The female of the spiderwasp Agenioideus cinctellus [1,2] on the beehotel. She seemed more to be hunting than looking for a potential nesting site.
Literature
1 Nederlands Soortenregister2 Nieuwenhuijsen, H., 2008. De spinnendoders van Nederland (Hymenoptera: Pompilidae). Jeugdbondsuitgeverij.