MAC address 8C:1F:64:A7:2 (First Design System Inc.)

MAC address prefix 8C:1F:64:A7:2 is registered to First Design System Inc., located at Tachibana Shinjuku Bldg. 3F, 3-2-26 Nishi-Shinjuku, Tokyo Shinjuku-ku 160-0023, JP. 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 17 December 2025, and no subsequent updates have been recorded.

Vendor & Registry Dossier

Public Allocation

Assigned Prefix

8C:1F:64:A7:2

Registrant / Organization

First Design System Inc.

Registry Chronology

Initial registration: 17 December 2025

Assignment Classification

MA-S

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

Registered Location

Country: Japan (JP)

Headquarters Registered Facility 🇯🇵 JP

Tachibana Shinjuku Bldg. 3F
3-2-26 Nishi-Shinjuku
Tokyo Shinjuku-ku 160-0023
JP.

REST API v2

200 OK

CLI curl -s https://api.maclookup.app/v2/macs/8c1f64a72 -H 'Accept: application/json'

{
  "success": true,
  "found": true,
  "macPrefix": "8C1F64A72",
  "company": "First Design System Inc.",
  "address": "Tachibana Shinjuku Bldg. 3F, 3-2-26 Nishi-Shinjuku, Tokyo Shinjuku-ku 160-0023, JP",
  "country": "JP",
  "blockStart": "8C1F64A72000",
  "blockEnd": "8C1F64A72FFF",
  "blockSize": 4095,
  "blockType": "MA-S",
  "updated": "2025-12-17",
  "isRand": false,
  "isPrivate": false
}