Forked from [gist mcarpenterjr/godaddy_ddns.sh](https://gist.github.com/mcarpenterjr/1dedf9f9f842710ba5f07937ef4f5ae4)

Changes:

- usage of wtfismyip.com
- added IPv6 support (for the poor people which ISP is regularly changing the ipv6 ranges)
- lower ttl (600)