MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address A4:04:50 (nFore Technology Co., Ltd.)
MAC address prefix A4:04:50 is registered to nFore Technology Co., Ltd., located at 5F, NO 31, Ln 258, Rulguang Rd, Taipei Neihu District 11491, TW. This registration is classified as MA-L (MAC Address Block Large) containing 16,777,216 MAC addresses (2^24). The prefix was initially registered on 29 March 2017, with the most recent update made on 11 February 2026.
Vendor & Registry Dossier
Assigned Prefix
A4:04:50
Registrant / Organization
Registry Chronology
Initial registration: 29 March 2017
Last updated: 11 February 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
5F
NO 31
Ln 258
Rulguang Rd
Taipei Neihu District 11491
TW.
NO 31
Ln 258
Rulguang Rd
Taipei Neihu District 11491
TW.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/a40450 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "A40450",
"company": "nFore Technology Co., Ltd.",
"address": "5F, NO 31, Ln 258, Rulguang Rd, Taipei Neihu District 11491, TW",
"country": "TW",
"blockStart": "A40450000000",
"blockEnd": "A40450FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2026-02-11",
"isRand": false,
"isPrivate": false
}