MAC address 00:05:21 (Schneider Electric)

MAC address prefix 00:05:21 is registered to Schneider Electric, located at 35 Rue Joseph Monier, Rueil-Malmaison 92500, CA. 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 02 February 2001, with the most recent update made on 11 May 2026.

Vendor & Registry Dossier

Public Allocation
Assigned Prefix
00:05:21
Registrant / Organization
Schneider Electric
Registry Chronology
Initial registration: 02 February 2001
Last updated: 11 May 2026
Assignment Classification
MA-L

(MAC Address Block Large) containing 16,777,216 MAC addresses (2^24)

Registered Location

MAC Address Vendor Country Canada (CA) map
Country: Canada (CA)
Headquarters Registered Facility 🇨🇦 CA
35 Rue Joseph Monier
Rueil-Malmaison 92500
CA.

REST API v2

200 OK
CLI curl -s https://api.maclookup.app/v2/macs/000521 -H 'Accept: application/json'
{
  "success": true,
  "found": true,
  "macPrefix": "000521",
  "company": "Schneider Electric",
  "address": "35 Rue Joseph Monier, Rueil-Malmaison  92500, CA",
  "country": "CA",
  "blockStart": "000521000000",
  "blockEnd": "000521FFFFFF",
  "blockSize": 16777215,
  "blockType": "MA-L",
  "updated": "2026-05-11",
  "isRand": false,
  "isPrivate": false
}