Summary
ns1.siscoit.pl has one IP number , but the reverse is
ns1.ogicom.pl.
tx.ac.pl,
ns1.arx.pl,
ns2.dk1.pl,
dns1.nse.pl,
dns.sisco.pl and at least 49 other hosts point to the same IP.
brbc.pl,
ziph.pl,
1but.pl,
car4u.pl,
zstil.eu and at least 87 other hosts use this as a nameserver.
siscoit.pl is delegated to two nameservers, however both delegated nameservers are missing in the zone and four other nameservers are listed. There are four duplicated IP numbers. Some of them are on the same IP network. Incoming mail for
siscoit.pl is handled by two mailservers on different IP networks.
siscoit.pl has two IP numbers. They are on the same IP network.
ns1.siscoit.pl is hosted on a server in Poland.