In ipv4 these will be src-natted and thus have a statefuo firewall by necessity.

In IPv6 they likely will auto configure onto a public ip address which may not have a stateful firewall.

Doesn’t seem to be the case here all of these are ipv4 addresses https://www.zoomeye.ai/searchResult?q=IlRQUkktREVWSUNFIg==