MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 80:CE:B1 (Theissen Training Systems GmbH)
MAC address prefix 80:CE:B1 is registered to Theissen Training Systems GmbH, located at Schuchardstrasse 3, Duesseldorf NRW 40595, DE. This registration is classified as MA-L (MAC Address Block Large) containing 16,777,216 MAC addresses (2^24). The prefix was initially registered on 08 April 2012, with the most recent update made on 17 November 2015.
Vendor & Registry Dossier
Assigned Prefix
80:CE:B1
Registrant / Organization
Registry Chronology
Initial registration: 08 April 2012
Last updated: 17 November 2015
Assignment Classification
MA-L
(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)
Registered Location
Country: Germany (DE)
Headquarters Registered Facility 🇩🇪 DE
Schuchardstrasse 3
Duesseldorf NRW 40595
DE.
Duesseldorf NRW 40595
DE.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/80ceb1 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "80CEB1",
"company": "Theissen Training Systems GmbH",
"address": "Schuchardstrasse 3, Duesseldorf NRW 40595, DE",
"country": "DE",
"blockStart": "80CEB1000000",
"blockEnd": "80CEB1FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2015-11-17",
"isRand": false,
"isPrivate": false
}