MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 28:B9:D9 (Radisys Corporation)
MAC address prefix 28:B9:D9 is registered to Radisys Corporation, located at 5435 NE Dawson Creek Drive, Hillsboro OR 97124, US. This registration is classified as MA-L (MAC Address Block Large) containing 16,777,216 MAC addresses (2^24). The prefix was registered on 17 November 2015, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
28:B9:D9
Registrant / Organization
Registry Chronology
Initial registration: 17 November 2015
Assignment Classification
MA-L
(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)
Registered Location
Country: United States (US)
Headquarters Registered Facility 🇺🇸 US
5435 NE Dawson Creek Drive
Hillsboro OR 97124
US.
Hillsboro OR 97124
US.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/28b9d9 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "28B9D9",
"company": "Radisys Corporation",
"address": "5435 NE Dawson Creek Drive, Hillsboro OR 97124, US",
"country": "US",
"blockStart": "28B9D9000000",
"blockEnd": "28B9D9FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2015-11-17",
"isRand": false,
"isPrivate": false
}