Summary
fw1.k2.pl has one IP number , which also has a corresponding reverse pointer.
ns2.k2.pl point to the same IP.
k2.pl is a domain controlled by two nameservers at
medianet.pl. They are on the same IP network. Incoming mail for
k2.pl is handled by one mailserver at
k2.pl themselves.
k2.pl has one IP number.
fw1.k2.pl is hosted on a server in Poland.