MAC address 70:B3:D5:CF:4 (Harbin Cheng Tian Technology Development Co., Ltd.)

MAC address prefix 70:B3:D5:CF:4 is registered to Harbin Cheng Tian Technology Development Co., Ltd., located at ROOM140，Building21A，145 Nantong Street, Harbin Heilongjiang 150001, CN. This registration is classified as MA-S (MAC Address Block Small, formerly known as OUI-36) containing 4,096 MAC addresses (2^12). The prefix was registered on 18 February 2016, and no subsequent updates have been recorded.

Vendor & Registry Dossier

Public Allocation
Assigned Prefix
70:B3:D5:CF:4
Registrant / Organization
Harbin Cheng Tian Technology Development Co., Ltd.
Registry Chronology
Initial registration: 18 February 2016
Assignment Classification
MA-S

(MAC Address Block Small, formerly known as OUI-36) containing 4,096 MAC addresses (2^12)

Registered Location

MAC Address Vendor Country China (CN) map
Country: China (CN)
Headquarters Registered Facility 🇨🇳 CN
ROOM140，Building21A，145 Nantong Street
Harbin Heilongjiang 150001
CN.

REST API v2

200 OK
CLI curl -s https://api.maclookup.app/v2/macs/70b3d5cf4 -H 'Accept: application/json'
{
  "success": true,
  "found": true,
  "macPrefix": "70B3D5CF4",
  "company": "Harbin Cheng Tian Technology Development Co., Ltd.",
  "address": "ROOM140，Building21A，145 Nantong Street, Harbin Heilongjiang 150001, CN",
  "country": "CN",
  "blockStart": "70B3D5CF4000",
  "blockEnd": "70B3D5CF4FFF",
  "blockSize": 4095,
  "blockType": "MA-S",
  "updated": "2016-02-18",
  "isRand": false,
  "isPrivate": false
}