curl IPv6 + https test

https://forum.netgate.com/topic/134243/http-test-ipv6-com-works-but-https-test-ipv6-com-doesn-t-tls-handshake-stuck-with-ipv6

If somehow you get error using IPv6 and https, this curl example might help

curl -XGET -I -vvvv https://wiki.archlinux.org/index.php/Table_of_contents