MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 20:3C:C0 (Beijing Tosee Technology Co., Ltd.)
MAC address prefix 20:3C:C0 is registered to Beijing Tosee Technology Co., Ltd., located at Room S125, 1st Floor, Building 1, No. 9, Keyuan Road, Economic Development Zone, Daxing District, beijing 102600, 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 16 March 2021, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
20:3C:C0
Registrant / Organization
Registry Chronology
Initial registration: 16 March 2021
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
Room S125
1st Floor
Building 1
No. 9
Keyuan Road
Economic Development Zone
Daxing District
beijing 102600
CN.
1st Floor
Building 1
No. 9
Keyuan Road
Economic Development Zone
Daxing District
beijing 102600
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/203cc0 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "203CC0",
"company": "Beijing Tosee Technology Co., Ltd.",
"address": "Room S125, 1st Floor, Building 1, No. 9, Keyuan Road, Economic Development Zone, Daxing District, beijing 102600, CN",
"country": "CN",
"blockStart": "203CC0000000",
"blockEnd": "203CC0FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2021-03-16",
"isRand": false,
"isPrivate": false
}