go
in-mail.ci.slc.ut.us has one IP number , which also has a corresponding reverse pointer. ci.slc.ut.us use this as a mailserver. ci.slc.ut.us is a domain controlled by two nameservers at ci.slc.ut.us themselves. They are on the same IP network. Incoming mail for ci.slc.ut.us is handled by two mailservers also at ci.slc.ut.us. They are on the same IP network. in-mail.ci.slc.ut.us is hosted on a server in United States.

in-mail.ci.slc.ut.us
a records
 
+ 204.124.13.1 204.124.13.0/24 AS209 -
+ --- -

ci.slc.ut.us
ns records
slcons1.ci.slc.ut.us
+ 204.124.13.73 204.124.13.0/24 AS209 -
+ --- -
slcons2.ci.slc.ut.us
+ 204.124.13.53 204.124.13.0/24 AS209 -
mx records
in-mail.ci.slc.ut.us
+ 204.124.13.1 204.124.13.0/24 AS209 -
+ --- -
internet-smtp.ci.slc.ut.us
+ 204.124.13.74 204.124.13.0/24 AS209 -
ip numbers of host
204.124.13.1
ptrs of ip numbers
in-mail.ci.slc.ut.us
ip numbers using ptr to this host
204.124.13.1
domains using this as mailserver
ci.slc.ut.us