MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Sienda Multimedia Ltd
MAC address prefix 28:B2:21 is registered to Sienda Multimedia Ltd, located at Church Path WorkshopStoneparkAshburton TQ13 7RHGB.
This registration is classified as MA-L (Mac Address Block Large) containing approximately 16 million MAC addresses
The prefix was registered on 31 March 2025, and no subsequent updates have been recorded.
OUI: 28:B2:21
Vendor name: Sienda Multimedia Ltd
Address:
Assignment Type MA-L Church Path Workshop
Stonepark
Ashburton TQ13 7RH
GB.
Mac Address Block Large (previously named OUI). Number of address 2^24 (~16 Million)
Initial registration: 31 March 2025
