To use IPv6 addresses in legacy software, some mechanism must be in place to not confuse programs with colons (:) in the addresses. For Windows this is IPv6 literals.
We have created IPv6 to literal online converting tool. It is a free tool to convert IPv6 to literal address ending with .ipv6-literal.net
For example, these two lines behave identically:
Also, zone ID is supported and shortest / longest IPv6 address form is calculated.
For more information and to test this tool in action, click here!
Use form below, if you have suggestions or comments.
UPDATE Apr 26, 2011. As Takyoji suggested, just added support for Reverse DNS lookup. Now last row is calculated for use with the special domain ip6.arpa.