MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address D4:52:51 (IBT Ingenieurbureau Broennimann Thun)
MAC address prefix D4:52:51 is registered to IBT Ingenieurbureau Broennimann Thun, located at Kasernenstrasse 5, Thun Bern 3600, CH. 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 07 May 2011, with the most recent update made on 17 November 2015.
Vendor & Registry Dossier
Assigned Prefix
D4:52:51
Registrant / Organization
Registry Chronology
Initial registration: 07 May 2011
Last updated: 17 November 2015
Assignment Classification
MA-L
(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)
Registered Location
Country: Switzerland (CH)
Headquarters Registered Facility 🇨🇭 CH
Kasernenstrasse 5
Thun Bern 3600
CH.
Thun Bern 3600
CH.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/d45251 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "D45251",
"company": "IBT Ingenieurbureau Broennimann Thun",
"address": "Kasernenstrasse 5, Thun Bern 3600, CH",
"country": "CH",
"blockStart": "D45251000000",
"blockEnd": "D45251FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2015-11-17",
"isRand": false,
"isPrivate": false
}