MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address D4:77:2B (Nanjing Ztlink Network Technology Co.,Ltd)
MAC address prefix D4:77:2B is registered to Nanjing Ztlink Network Technology Co.,Ltd, located at No.0 Mozhou East Road, Jiangning Economic & Technological Development Zone, Jiangning District, Nanjing Jiangsu 211111, 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 24 July 2019, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
D4:77:2B
Registrant / Organization
Registry Chronology
Initial registration: 24 July 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.0 Mozhou East Road
Jiangning Economic & Technological Development Zone
Jiangning District
Nanjing Jiangsu 211111
CN.
Jiangning Economic & Technological Development Zone
Jiangning District
Nanjing Jiangsu 211111
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/d4772b -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "D4772B",
"company": "Nanjing Ztlink Network Technology Co.,Ltd",
"address": "No.0 Mozhou East Road, Jiangning Economic & Technological Development Zone, Jiangning District, Nanjing Jiangsu 211111, CN",
"country": "CN",
"blockStart": "D4772B000000",
"blockEnd": "D4772BFFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2019-07-24",
"isRand": false,
"isPrivate": false
}