MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 00:25:7F (CallTechSolution Co.,Ltd)
MAC address prefix 00:25:7F is registered to CallTechSolution Co.,Ltd, located at #123, Daewooprugio B/D, 344-1, Seogyo-Dong, Mapo-gu, Seoul 121-837, KR. 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 14 March 2009, with the most recent update made on 17 November 2015.
Vendor & Registry Dossier
Assigned Prefix
00:25:7F
Registrant / Organization
Registry Chronology
Initial registration: 14 March 2009
Last updated: 17 November 2015
Assignment Classification
MA-L
(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)
Registered Location
Country: South Korea (KR)
Headquarters Registered Facility 🇰🇷 KR
#123
Daewooprugio B/D
344-1
Seogyo-Dong
Mapo-gu
Seoul 121-837
KR.
Daewooprugio B/D
344-1
Seogyo-Dong
Mapo-gu
Seoul 121-837
KR.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/00257f -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "00257F",
"company": "CallTechSolution Co.,Ltd",
"address": "#123, Daewooprugio B/D, 344-1, Seogyo-Dong, Mapo-gu, Seoul 121-837, KR",
"country": "KR",
"blockStart": "00257F000000",
"blockEnd": "00257FFFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2015-11-17",
"isRand": false,
"isPrivate": false
}