go
bel0sgem016.hq.dla.mil has one IP number , which also has a corresponding reverse pointer. smtp.hq.dla.mil, romulus.daps.dla.mil and mailfilter.hq.dla.mil point to the same IP. dla.mil, rifas10.desc.dla.mil, hqfas03.desc.dla.mil and rifas24.desc.dla.mil use this as a mailserver. hq.dla.mil is a domain controlled by two nameservers at dla.mil. They are on different IP networks. hq.dla.mil has one IP number. bel0sgem016.hq.dla.mil is hosted on a server in United States.

bel0sgem016.hq.dla.mil
a records
 
+ 131.70.209.16 131.64.0.0/13 AS27064 -
+ --- -
+ --- smtp.hq.dla.mil
+ --- mailfilter.hq.dla.mil
+ --- romulus.daps.dla.mil

hq.dla.mil
a records
 
+ 131.70.202.10 131.64.0.0/13 AS27064  
+ ---  
ns-soa records
ns1.dla.mil
+ 206.38.35.3 206.38.0.0/16 AS27064 -
+ --- -
ns records
ns1.dla.mil
+ 206.38.35.3 206.38.0.0/16 AS27064 -
+ --- -
ns4.dla.mil
+ 131.78.81.254 131.76.0.0/14 AS27064 -
ip numbers of host
131.70.209.16
ptrs of ip numbers
bel0sgem016.hq.dla.mil
mailfilter.hq.dla.mil
romulus.daps.dla.mil
smtp.hq.dla.mil
ip numbers using ptr to this host
131.70.209.16
hostnames sharing ip with a-records
mailfilter.hq.dla.mil
romulus.daps.dla.mil
smtp.hq.dla.mil
domains using this as mailserver
dla.mil
hqfas03.desc.dla.mil
rifas10.desc.dla.mil
rifas24.desc.dla.mil