MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 00:22:3B (Communication Networks, LLC)
MAC address prefix 00:22:3B is registered to Communication Networks, LLC, located at 3 Corporate Drive, Danbury CT 06810, 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 25 October 2008, with the most recent update made on 17 November 2015.
Vendor & Registry Dossier
Assigned Prefix
00:22:3B
Registrant / Organization
Registry Chronology
Initial registration: 25 October 2008
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
3 Corporate Drive
Danbury CT 06810
US.
Danbury CT 06810
US.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/00223b -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "00223B",
"company": "Communication Networks, LLC",
"address": "3 Corporate Drive, Danbury CT 06810, US",
"country": "US",
"blockStart": "00223B000000",
"blockEnd": "00223BFFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2015-11-17",
"isRand": false,
"isPrivate": false
}