MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 34:4F:3F (IO-Power Technology Co., Ltd.)
MAC address prefix 34:4F:3F is registered to IO-Power Technology Co., Ltd., located at 1F., No.100, Hsinchu City 30055, 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 July 2013, with the most recent update made on 17 November 2015.
Vendor & Registry Dossier
Assigned Prefix
34:4F:3F
Registrant / Organization
Registry Chronology
Initial registration: 29 July 2013
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
1F.
No.100
Hsinchu City 30055
TW.
No.100
Hsinchu City 30055
TW.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/344f3f -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "344F3F",
"company": "IO-Power Technology Co., Ltd.",
"address": "1F., No.100, Hsinchu City 30055, TW",
"country": "TW",
"blockStart": "344F3F000000",
"blockEnd": "344F3FFFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2015-11-17",
"isRand": false,
"isPrivate": false
}