MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address A4:37:E6 (Murata Manufacturing Co., Ltd.)
MAC address prefix A4:37:E6 is registered to Murata Manufacturing Co., Ltd., located at 1-10-1, Higashikotari, Nagaokakyo-shi Kyoto 617-8555, JP. This registration is classified as MA-L (MAC Address Block Large) containing 16,777,216 MAC addresses (2^24). The prefix was registered on 22 July 2026, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
A4:37:E6
Registrant / Organization
Registry Chronology
Initial registration: 22 July 2026
Assignment Classification
MA-L
(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)
Registered Location
Country: Japan (JP)
Headquarters Registered Facility 🇯🇵 JP
1-10-1
Higashikotari
Nagaokakyo-shi Kyoto 617-8555
JP.
Higashikotari
Nagaokakyo-shi Kyoto 617-8555
JP.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/a437e6 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "A437E6",
"company": "Murata Manufacturing Co., Ltd.",
"address": "1-10-1, Higashikotari, Nagaokakyo-shi Kyoto 617-8555, JP",
"country": "JP",
"blockStart": "A437E6000000",
"blockEnd": "A437E6FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2026-07-22",
"isRand": false,
"isPrivate": false
}