https://old.reddit.com/wiki/faq#wiki_what_constitutes_spam.3...
https://www.reddit.com/wiki/selfpromotion
On that background, mods of a subreddit that agree with those rules banning you is not terribly surprising: If we ignore 2 posts from 4 years ago all you've done is post and comment on content from your own site.
https://old.reddit.com/wiki/faq#wiki_what_constitutes_spam.3...
https://www.reddit.com/wiki/selfpromotion
On that background, mods of a subreddit that agree with those rules banning you is not terribly surprising: If we ignore 2 posts from 4 years ago all you've done is post and comment on content from your own site.