MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 40:1B:5F (WEIFANG GOERTEK ELECTRONICS CO.,LTD)
MAC address prefix 40:1B:5F is registered to WEIFANG GOERTEK ELECTRONICS CO.,LTD, located at Gaoxin 2 Road, Free Trade Zone, Weifang, Shandong, 261205, P.R.China, Weifang Shandong 261205, CN. 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 17 November 2015, with the most recent update made on 15 February 2018.
Vendor & Registry Dossier
Assigned Prefix
40:1B:5F
Registrant / Organization
Registry Chronology
Initial registration: 17 November 2015
Last updated: 15 February 2018
Assignment Classification
MA-L
(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)
Registered Location
Country: China (CN)
Headquarters Registered Facility 🇨🇳 CN
Gaoxin 2 Road
Free Trade Zone
Weifang
Shandong
261205
P.R.China
Weifang Shandong 261205
CN.
Free Trade Zone
Weifang
Shandong
261205
P.R.China
Weifang Shandong 261205
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/401b5f -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "401B5F",
"company": "WEIFANG GOERTEK ELECTRONICS CO.,LTD",
"address": "Gaoxin 2 Road, Free Trade Zone, Weifang, Shandong, 261205, P.R.China, Weifang Shandong 261205, CN",
"country": "CN",
"blockStart": "401B5F000000",
"blockEnd": "401B5FFFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2018-02-15",
"isRand": false,
"isPrivate": false
}