made on 02 July 2019.
OUI: 00:13:A3
Vendor name: Siemens Home & Office Comm. Devices
Address:
Assignment Type MA-L 4849 Alpha Road
Dallas 75244
US.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Last updated: 02 July 2019
Initial registration: 06 February 2005
