You are looking at the HTML representation of the XML format.
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.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20140409194949" timestamp="2014-04-09T19:49:49Z" ns="0" title="953" />
        <page value="20140409195000" timestamp="2014-04-09T19:50:00Z" ns="0" title="617" />
        <page value="20140506195755" timestamp="2014-05-06T19:57:55Z" ns="0" title="2226" />
        <page value="20161206180642" timestamp="2016-12-06T18:06:42Z" ns="0" title="2453 Decoder" />
        <page value="20170216163533" timestamp="2017-02-16T16:35:33Z" ns="0" title="GPIO interfacing" />
        <page value="20170505162944" timestamp="2017-05-05T16:29:44Z" ns="0" title="2453 Customization" />
        <page value="20180104174427" timestamp="2018-01-04T17:44:27Z" ns="0" title="Network Control" />
        <page value="20180608234448" timestamp="2018-06-08T23:44:48Z" ns="0" title="Windows10Privacy" />
        <page value="20180713211358" timestamp="2018-07-13T21:13:58Z" ns="0" title="QuickSense" />
        <page value="20180716144527" timestamp="2018-07-16T14:45:27Z" ns="0" title="7501Tx relay racks" />
      </results>
    </querypage>
  </query>
  <query-continue>
    <querypage qpoffset="10" />
  </query-continue>
</api>