MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 58:12:43 (AcSiP Technology Corp.)
MAC address prefix 58:12:43 is registered to AcSiP Technology Corp., located at 3F., No.22, Dalin Rd., Taoyuan Taoyuan County 33067, 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 26 May 2012, with the most recent update made on 17 November 2015.
Vendor & Registry Dossier
Assigned Prefix
58:12:43
Registrant / Organization
Registry Chronology
Initial registration: 26 May 2012
Last updated: 17 November 2015
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
3F.
No.22
Dalin Rd.
Taoyuan Taoyuan County 33067
TW.
No.22
Dalin Rd.
Taoyuan Taoyuan County 33067
TW.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/581243 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "581243",
"company": "AcSiP Technology Corp.",
"address": "3F., No.22, Dalin Rd., Taoyuan Taoyuan County 33067, TW",
"country": "TW",
"blockStart": "581243000000",
"blockEnd": "581243FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2015-11-17",
"isRand": false,
"isPrivate": false
}