I think that various legit long-standing domains of mine, commercial and personal, have been in and out of gmail and MS blacklists randomly. Indeed, some of th

I think that various legit long-standing domains of mine, commercial and personal, have been in and out of gmail and MS blacklists randomly. Indeed, some of the domains predate gmail for example. For this reason in part I have backup outgoing domains that I can fall back on if I need to, occasionally. Rgds Damon