Summary
Incoming mail for
mail.dv-werk.de is handled by one mailserver having a total of four IP numbers. All of them are on the same IP network.
yes.de,
euko.de,
bwbv.de,
azvd.nl,
cutes.de and at least 100 other hosts share mailservers with this domain.
dv-werk.de is a domain controlled by two nameservers at
rzone.de. They are on different IP networks. Incoming mail for
dv-werk.de is handled by one mailserver having a total of four IP numbers. All of them are on the same IP network.
dv-werk.de has one IP number.