MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 18:41:FE (KATIM L.L.C)
MAC address prefix 18:41:FE is registered to KATIM L.L.C, located at Elektroniikkatie 8, Oulu 90590, FI. 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 23 April 2020, with the most recent update made on 04 September 2025.
Vendor & Registry Dossier
Assigned Prefix
18:41:FE
Registrant / Organization
Registry Chronology
Initial registration: 23 April 2020
Last updated: 04 September 2025
Assignment Classification
MA-L
(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)
Registered Location
Country: Finland (FI)
Headquarters Registered Facility 🇫🇮 FI
Elektroniikkatie 8
Oulu 90590
FI.
Oulu 90590
FI.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/1841fe -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "1841FE",
"company": "KATIM L.L.C",
"address": "Elektroniikkatie 8, Oulu 90590, FI",
"country": "FI",
"blockStart": "1841FE000000",
"blockEnd": "1841FEFFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2025-09-04",
"isRand": false,
"isPrivate": false
}