Comment Re:Self-hosting isn't for everyone (Score 1) 82
Very few ISPs intentionally block inbound TCP.
One U.S. ISP that technically blocks inbound TCP over IPv6 is T-Mobile Home Internet (fixed wireless). The gateway appliance included with the plan offers no way to forward a port to the subscriber's computer. (Source) I've read that most major U.S. ISPs threaten to disconnect a home subscriber for running a publicly accessible server. (Source)
IPv6-only [...] site is inaccessible to users stuck on legacy networks
One large legacy network in the U.S. is Frontier fiber, which is still IPv4-only in 2026.