MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address EC:BA:34:E (Green ACS Sp. z o.o.)
MAC address prefix EC:BA:34:E is registered to Green ACS Sp. z o.o., located at Sygnałowa 11a street, Wroclaw Dolnoslaskie 52-130, 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 04 September 2026, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
EC:BA:34:E
Registrant / Organization
Registry Chronology
Initial registration: 04 September 2026
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
Sygnałowa 11a street
Wroclaw Dolnoslaskie 52-130
PL.
Wroclaw Dolnoslaskie 52-130
PL.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/ecba34e -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "ECBA34E",
"company": "Green ACS Sp. z o.o.",
"address": "Sygnałowa 11a street, Wroclaw Dolnoslaskie 52-130, PL",
"country": "PL",
"blockStart": "ECBA34E00000",
"blockEnd": "ECBA34EFFFFF",
"blockSize": 1048575,
"blockType": "MA-M",
"updated": "2026-09-04",
"isRand": false,
"isPrivate": false
}