== IPv4 to IPv6 Proxy ==
To allow access to you web site, a service convert IPv4 access to IPv6 and call your service into IPv6.

Then You will show the IPv6 of this service and not the real IPv4 used for IPv4 connections.

== How solve for HTTP and HTTPS ==
Take care of the HTTP headers:
  * X-Real-IP
  * X-Forwarded-For

From:
  * 2803:1920::9c8f:e163:0:0/96

{{:ipv4-internet-to-ipv6-vps-ok.png |IPv4 internet to IPv6 VPS}}

PS: have similar mecanism for DNS, SNMP (protocol on fixed port), for more security the port of SSH/SFTP, POP3, IMAP is randomised