MAC address 00:03:CA (Temposonics, LLC)

MAC address prefix 00:03:CA is registered to Temposonics, LLC, located at 3001 Sheldon Drive, Cary, NC 27513, US. 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 09 November 2000, with the most recent update made on 19 May 2026.

Vendor & Registry Dossier

Public Allocation
Assigned Prefix
00:03:CA
Registrant / Organization
Temposonics, LLC
Registry Chronology
Initial registration: 09 November 2000
Last updated: 19 May 2026
Assignment Classification
MA-L

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

Registered Location

MAC Address Vendor Country United States (US) map
Country: United States (US)
Headquarters Registered Facility 🇺🇸 US
3001 Sheldon Drive
Cary
NC 27513
US.

REST API v2

200 OK
CLI curl -s https://api.maclookup.app/v2/macs/0003ca -H 'Accept: application/json'
{
  "success": true,
  "found": true,
  "macPrefix": "0003CA",
  "company": "Temposonics, LLC",
  "address": "3001 Sheldon Drive, Cary, NC 27513, US",
  "country": "US",
  "blockStart": "0003CA000000",
  "blockEnd": "0003CAFFFFFF",
  "blockSize": 16777215,
  "blockType": "MA-L",
  "updated": "2026-05-19",
  "isRand": false,
  "isPrivate": false
}