go
stg.mesa1.secureserver.net, dev.mesa1.secureserver.net, mgmt.mesa1.secureserver.net, prod.mesa1.secureserver.net, test.mesa1.secureserver.net and at least 58 other hosts are subdomains to this hostname. secureserver.net is a domain controlled by two nameservers at secureserver.net themselves. They are on different IP networks. Incoming mail for secureserver.net is handled by one mailserver also at secureserver.net. secureserver.net has one IP number.

secureserver.net
a records
 
+ 97.74.104.208 97.74.104.0/23 AS26496  
+ ---  
ns-soa records
cns1.secureserver.net
+ 208.109.255.100 208.109.255.0/24 AS26496 -
+ --- -
ns records
cns1.secureserver.net
+ 208.109.255.100 208.109.255.0/24 AS26496 -
+ --- -
cns2.secureserver.net
+ 216.69.185.100 216.69.185.0/24 AS26496 -
mx records
smtp.secureserver.net
+ 216.69.186.201 216.69.184.0/22 AS26496 m1pismtp01-v01.prod.mesa1.secureserver.net
+ --- m1pismtp01-v01.prod.mesa1.secureserver.net
subdomains
corpimage02.mesa1.secureserver.net
corpimap02.mesa1.secureserver.net
ctld01.mesa1.secureserver.net
ctld02.mesa1.secureserver.net
dev.mesa1.secureserver.net
emailadmin.mesa1.secureserver.net
emailadmin01.mesa1.secureserver.net
emailadmin02-01.mesa1.secureserver.net
emailadmin02-02.mesa1.secureserver.net
emailadmin02.mesa1.secureserver.net
emailutil.mesa1.secureserver.net
emailutil01.mesa1.secureserver.net
emailutil02.mesa1.secureserver.net
inet.mesa1.secureserver.net
linhost104.mesa1.secureserver.net
linhost106.mesa1.secureserver.net
linhost108.mesa1.secureserver.net
linhost109.mesa1.secureserver.net
linhost110.mesa1.secureserver.net
linhost112.mesa1.secureserver.net
linhost114.mesa1.secureserver.net
linhost116.mesa1.secureserver.net
linhost201.mesa1.secureserver.net
linhost202.mesa1.secureserver.net
linhost203.mesa1.secureserver.net
linhost205.mesa1.secureserver.net
linhost206.mesa1.secureserver.net
linhost207.mesa1.secureserver.net
linhostssl01.mesa1.secureserver.net
linhostssl02.mesa1.secureserver.net
mgmt.mesa1.secureserver.net
mysqladmin01.mesa1.secureserver.net
mysqladmin02.mesa1.secureserver.net
pop03.mesa1.secureserver.net
pop04.mesa1.secureserver.net
pop05.mesa1.secureserver.net
pre-smtp19-01.mesa1.secureserver.net
prod.mesa1.secureserver.net
qs-smtp01-01.mesa1.secureserver.net
smtp01-01.mesa1.secureserver.net
smtp01-02.mesa1.secureserver.net
smtp02-01.mesa1.secureserver.net
smtp02-02.mesa1.secureserver.net
smtp03-01.mesa1.secureserver.net
smtp04-01.mesa1.secureserver.net
smtp04-02.mesa1.secureserver.net
smtpout01-01.mesa1.secureserver.net
smtpout01-02.mesa1.secureserver.net
smtpout01-03.mesa1.secureserver.net
smtpout01-04.mesa1.secureserver.net
smtpout01-05.mesa1.secureserver.net
smtpout03-01.mesa1.secureserver.net
smtpout03-02.mesa1.secureserver.net
smtpout03-03.mesa1.secureserver.net
smtpout03-04.mesa1.secureserver.net
smtpout03-05.mesa1.secureserver.net
smtpout03.mesa1.secureserver.net
stg.mesa1.secureserver.net
test.mesa1.secureserver.net
webmail01.mesa1.secureserver.net
webmail04.mesa1.secureserver.net
webmail07.mesa1.secureserver.net
winhostentssl01.mesa1.secureserver.net