Summary
btx.dtag.de is delegated to three nameservers, however two extra nameservers are listed in the zone. Some of them are on the same IP network. Incoming mail for
btx.dtag.de is handled by eight mailservers at
sul.t-online.de. There are seven duplicated IP numbers.
ibo.de,
ibo.ch,
mmn.us,
fish.de,
dtag.de and at least 45 other hosts share nameservers with this domain.
srv.t-online.de,
tt02.btx.dtag.de,
tt01.btx.dtag.de,
dns04.btx.dtag.de,
dns03.btx.dtag.de and at least ten other hosts share mailservers with this domain.
huk.btx.dtag.de,
pop.btx.dtag.de,
tt02.btx.dtag.de,
vsnd.btx.dtag.de,
tt01.btx.dtag.de and at least 37 other hosts are subdomains to this hostname.
dtag.de is a domain controlled by two nameservers on different IP networks.