I have a VirtualBox adapter that has the two an IPv4 and IPv6 tackle. Using the .Internet code, I am obtaining the IPv6 tackle as fe80::71a3:2b00:ddd3:753f%sixteen. Hence, IPv6 transition mechanisms are required to help IPv6 hosts to reach IPv4 companies and to permit isolated IPv6 hosts and networks to succeed https://whatsmyip.co.in/