MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 40:04:0C (A&T)
MAC address prefix 40:04:0C is registered to A&T, located at #411, Will Town, 402-3, Bucheon-Si Gyeonggi-Do 420-814, KR. 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 07 May 2011, with the most recent update made on 17 November 2015.
Vendor & Registry Dossier
Assigned Prefix
40:04:0C
Registrant / Organization
Registry Chronology
Initial registration: 07 May 2011
Last updated: 17 November 2015
Assignment Classification
MA-L
(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)
Registered Location
Country: South Korea (KR)
Headquarters Registered Facility 🇰🇷 KR
#411
Will Town
402-3
Bucheon-Si Gyeonggi-Do 420-814
KR.
Will Town
402-3
Bucheon-Si Gyeonggi-Do 420-814
KR.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/40040c -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "40040C",
"company": "A&T",
"address": "#411, Will Town, 402-3, Bucheon-Si Gyeonggi-Do 420-814, KR",
"country": "KR",
"blockStart": "40040C000000",
"blockEnd": "40040CFFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2015-11-17",
"isRand": false,
"isPrivate": false
}