MAC address B4:21:1D (Beijing GuangXin Technology Co., Ltd)

MAC address prefix B4:21:1D is registered to Beijing GuangXin Technology Co., Ltd, located at Room 313, B Bld, Horizon International Tower, Zhichun Road, 6, Haidian District, Beijing City, P.R.China, Beijing 100086, 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 24 September 2011, with the most recent update made on 17 November 2015.

Vendor & Registry Dossier

Public Allocation

Assigned Prefix

B4:21:1D

Registrant / Organization

Beijing GuangXin Technology Co., Ltd

Registry Chronology

Initial registration: 24 September 2011

Last updated: 17 November 2015

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 313
B Bld
Horizon International Tower
Zhichun Road
6
Haidian District
Beijing City
P.R.China
Beijing 100086
CN.

REST API v2

200 OK

CLI curl -s https://api.maclookup.app/v2/macs/b4211d -H 'Accept: application/json'

{
  "success": true,
  "found": true,
  "macPrefix": "B4211D",
  "company": "Beijing GuangXin Technology Co., Ltd",
  "address": "Room 313, B Bld, Horizon International Tower, Zhichun Road, 6, Haidian District, Beijing City, P.R.China, Beijing  100086, CN",
  "country": "CN",
  "blockStart": "B4211D000000",
  "blockEnd": "B4211DFFFFFF",
  "blockSize": 16777215,
  "blockType": "MA-L",
  "updated": "2015-11-17",
  "isRand": false,
  "isPrivate": false
}