MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address A4:A1:79 (Nanjing dianyan electric power automation co. LTD)
MAC address prefix A4:A1:79 is registered to Nanjing dianyan electric power automation co. LTD, located at No. 29, liuzhou north road, pukou district, Nanjing Jiangsu 210031, CN. This registration is classified as MA-L (MAC Address Block Large) containing 16,777,216 MAC addresses (2^24). The prefix was registered on 27 February 2019, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
A4:A1:79
Registrant / Organization
Registry Chronology
Initial registration: 27 February 2019
Assignment Classification
MA-L
(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)
Registered Location
Country: China (CN)
Headquarters Registered Facility 🇨🇳 CN
No. 29
liuzhou north road
pukou district
Nanjing Jiangsu 210031
CN.
liuzhou north road
pukou district
Nanjing Jiangsu 210031
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/a4a179 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "A4A179",
"company": "Nanjing dianyan electric power automation co. LTD",
"address": "No. 29, liuzhou north road, pukou district, Nanjing Jiangsu 210031, CN",
"country": "CN",
"blockStart": "A4A179000000",
"blockEnd": "A4A179FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2019-02-27",
"isRand": false,
"isPrivate": false
}