I noticed that when CCleaner was running (monitoring was supposedly switched off and I'd supposedly opted out of everything else) my machine constantly contacted: ip-info.ff.avast.com shepherd.sb.avast.com analytics.ff.avast.com There appears to be nothing at ip-info.ff.avast.com but a search for the URL found a reference to http://ip-info.ff.avast.com/v1/info in an Avast support forum. This does work and going to the address displays accurate data under each of the below headings: