MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address F0:EA:E1 (Nanjing RISC-V Institute Co., Ltd.)
MAC address prefix F0:EA:E1 is registered to Nanjing RISC-V Institute Co., Ltd., located at Room 303, Building C, 18 Ningshuang Road, Nanjing Jiangsu 210000, 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 2026, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
F0:EA:E1
Registrant / Organization
Registry Chronology
Initial registration: 24 July 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
Room 303
Building C
18 Ningshuang Road
Nanjing Jiangsu 210000
CN.
Building C
18 Ningshuang Road
Nanjing Jiangsu 210000
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/f0eae1 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "F0EAE1",
"company": "Nanjing RISC-V Institute Co., Ltd.",
"address": "Room 303, Building C, 18 Ningshuang Road, Nanjing Jiangsu 210000, CN",
"country": "CN",
"blockStart": "F0EAE1000000",
"blockEnd": "F0EAE1FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2026-07-24",
"isRand": false,
"isPrivate": false
}