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"?>
    <querypage qpoffset="10" />
    <querypage name="Ancientpages">
        <page value="20110811145406" timestamp="2011-08-11T14:54:06Z" ns="0" title="Misc" />
        <page value="20121128002917" timestamp="2012-11-28T00:29:17Z" ns="0" title="Attachment Points" />
        <page value="20121128003438" timestamp="2012-11-28T00:34:38Z" ns="0" title="INI files" />
        <page value="20121128004102" timestamp="2012-11-28T00:41:02Z" ns="0" title="Tips and Tricks" />
        <page value="20121128004254" timestamp="2012-11-28T00:42:54Z" ns="0" title="Advanced ctags hacking" />
        <page value="20121128004340" timestamp="2012-11-28T00:43:40Z" ns="0" title="Known software conflicts" />
        <page value="20121128004356" timestamp="2012-11-28T00:43:56Z" ns="0" title="Community" />
        <page value="20140423012236" timestamp="2014-04-23T01:22:36Z" ns="0" title="Using BBEdit and (your language" />
        <page value="20150206151024" timestamp="2015-02-06T15:10:24Z" ns="0" title="ClippingPlaceholderReference" />
        <page value="20150215182450" timestamp="2015-02-15T18:24:50Z" ns="0" title="Using BBEdit to make eBooks" />