MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 34:D7:B4 (Tributary Systems, Inc.)
MAC address prefix 34:D7:B4 is registered to Tributary Systems, Inc., located at 3717 Commerce Place, Bedford Texas 76021, US. This registration is classified as MA-L (MAC Address Block Large) containing 16,777,216 MAC addresses (2^24). The prefix was initially registered on 14 June 2012, with the most recent update made on 17 November 2015.
Vendor & Registry Dossier
Assigned Prefix
34:D7:B4
Registrant / Organization
Registry Chronology
Initial registration: 14 June 2012
Last updated: 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
3717 Commerce Place
Bedford Texas 76021
US.
Bedford Texas 76021
US.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/34d7b4 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "34D7B4",
"company": "Tributary Systems, Inc.",
"address": "3717 Commerce Place, Bedford Texas 76021, US",
"country": "US",
"blockStart": "34D7B4000000",
"blockEnd": "34D7B4FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2015-11-17",
"isRand": false,
"isPrivate": false
}