Summary
redirect.domain-robot.org has one IP number , which also has a corresponding reverse pointer.
h7n.de,
ht7.eu,
smdv.at,
htnf.de,
mesa.de and at least 100 other hosts point to the same IP.
14oz.de,
pef.net,
klaus.de,
jpass.de,
cepad.net and at least 100 other hosts use this as a mailserver.
domain-robot.org is a domain controlled by two nameservers at
domain-robot.org themselves. They are on different IP networks. Incoming mail for
domain-robot.org is handled by one mailserver also at
domain-robot.org.
domain-robot.org has one IP number , but the reverse is
irtp1.domain-robot.org.
redirect.domain-robot.org is hosted on a server in Germany.