Most of the things you've mentioned are caused by the delayed IPv6 rollout, self-hosting just isn't a priority for residential ISPs. I'm sure that there are ple

Most of the things you've mentioned are caused by the delayed IPv6 rollout, self-hosting just isn't a priority for residential ISPs. I'm sure that there are plenty of good tutorials on setting up Apache or some other web server, those tutorials can't exist for actually exposing it to the Internet, there's just too many routers and ISPs.