MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 90:FB:93 (Renesas Design US Inc.)
MAC address prefix 90:FB:93 is registered to Renesas Design US Inc., located at 6024 Silver Creek valley Road San Jose, CA 95138 United States, San Jose 95138, 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 13 October 2025, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
90:FB:93
Registrant / Organization
Registry Chronology
Initial registration: 13 October 2025
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
6024 Silver Creek valley Road San Jose
CA 95138 United States
San Jose 95138
US.
CA 95138 United States
San Jose 95138
US.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/90fb93 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "90FB93",
"company": "Renesas Design US Inc.",
"address": "6024 Silver Creek valley Road San Jose, CA 95138 United States, San Jose 95138, US",
"country": "US",
"blockStart": "90FB93000000",
"blockEnd": "90FB93FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2025-10-13",
"isRand": false,
"isPrivate": false
}