MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address E4:AF:A1 (HES-SO)
MAC address prefix E4:AF:A1 is registered to HES-SO, located at Case postale 2134, Sion 1950, 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 31 August 2011, with the most recent update made on 17 November 2015.
Vendor & Registry Dossier
Assigned Prefix
E4:AF:A1
Registrant / Organization
Registry Chronology
Initial registration: 31 August 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
Case postale 2134
Sion 1950
CH.
Sion 1950
CH.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/e4afa1 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "E4AFA1",
"company": "HES-SO",
"address": "Case postale 2134, Sion 1950, CH",
"country": "CH",
"blockStart": "E4AFA1000000",
"blockEnd": "E4AFA1FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2015-11-17",
"isRand": false,
"isPrivate": false
}