On Thu, Dec 19, 2019 at 02:46:07AM +0100, Danny Milosavljevic wrote:
> Hi,
> 
> maybe netcat should support ipv6 ("-6" option).
> 
> The latest official release on Sourceforge doesn't have it but Debian includes a patch to add it.

There is a more featured and maintained netcat implementation (ncat)
provided by the nmap package. It does support IPv6.