MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 4C:D7:3A (ShenZhen XinZhongXin Technology Co., Ltd)
MAC address prefix 4C:D7:3A is registered to ShenZhen XinZhongXin Technology Co., Ltd, located at Building A2, Donghuan Industrial Zone, No.293, Nanpu Road, Xinqiao Sub-district, Bao'an District, Shenzhen City, Guangdong Province, ShenZhen 518104, 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 23 March 2026, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
4C:D7:3A
Registrant / Organization
Registry Chronology
Initial registration: 23 March 2026
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
Building A2
Donghuan Industrial Zone
No.293
Nanpu Road
Xinqiao Sub-district
Bao'an District
Shenzhen City
Guangdong Province
ShenZhen 518104
CN.
Donghuan Industrial Zone
No.293
Nanpu Road
Xinqiao Sub-district
Bao'an District
Shenzhen City
Guangdong Province
ShenZhen 518104
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/4cd73a -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "4CD73A",
"company": "ShenZhen XinZhongXin Technology Co., Ltd",
"address": "Building A2, Donghuan Industrial Zone, No.293, Nanpu Road, Xinqiao Sub-district, Bao'an District, Shenzhen City, Guangdong Province, ShenZhen 518104, CN",
"country": "CN",
"blockStart": "4CD73A000000",
"blockEnd": "4CD73AFFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2026-03-23",
"isRand": false,
"isPrivate": false
}