MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 40:8F:9D (Juniper Networks)
MAC address prefix 40:8F:9D is registered to Juniper Networks, located at 1133 Innovation Way, Sunnyvale CA 94089, 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 October 2020, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
40:8F:9D
Registrant / Organization
Registry Chronology
Initial registration: 17 October 2020
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
1133 Innovation Way
Sunnyvale CA 94089
US.
Sunnyvale CA 94089
US.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/408f9d -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "408F9D",
"company": "Juniper Networks",
"address": "1133 Innovation Way, Sunnyvale CA 94089, US",
"country": "US",
"blockStart": "408F9D000000",
"blockEnd": "408F9DFFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2020-10-17",
"isRand": false,
"isPrivate": false
}