In the past there have been cases where firewall defaults were configured incorrectly for IPV6 and stuff would get inadvertently exposed. I don't think that's a

In the past there have been cases where firewall defaults were configured incorrectly for IPV6 and stuff would get inadvertently exposed. I don't think that's as common now but I could see just entirely disabling ipv6 to avoid this if you don't want to specifically test to make sure the configuration is correct.