MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 00:25:B7 (Costar electronics, inc.,)
MAC address prefix 00:25:B7 is registered to Costar electronics, inc.,, located at 3fl, -1 no 13, lane 120, nei-hu road sec.1, 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 05 January 2010, with the most recent update made on 17 November 2015.
Vendor & Registry Dossier
Assigned Prefix
00:25:B7
Registrant / Organization
Registry Chronology
Initial registration: 05 January 2010
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
3fl
-1 no 13
lane 120
nei-hu road sec.1
Taipei 114
TW.
-1 no 13
lane 120
nei-hu road sec.1
Taipei 114
TW.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/0025b7 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "0025B7",
"company": "Costar electronics, inc.,",
"address": "3fl, -1 no 13, lane 120, nei-hu road sec.1, Taipei 114, TW",
"country": "TW",
"blockStart": "0025B7000000",
"blockEnd": "0025B7FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2015-11-17",
"isRand": false,
"isPrivate": false
}