/favicon.ico is the only “default” URL. /favicon.ico is usually not an actual “icon” type anymore but PNG or JPG (but with the same URL). Other than that you need to load the HTML and check for Link headers or <linkrel=icon> elements. While URLs like /favicon.png may be popular they aren’t part of any actual protocol.
/favicon.icois the only “default” URL./favicon.icois usually not an actual “icon” type anymore but PNG or JPG (but with the same URL). Other than that you need to load the HTML and check forLinkheaders or<link rel=icon>elements. While URLs like/favicon.pngmay be popular they aren’t part of any actual protocol.