MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 00:19:21 (Elitegroup Computer Systems Co.,Ltd.)
MAC address prefix 00:19:21 is registered to Elitegroup Computer Systems Co.,Ltd., located at No.22, Alley 38, Lane 91, Sec. 1, Nei Hu Road., Taipei 114, 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 15 August 2006, with the most recent update made on 31 January 2016.
Vendor & Registry Dossier
Assigned Prefix
00:19:21
Registrant / Organization
Registry Chronology
Initial registration: 15 August 2006
Last updated: 31 January 2016
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
No.22
Alley 38
Lane 91
Sec. 1
Nei Hu Road.
Taipei 114
TW.
Alley 38
Lane 91
Sec. 1
Nei Hu Road.
Taipei 114
TW.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/001921 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "001921",
"company": "Elitegroup Computer Systems Co.,Ltd.",
"address": "No.22, Alley 38, Lane 91, Sec. 1, Nei Hu Road., Taipei 114, TW",
"country": "TW",
"blockStart": "001921000000",
"blockEnd": "001921FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2016-01-31",
"isRand": false,
"isPrivate": false
}