MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 4A:F5:7D (ASAM e.V.)
MAC address prefix 4A:F5:7D is registered to ASAM e.V., located at Altlaufstr. 40, Höhenkirchen-Siegertsbrunn Bavaria 85635, DE. This registration is classified as CID (Company Identifier), not for globally unique applications. The prefix was registered on 08 August 2025, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
4A:F5:7D
Registrant / Organization
Registry Chronology
Initial registration: 08 August 2025
Assignment Classification
CID
(Company Identifier), not for globally unique applications
Registered Location
Country: Germany (DE)
Headquarters Registered Facility 🇩🇪 DE
Altlaufstr. 40
Höhenkirchen-Siegertsbrunn Bavaria 85635
DE.
Höhenkirchen-Siegertsbrunn Bavaria 85635
DE.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/4af57d -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "4AF57D",
"company": "ASAM e.V.",
"address": "Altlaufstr. 40, Höhenkirchen-Siegertsbrunn Bavaria 85635, DE",
"country": "DE",
"blockStart": "4AF57D000000",
"blockEnd": "4AF57DFFFFFF",
"blockSize": 16777215,
"blockType": "CID",
"updated": "2025-08-08",
"isRand": true,
"isPrivate": false
}