MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 8C:1F:64:E5:0 (INVENTIA Sp. z o.o.)
MAC address prefix 8C:1F:64:E5:0 is registered to INVENTIA Sp. z o.o., located at Poleczki 23, Warszawa Mazowieckie 02-822, PL. This registration is classified as MA-S (MAC Address Block Small, formerly known as OUI-36) containing 4,096 MAC addresses (2^12). The prefix was registered on 15 December 2025, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
8C:1F:64:E5:0
Registrant / Organization
Registry Chronology
Initial registration: 15 December 2025
Assignment Classification
MA-S
(MAC Address Block Small, formerly known as OUI-36) containing 4,096 MAC addresses (2^12)
Registered Location
Country: Poland (PL)
Headquarters Registered Facility 🇵🇱 PL
Poleczki 23
Warszawa Mazowieckie 02-822
PL.
Warszawa Mazowieckie 02-822
PL.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/8c1f64e50 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "8C1F64E50",
"company": "INVENTIA Sp. z o.o.",
"address": "Poleczki 23, Warszawa Mazowieckie 02-822, PL",
"country": "PL",
"blockStart": "8C1F64E50000",
"blockEnd": "8C1F64E50FFF",
"blockSize": 4095,
"blockType": "MA-S",
"updated": "2025-12-15",
"isRand": false,
"isPrivate": false
}