MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 34:B5:F3:B (Aeterlink Corp.)
MAC address prefix 34:B5:F3:B is registered to Aeterlink Corp., located at 13th Floor, Mitsubishi Building, 2-5-2 Marunouchi, Chiyoda-ku Tokyo 100-0005, JP. This registration is classified as MA-M (MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20). The prefix was registered on 11 July 2025, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
34:B5:F3:B
Registrant / Organization
Registry Chronology
Initial registration: 11 July 2025
Assignment Classification
MA-M
(MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20)
Registered Location
Country: Japan (JP)
Headquarters Registered Facility 🇯🇵 JP
13th Floor
Mitsubishi Building
2-5-2 Marunouchi
Chiyoda-ku Tokyo 100-0005
JP.
Mitsubishi Building
2-5-2 Marunouchi
Chiyoda-ku Tokyo 100-0005
JP.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/34b5f3b -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "34B5F3B",
"company": "Aeterlink Corp.",
"address": "13th Floor, Mitsubishi Building, 2-5-2 Marunouchi, Chiyoda-ku Tokyo 100-0005, JP",
"country": "JP",
"blockStart": "34B5F3B00000",
"blockEnd": "34B5F3BFFFFF",
"blockSize": 1048575,
"blockType": "MA-M",
"updated": "2025-07-11",
"isRand": false,
"isPrivate": false
}