Logo icon for sharing site to native apps?

Does anyone know which logo or favicon is used to preview the site when a user shares the site to their iOS or android app?
Usually on Safari when you tap share while on a website, a preview logo is shown to the left in addition to the site meta name. Right now it’s previewing a zoomed version of my logo. Would like to use a fitting favicon for this.


It generally depends on the application in which the link is pasted. Usually the favicon from link rel="icon" is used: