MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 78:3C:E3 (Kai-EE)
MAC address prefix 78:3C:E3 is registered to Kai-EE, located at 3F.-12, No.79, Sec. 1, Xintai 5th Rd., New Taipei City 22101, 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 16 July 2012, with the most recent update made on 17 November 2015.
Vendor & Registry Dossier
Assigned Prefix
78:3C:E3
Registrant / Organization
Registry Chronology
Initial registration: 16 July 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.-12
No.79
Sec. 1
Xintai 5th Rd.
New Taipei City 22101
TW.
No.79
Sec. 1
Xintai 5th Rd.
New Taipei City 22101
TW.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/783ce3 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "783CE3",
"company": "Kai-EE",
"address": "3F.-12, No.79, Sec. 1, Xintai 5th Rd., New Taipei City 22101, TW",
"country": "TW",
"blockStart": "783CE3000000",
"blockEnd": "783CE3FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2015-11-17",
"isRand": false,
"isPrivate": false
}