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HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
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<?xml version="1.0"?>
<api>
  <query-continue>
    <querypage qpoffset="10" />
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  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20140807194220" timestamp="2014-08-07T19:42:20Z" ns="0" title="Destroy.cfg Rust Extended" />
        <page value="20140807200753" timestamp="2014-08-07T20:07:53Z" ns="0" title="Messages.cfg Rust Extended" />
        <page value="20140807201257" timestamp="2014-08-07T20:12:57Z" ns="0" title="Установка Rust Extended" />
        <page value="20140807214458" timestamp="2014-08-07T21:44:58Z" ns="0" title="Как дать игроку дополнительные предметы при респавне?" />
        <page value="20140808084507" timestamp="2014-08-08T08:45:07Z" ns="0" title="Стать редактором" />
        <page value="20140808233543" timestamp="2014-08-08T23:35:43Z" ns="0" title="Добавление администраторов в Oxide" />
        <page value="20140813052652" timestamp="2014-08-13T05:26:52Z" ns="0" title="Онлайн вывод лога смертей" />
        <page value="20140813112120" timestamp="2014-08-13T11:21:20Z" ns="0" title="Как видеть ночью в Rust" />
        <page value="20140813112358" timestamp="2014-08-13T11:23:58Z" ns="0" title="Онлайн вывод чата" />
        <page value="20140813113106" timestamp="2014-08-13T11:31:06Z" ns="0" title="Бессмертие" />
      </results>
    </querypage>
  </query>
</api>