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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>
    <querypage name="Ancientpages">
      <results>
        <page value="20141023075923" timestamp="2014-10-23T07:59:23Z" ns="0" title="Norme Tecniche di Attuazione PPR" />
        <page value="20151210075225" timestamp="2015-12-10T07:52:25Z" ns="0" title="NTA Barracca Manna" />
        <page value="20151215064622" timestamp="2015-12-15T06:46:22Z" ns="0" title="NTA Piano Particolareggiato Centro Storico" />
        <page value="20151221144306" timestamp="2015-12-21T14:43:06Z" ns="0" title="NTA Piano Paesaggistico Regionale" />
        <page value="20200206100728" timestamp="2020-02-06T10:07:28Z" ns="0" title="Regolamento edilizio" />
        <page value="20200330095511" timestamp="2020-03-30T09:55:11Z" ns="0" title="NTA Piano Particolareggiato Centro Storico 2016.04" />
        <page value="20230612133609" timestamp="2023-06-12T13:36:09Z" ns="0" title="Piano Urbanistico Comunale - Norme Tecniche di Attuazione" />
        <page value="20240222101252" timestamp="2024-02-22T10:12:52Z" ns="0" title="Guida alla Normativa Urbanistica" />
      </results>
    </querypage>
  </query>
</api>