[問題] 請問這2個ip是否可能為同一電腦

[motonpom (鱷魚)]

218.168.218.143
218.163.117.152

而利用whois查詢 查出的結果如下

218.168.218.143的結果為
Chunghwa Telecom Data communication Business Group
   No.21, Hsin-Yi Rd., sec. 1
   Taipei
   TW

   Netname: HINET-NET
   Netblock: 218.168.0.0/14

   Administrator contact:
      Chung Yung Kang (CYK-TW) [e-mail]
      [phone]

   Technical contact:
      Chung Yung Kang (CYK-TW) [e-mail]
      [phone]
-----------------------------------------------------------------------------
而218.163.117.152的結果為
Chunghwa Telecom Data communication Business Group
   No.21, Hsin-Yi Rd., sec. 1
   Taipei
   TW

   Netname: HINET-NET
   Netblock: 218.162.0.0/15

   Administrator contact:
      Chung Yung Kang (CYK-TW) [e-mail]
      [phone]

   Technical contact:
      Chung Yung Kang (CYK-TW) [e-mail]
      [phone]


想請問比較懂的人 解釋一下此狀況,以及判斷是不是同一電腦所出來的
例如說是hinet的 adsl + 撥接電話

謝謝

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推 dat:無從判斷是否為同一PC，有可能浮動IP中,同IP是不同PC