breaking news
(I have to confess apple is sometimes good)
given a #IPv6only mobile access (like the Deutsche Telekom within Germany, not during roaming)
recent apple #iOS 18.5
makes
#IPv6mostly for clients via hotspot

#dhcpoption108 as well #pref64

I made also the windows test - in case option 108 is not provided by the client, iOS provides IPv4

#ipv6