MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 70:B3:D5:D4:B (Hermann Lümmen GmbH)
MAC address prefix 70:B3:D5:D4:B is registered to Hermann Lümmen GmbH, located at Biberweg 32, Troisdorf 53842, DE. 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 February 2018, and no subsequent updates have been recorded.
Vendor & Registry Dossier
Assigned Prefix
70:B3:D5:D4:B
Registrant / Organization
Registry Chronology
Initial registration: 15 February 2018
Assignment Classification
MA-S
(MAC Address Block Small, formerly known as OUI-36) containing 4,096 MAC addresses (2^12)
Registered Location
Country: Germany (DE)
Headquarters Registered Facility 🇩🇪 DE
Biberweg 32
Troisdorf 53842
DE.
Troisdorf 53842
DE.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/70b3d5d4b -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "70B3D5D4B",
"company": "Hermann Lümmen GmbH",
"address": "Biberweg 32, Troisdorf 53842, DE",
"country": "DE",
"blockStart": "70B3D5D4B000",
"blockEnd": "70B3D5D4BFFF",
"blockSize": 4095,
"blockType": "MA-S",
"updated": "2018-02-15",
"isRand": false,
"isPrivate": false
}