Summary
ns1.m-online.net has one IP number , which also has a corresponding reverse pointer.
q.ag,
blm.de,
mip.de,
zlf.de,
a2e.de and at least 100 other hosts use this as a nameserver.
m-online.net is delegated to three nameservers, however one extra nameserver is listed in the zone. All nameservers are at
m-online.net themselves. Two of them are on the same IP network. Incoming mail for
m-online.net is handled by three mailservers having a total of five IP numbers. Some of them are on the same IP network.
ns1.m-online.net is hosted on a server in Germany.