A4:F5:22 MAC Address Lookup

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Devices with MAC Addresses prefix that start with A4:F5:22 are manufactured by Chofu Seisakusho Co, Ltd. Estimated Network devices using A4:F5:22 OUI prefix are 16,777,216.

  • Block Size: 16,777,216
  • Assignment Type: MA-L
  • Country Code: JP
  • Country Name:  Japan
  • Registration Date: 20 June 2013
  • Update Date: 27 September 2015

Chofu Seisakusho Co, Ltd Related MAC Addresses Prefixes

MAC Prefix Vendor Address Ranage Size Registration Date
A4:F5:22 2-1 Shimonoseki-shi Yamaguchi 752-8555 JP MA-L 2013-06-20