MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 5C:40:97 (ACCTON TECHNOLOGY CORPORATION)
MAC address prefix 5C:40:97 is registered to ACCTON TECHNOLOGY CORPORATION, located at No.1, Creation Road 3, Hsinchu Science Park, Hsinchu 30077, TW. This registration is classified as MA-L (MAC Address Block Large) containing 16,777,216 MAC addresses (2^24). The prefix was registered on 12 June 2026, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
5C:40:97
Registrant / Organization
Registry Chronology
Initial registration: 12 June 2026
Assignment Classification
MA-L
(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)
Registered Location
Country: Taiwan (TW)
Headquarters Registered Facility 🇹🇼 TW
No.1
Creation Road 3
Hsinchu Science Park
Hsinchu 30077
TW.
Creation Road 3
Hsinchu Science Park
Hsinchu 30077
TW.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/5c4097 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "5C4097",
"company": "ACCTON TECHNOLOGY CORPORATION",
"address": "No.1, Creation Road 3, Hsinchu Science Park, Hsinchu 30077, TW",
"country": "TW",
"blockStart": "5C4097000000",
"blockEnd": "5C4097FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2026-06-12",
"isRand": false,
"isPrivate": false
}