I think it’s because nostr:npub1gcxzte5zlkncx26j68ez60fzkvtkm9e0vrwdcvsjakxf9mu9qewqlfnj5z isn’t running any relays as part of amethyst. Where as Damus has a big read / write relay and primal makes extensive use of a caching relay that also provides things like notifications, follow counts, etc.