MAC address 00:21:0F (Cernium Corp)

MAC address prefix 00:21:0F is registered to Cernium Corp, located at 1943 Isaac Newton Sq, Reston VA 20190, 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 04 March 2008, with the most recent update made on 17 November 2015.

Vendor & Registry Dossier

Public Allocation
Assigned Prefix
00:21:0F
Registrant / Organization
Cernium Corp
Registry Chronology
Initial registration: 04 March 2008
Last updated: 17 November 2015
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
1943 Isaac Newton Sq
Reston VA 20190
US.

REST API v2

200 OK
CLI curl -s https://api.maclookup.app/v2/macs/00210f -H 'Accept: application/json'
{
  "success": true,
  "found": true,
  "macPrefix": "00210F",
  "company": "Cernium Corp",
  "address": "1943 Isaac Newton Sq, Reston VA 20190, US",
  "country": "US",
  "blockStart": "00210F000000",
  "blockEnd": "00210FFFFFFF",
  "blockSize": 16777215,
  "blockType": "MA-L",
  "updated": "2015-11-17",
  "isRand": false,
  "isPrivate": false
}