MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address AC:50:EE (Tianyi Telecom Terminals Company Limited)
MAC address prefix AC:50:EE is registered to Tianyi Telecom Terminals Company Limited, located at 12-19 floors inside 101, Floor 4-33, Building 1, Yard 1, Fenghuang Zui Street, Fengtai District, Beijing, Beijing 100073, 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 25 March 2025, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
AC:50:EE
Registrant / Organization
Registry Chronology
Initial registration: 25 March 2025
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
12-19 floors inside 101
Floor 4-33
Building 1
Yard 1
Fenghuang Zui Street
Fengtai District
Beijing
Beijing 100073
CN.
Floor 4-33
Building 1
Yard 1
Fenghuang Zui Street
Fengtai District
Beijing
Beijing 100073
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/ac50ee -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "AC50EE",
"company": "Tianyi Telecom Terminals Company Limited",
"address": "12-19 floors inside 101, Floor 4-33, Building 1, Yard 1, Fenghuang Zui Street, Fengtai District, Beijing, Beijing 100073, CN",
"country": "CN",
"blockStart": "AC50EE000000",
"blockEnd": "AC50EEFFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2025-03-25",
"isRand": false,
"isPrivate": false
}