MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
MAC address 54:5A:A6 (Espressif Inc.)
MAC address prefix 54:5A:A6 is registered to Espressif Inc., located at Room 204, Building 2, 690 Bibo Rd, Pudong New Area, Shanghai Shanghai 201203, 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 03 December 2015, with the most recent update made on 16 August 2018.
Vendor & Registry Dossier
Assigned Prefix
54:5A:A6
Registrant / Organization
Registry Chronology
Initial registration: 03 December 2015
Last updated: 16 August 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
Room 204
Building 2
690 Bibo Rd
Pudong New Area
Shanghai Shanghai 201203
CN.
Building 2
690 Bibo Rd
Pudong New Area
Shanghai Shanghai 201203
CN.
REST API v2
200 OK
CLI
curl -s https://api.maclookup.app/v2/macs/545aa6 -H 'Accept: application/json'{
"success": true,
"found": true,
"macPrefix": "545AA6",
"company": "Espressif Inc.",
"address": "Room 204, Building 2, 690 Bibo Rd, Pudong New Area, Shanghai Shanghai 201203, CN",
"country": "CN",
"blockStart": "545AA6000000",
"blockEnd": "545AA6FFFFFF",
"blockSize": 16777215,
"blockType": "MA-L",
"updated": "2018-08-16",
"isRand": false,
"isPrivate": false
}