ns2.dlz.es has one IP number , but the reverse is ns2.inwx.de. markig.de, ns2.n5n.de, ns2.tn1.de, wingnet.at, b.na-se.de and at least 100 other hosts point to the same IP. dlz.es and hentaiforum.net use this as a nameserver. dlz.es is delegated to three nameservers, however all three delegated nameservers are missing in the zone and three other nameservers are listed instead. There are three duplicated IP numbers. Some of them are on the same IP network. Incoming mail for dlz.es is handled by one mailserver at hentaiforum.biz. dlz.es has one IP number. ns2.dlz.es is hosted on a server in Germany even though the hostname implies Spain.