MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 40:D8:55:04:F (Haein S&S Co., Ltd)
MAC address prefix 40:D8:55:04:F is registered to Haein S&S Co., Ltd, located at #1213 12th FL Daeryoung Teco town, Seoul 153-802, KR. This registration is classified as IAB (Individual Address Block). The prefix was initially registered on 03 April 2013, with the most recent update made on 29 August 2015.
Vendor & Registry Dossier
Assigned Prefix
40:D8:55:04:F
Registrant / Organization
Registry Chronology
Initial registration: 03 April 2013
Last updated: 29 August 2015
Assignment Classification
IAB
(Individual Address Block)
Registered Location
Country: South Korea (KR)
Headquarters Registered Facility 🇰🇷 KR
#1213 12th FL Daeryoung Teco town
Seoul 153-802
KR.
Seoul 153-802
KR.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/40d85504f -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "40D85504F",
"company": "Haein S&S Co., Ltd",
"address": "#1213 12th FL Daeryoung Teco town, Seoul 153-802, KR",
"country": "KR",
"blockStart": "40D85504F000",
"blockEnd": "40D85504FFFF",
"blockSize": 4095,
"blockType": "IAB",
"updated": "2015-08-29",
"isRand": false,
"isPrivate": false
}