MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 70:B3:D5:75:4 (COSMOIT.CO.LTD)
MAC address prefix 70:B3:D5:75:4 is registered to COSMOIT.CO.LTD, located at 14Fl., Ace Twin Tower II, 273, Digital-ro, Guro-gu, Seoul 08381, KR. This registration is classified as MA-S (MAC Address Block Small, formerly known as OUI-36) containing 4,096 MAC addresses (2^12). The prefix was registered on 29 January 2019, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
70:B3:D5:75:4
Registrant / Organization
Registry Chronology
Initial registration: 29 January 2019
Assignment Classification
MA-S
(MAC Address Block Small, formerly known as OUI-36) containing 4,096 MAC addresses (2^12)
Registered Location
Country: South Korea (KR)
Headquarters Registered Facility 🇰🇷 KR
14Fl.
Ace Twin Tower II
273
Digital-ro
Guro-gu
Seoul 08381
KR.
Ace Twin Tower II
273
Digital-ro
Guro-gu
Seoul 08381
KR.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/70b3d5754 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "70B3D5754",
"company": "COSMOIT.CO.LTD",
"address": "14Fl., Ace Twin Tower II, 273, Digital-ro, Guro-gu, Seoul 08381, KR",
"country": "KR",
"blockStart": "70B3D5754000",
"blockEnd": "70B3D5754FFF",
"blockSize": 4095,
"blockType": "MA-S",
"updated": "2019-01-29",
"isRand": false,
"isPrivate": false
}