MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address A0:F5:09 (IEI Integration Corp.)
MAC address prefix A0:F5:09 is registered to IEI Integration Corp., located at 4F., No. 29, Zhongxing Rd., Xizhi Dist., New Taipei City 221, 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 19 October 2023, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
A0:F5:09
Registrant / Organization
Registry Chronology
Initial registration: 19 October 2023
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
4F.
No. 29
Zhongxing Rd.
Xizhi Dist.
New Taipei City 221
TW.
No. 29
Zhongxing Rd.
Xizhi Dist.
New Taipei City 221
TW.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/a0f509 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "A0F509",
"company": "IEI Integration Corp.",
"address": "4F., No. 29, Zhongxing Rd., Xizhi Dist., New Taipei City 221, TW",
"country": "TW",
"blockStart": "A0F509000000",
"blockEnd": "A0F509FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2023-10-19",
"isRand": false,
"isPrivate": false
}