MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 28:2C:02:4 (EFENTO T P SZYDŁOWSKI K ZARĘBA SPÓŁKA JAWNA)
MAC address prefix 28:2C:02:4 is registered to EFENTO T P SZYDŁOWSKI K ZARĘBA SPÓŁKA JAWNA, located at Dietla 93/6, Kraków 31-031, PL. This registration is classified as MA-M (MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20). The prefix was registered on 28 October 2017, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
28:2C:02:4
Registrant / Organization
Registry Chronology
Initial registration: 28 October 2017
Assignment Classification
MA-M
(MAC Address Block Medium) containing 1,048,576 MAC addresses (2^20)
Registered Location
Country: Poland (PL)
Headquarters Registered Facility 🇵🇱 PL
Dietla 93/6
Kraków 31-031
PL.
Kraków 31-031
PL.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/282c024 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "282C024",
"company": "EFENTO T P SZYDŁOWSKI K ZARĘBA SPÓŁKA JAWNA",
"address": "Dietla 93/6, Kraków 31-031, PL",
"country": "PL",
"blockStart": "282C02400000",
"blockEnd": "282C024FFFFF",
"blockSize": 1048575,
"blockType": "MA-M",
"updated": "2017-10-28",
"isRand": false,
"isPrivate": false
}