v1/web/modules/contrib/xmlsitemap/xmlsitemap_engines/xmlsitemap_engines.routing.yml

xmlsitemap_engines.settings:
  path: '/admin/config/search/xmlsitemap/engines'
  defaults:
    _form: '\Drupal\xmlsitemap_engines\Form\XmlSitemapEnginesSettingsForm'
    _title: 'Search Engines'
  requirements:
    _permission: 'administer xmlsitemap'