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-continue>
    <allimages aistart="2015-11-18T08:23:58Z" />
  </query-continue>
  <query>
    <allimages>
      <img name="Zwerver.jpg" timestamp="2023-09-18T07:15:00Z" user="Munnik" url="http://www.sleepbootlambert.nl/wiki/images/d/d6/Zwerver.jpg" descriptionurl="http://www.sleepbootlambert.nl/wiki/index.php?title=Bestand:Zwerver.jpg" ns="6" title="Bestand:Zwerver.jpg" />
      <img name="Zwerver_machinekamer.jpg" timestamp="2023-09-18T07:13:33Z" user="Munnik" url="http://www.sleepbootlambert.nl/wiki/images/7/77/Zwerver_machinekamer.jpg" descriptionurl="http://www.sleepbootlambert.nl/wiki/index.php?title=Bestand:Zwerver_machinekamer.jpg" ns="6" title="Bestand:Zwerver machinekamer.jpg" />
      <img name="Anders_J_Goedkoop_tornen.jpg" timestamp="2018-12-16T09:38:57Z" user="Munnik" url="http://www.sleepbootlambert.nl/wiki/images/f/fc/Anders_J_Goedkoop_tornen.jpg" descriptionurl="http://www.sleepbootlambert.nl/wiki/index.php?title=Bestand:Anders_J_Goedkoop_tornen.jpg" ns="6" title="Bestand:Anders J Goedkoop tornen.jpg" />
      <img name="Anders_J_Goedkoop_losse_boot.jpg" timestamp="2018-12-16T09:38:22Z" user="Munnik" url="http://www.sleepbootlambert.nl/wiki/images/a/a9/Anders_J_Goedkoop_losse_boot.jpg" descriptionurl="http://www.sleepbootlambert.nl/wiki/index.php?title=Bestand:Anders_J_Goedkoop_losse_boot.jpg" ns="6" title="Bestand:Anders J Goedkoop losse boot.jpg" />
      <img name="A03CD72a-B5A1-40C7-989F-9A27AA11A1EA.jpg" timestamp="2016-04-28T08:03:28Z" user="Munnik" url="http://www.sleepbootlambert.nl/wiki/images/a/a3/A03CD72a-B5A1-40C7-989F-9A27AA11A1EA.jpg" descriptionurl="http://www.sleepbootlambert.nl/wiki/index.php?title=Bestand:A03CD72a-B5A1-40C7-989F-9A27AA11A1EA.jpg" ns="6" title="Bestand:A03CD72a-B5A1-40C7-989F-9A27AA11A1EA.jpg" />
      <img name="3B262394-9048-41DD-A81A-CEE6152E959E.jpg" timestamp="2016-04-06T13:51:21Z" user="Munnik" url="http://www.sleepbootlambert.nl/wiki/images/0/09/3B262394-9048-41DD-A81A-CEE6152E959E.jpg" descriptionurl="http://www.sleepbootlambert.nl/wiki/index.php?title=Bestand:3B262394-9048-41DD-A81A-CEE6152E959E.jpg" ns="6" title="Bestand:3B262394-9048-41DD-A81A-CEE6152E959E.jpg" />
      <img name="B79E5776-5A7A-44AA-8D65-389E70127FBF.jpg" timestamp="2016-02-07T21:46:47Z" user="Munnik" url="http://www.sleepbootlambert.nl/wiki/images/d/d1/B79E5776-5A7A-44AA-8D65-389E70127FBF.jpg" descriptionurl="http://www.sleepbootlambert.nl/wiki/index.php?title=Bestand:B79E5776-5A7A-44AA-8D65-389E70127FBF.jpg" ns="6" title="Bestand:B79E5776-5A7A-44AA-8D65-389E70127FBF.jpg" />
      <img name="Brevo_Mevo_2.jpg" timestamp="2015-11-18T08:25:49Z" user="Munnik" url="http://www.sleepbootlambert.nl/wiki/images/1/15/Brevo_Mevo_2.jpg" descriptionurl="http://www.sleepbootlambert.nl/wiki/index.php?title=Bestand:Brevo_Mevo_2.jpg" ns="6" title="Bestand:Brevo Mevo 2.jpg" />
      <img name="Bolnes_Mevo_2.jpg" timestamp="2015-11-18T08:25:20Z" user="Munnik" url="http://www.sleepbootlambert.nl/wiki/images/b/b7/Bolnes_Mevo_2.jpg" descriptionurl="http://www.sleepbootlambert.nl/wiki/index.php?title=Bestand:Bolnes_Mevo_2.jpg" ns="6" title="Bestand:Bolnes Mevo 2.jpg" />
      <img name="Bolnes_Mevo_2_type_plaatje.jpg" timestamp="2015-11-18T08:24:59Z" user="Munnik" url="http://www.sleepbootlambert.nl/wiki/images/8/8b/Bolnes_Mevo_2_type_plaatje.jpg" descriptionurl="http://www.sleepbootlambert.nl/wiki/index.php?title=Bestand:Bolnes_Mevo_2_type_plaatje.jpg" ns="6" title="Bestand:Bolnes Mevo 2 type plaatje.jpg" />
    </allimages>
  </query>
</api>