MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 70:B3:D5:73:A (DOLBY LABORATORIES, INC.)
MAC address prefix 70:B3:D5:73:A is registered to DOLBY LABORATORIES, INC., located at 100 Potrero Avenue, San Francisco CA 94103-4938, US. This registration is classified as MA-S (MAC Address Block Small, formerly known as OUI-36) containing 4,096 MAC addresses (2^12). The prefix was initially registered on 29 March 2017, with the most recent update made on 19 June 2020.
Vendor & Registry Dossier
Assigned Prefix
70:B3:D5:73:A
Registrant / Organization
Registry Chronology
Initial registration: 29 March 2017
Last updated: 19 June 2020
Assignment Classification
MA-S
(MAC Address Block Small, formerly known as OUI-36) containing 4,096 MAC addresses (2^12)
Registered Location
Country: United States (US)
Headquarters Registered Facility 🇺🇸 US
100 Potrero Avenue
San Francisco CA 94103-4938
US.
San Francisco CA 94103-4938
US.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/70b3d573a -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "70B3D573A",
"company": "DOLBY LABORATORIES, INC.",
"address": "100 Potrero Avenue, San Francisco CA 94103-4938, US",
"country": "US",
"blockStart": "70B3D573A000",
"blockEnd": "70B3D573AFFF",
"blockSize": 4095,
"blockType": "MA-S",
"updated": "2020-06-19",
"isRand": false,
"isPrivate": false
}