Hreflang="en-us": the ISO code for the language used to the website page, accompanied by the ISO code to the country at which that webpage is aimed (the place/region code is not generally needed) Greatest Contentful Paint is the time it requires to load the single major visible ingredient while in https://free-bookmarking.com/story18881218/the-smart-trick-of-was-ist-ein-canonical-tag-that-nobody-is-discussing