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="2024-05-02T11:42:49Z" />
  </query-continue>
  <query>
    <allimages>
      <img name="Thumbnail_IMG_4168.jpg" timestamp="2024-05-15T14:53:05Z" user="Ulibär" url="http://www.networksvolvoniacs.org/images/9/99/Thumbnail_IMG_4168.jpg" descriptionurl="http://www.networksvolvoniacs.org/index.php/Datei:Thumbnail_IMG_4168.jpg" ns="6" title="Datei:Thumbnail IMG 4168.jpg" />
      <img name="Thumbnail_IMG_4162.jpg" timestamp="2024-05-15T14:51:47Z" user="Ulibär" url="http://www.networksvolvoniacs.org/images/1/1f/Thumbnail_IMG_4162.jpg" descriptionurl="http://www.networksvolvoniacs.org/index.php/Datei:Thumbnail_IMG_4162.jpg" ns="6" title="Datei:Thumbnail IMG 4162.jpg" />
      <img name="Thumbnail_IMG_4184.jpg" timestamp="2024-05-15T14:51:17Z" user="Ulibär" url="http://www.networksvolvoniacs.org/images/d/d8/Thumbnail_IMG_4184.jpg" descriptionurl="http://www.networksvolvoniacs.org/index.php/Datei:Thumbnail_IMG_4184.jpg" ns="6" title="Datei:Thumbnail IMG 4184.jpg" />
      <img name="Thumbnail_IMG_4170_(1).jpg" timestamp="2024-05-15T14:50:50Z" user="Ulibär" url="http://www.networksvolvoniacs.org/images/d/d3/Thumbnail_IMG_4170_%281%29.jpg" descriptionurl="http://www.networksvolvoniacs.org/index.php/Datei:Thumbnail_IMG_4170_(1).jpg" ns="6" title="Datei:Thumbnail IMG 4170 (1).jpg" />
      <img name="Kettwig_fürs_Forum_4.jpg" timestamp="2024-05-12T14:25:57Z" user="Gunvor" url="http://www.networksvolvoniacs.org/images/7/74/Kettwig_f%C3%BCrs_Forum_4.jpg" descriptionurl="http://www.networksvolvoniacs.org/index.php/Datei:Kettwig_f%C3%BCrs_Forum_4.jpg" ns="6" title="Datei:Kettwig fürs Forum 4.jpg" />
      <img name="Kettwig_fürs_Forum_2.jpg" timestamp="2024-05-12T14:24:30Z" user="Gunvor" url="http://www.networksvolvoniacs.org/images/3/38/Kettwig_f%C3%BCrs_Forum_2.jpg" descriptionurl="http://www.networksvolvoniacs.org/index.php/Datei:Kettwig_f%C3%BCrs_Forum_2.jpg" ns="6" title="Datei:Kettwig fürs Forum 2.jpg" />
      <img name="Kettwig_fürs_Forum_1.jpg" timestamp="2024-05-12T14:24:03Z" user="Gunvor" url="http://www.networksvolvoniacs.org/images/4/4b/Kettwig_f%C3%BCrs_Forum_1.jpg" descriptionurl="http://www.networksvolvoniacs.org/index.php/Datei:Kettwig_f%C3%BCrs_Forum_1.jpg" ns="6" title="Datei:Kettwig fürs Forum 1.jpg" />
      <img name="Kettwig_fürs_Forum_3.jpg" timestamp="2024-05-12T14:23:14Z" user="Gunvor" url="http://www.networksvolvoniacs.org/images/5/5f/Kettwig_f%C3%BCrs_Forum_3.jpg" descriptionurl="http://www.networksvolvoniacs.org/index.php/Datei:Kettwig_f%C3%BCrs_Forum_3.jpg" ns="6" title="Datei:Kettwig fürs Forum 3.jpg" />
      <img name="Kabine2.jpeg" timestamp="2024-05-07T16:43:33Z" user="Michael Basel" url="http://www.networksvolvoniacs.org/images/a/ac/Kabine2.jpeg" descriptionurl="http://www.networksvolvoniacs.org/index.php/Datei:Kabine2.jpeg" ns="6" title="Datei:Kabine2.jpeg" />
      <img name="Kabine1.jpeg" timestamp="2024-05-07T16:42:21Z" user="Michael Basel" url="http://www.networksvolvoniacs.org/images/9/91/Kabine1.jpeg" descriptionurl="http://www.networksvolvoniacs.org/index.php/Datei:Kabine1.jpeg" ns="6" title="Datei:Kabine1.jpeg" />
    </allimages>
  </query>
</api>