MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 00:03:99 (Dongju Informations & Communications Co., Ltd.)
MAC address prefix 00:03:99 is registered to Dongju Informations & Communications Co., Ltd., located at #305, Eunsuk Bldg. Samsung-dong, Republic of KOREA, 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 09 November 2000, with the most recent update made on 17 November 2015.
Vendor & Registry Dossier
Assigned Prefix
00:03:99
Registrant / Organization
Registry Chronology
Initial registration: 09 November 2000
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
#305
Eunsuk Bldg. Samsung-dong
Republic of KOREA
KR.
Eunsuk Bldg. Samsung-dong
Republic of KOREA
KR.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/000399 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "000399",
"company": "Dongju Informations & Communications Co., Ltd.",
"address": "#305, Eunsuk Bldg. Samsung-dong, Republic of KOREA, KR",
"country": "KR",
"blockStart": "000399000000",
"blockEnd": "000399FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2015-11-17",
"isRand": false,
"isPrivate": false
}