Summary
ns2.nss.pl has one IP number , but the reverse is
sdns1.ovh.net.
ns2.d1.be,
ns2.oku.pl,
ns2.juz.pl,
ns2.edy.pl,
ns2.es0.net and at least 100 other hosts point to the same IP.
tap.pl,
nss.pl,
wael.pl,
kare.pl,
ladyga.pl and at least 18 other hosts use this as a nameserver.
nss.pl is delegated to four nameservers, however two delegated nameservers are missing in the zone. There are two duplicated IP numbers. Some of them are on the same IP network. Incoming mail for
nss.pl is handled by one mailserver at
poczta.nss.pl.
nss.pl has one IP number.
ns2.nss.pl is hosted on a server in France even though the hostname implies Poland.