But the subdomain matches your user name and your account does not have a history of engagement with HN (irrespective of its age). That may correlate with low quality content in general and threrefore there might be a "self-promotion" heuristic in place.
It's not that self-promotion is banned on HN. But using HN only for self-promotion is generally discouraged (or explicitly discouraged) because it sucks up oxygen without much benefit to the community.
But the subdomain matches your user name and your account does not have a history of engagement with HN (irrespective of its age). That may correlate with low quality content in general and threrefore there might be a "self-promotion" heuristic in place.
It's not that self-promotion is banned on HN. But using HN only for self-promotion is generally discouraged (or explicitly discouraged) because it sucks up oxygen without much benefit to the community.