MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 3C:47:9B (Theissen Training Systems, Inc.)
MAC address prefix 3C:47:9B is registered to Theissen Training Systems, Inc., located at 1225 SE 4th Terrace, Chiefland FL 32626, 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 31 October 2017, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
3C:47:9B
Registrant / Organization
Registry Chronology
Initial registration: 31 October 2017
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
1225 SE 4th Terrace
Chiefland FL 32626
US.
Chiefland FL 32626
US.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/3c479b -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "3C479B",
"company": "Theissen Training Systems, Inc.",
"address": "1225 SE 4th Terrace, Chiefland FL 32626, US",
"country": "US",
"blockStart": "3C479B000000",
"blockEnd": "3C479BFFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2017-10-31",
"isRand": false,
"isPrivate": false
}