Incoming mail for mail2.lucia.de is handled by one mailserver having a total of four IP numbers. All of them are on the same IP network. mail2.lucia.de has one IP number , but the reverse is mx-b.kundenserver.de. mx.1and1.fr, mx02.1and1.fr, mx01.1and1.fr, mx.schlund.de, mx01.1and1.es and at least 38 other hosts point to the same IP. vnu.de, fdc.de, dhs.de, exec.at, gzaw.de and at least 100 other hosts share mailservers with this domain. lucia.de is a domain controlled by two nameservers at 1und1.de. They are on different IP networks. Incoming mail for lucia.de is handled by two mailservers having a total of four IP numbers. There are four duplicated IP numbers. Some of them are on the same IP network. lucia.de has one IP number. mail2.lucia.de is hosted on a server in Germany.