MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 00:20:3D (Honeywell Environmental & Combustion Controls)
MAC address prefix 00:20:3D is registered to Honeywell Environmental & Combustion Controls, located at 1985 Douglas Drive, Golden Valley MN 55422, 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 22 April 1998, with the most recent update made on 02 June 2018.
Vendor & Registry Dossier
Assigned Prefix
00:20:3D
Registrant / Organization
Registry Chronology
Initial registration: 22 April 1998
Last updated: 02 June 2018
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
1985 Douglas Drive
Golden Valley MN 55422
US.
Golden Valley MN 55422
US.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/00203d -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "00203D",
"company": "Honeywell Environmental & Combustion Controls",
"address": "1985 Douglas Drive, Golden Valley MN 55422, US",
"country": "US",
"blockStart": "00203D000000",
"blockEnd": "00203DFFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2018-06-02",
"isRand": false,
"isPrivate": false
}