go
sine.slcpl.lib.ut.us has one IP number , but no corresponding reverse pointer. thinkinglibraries.org point to the same IP. 1.60.198.in-addr.arpa and 246.127.205.in-addr.arpa use this as a nameserver. slcpl.lib.ut.us is a domain controlled by two nameservers at slcpl.org. They are on the same IP network. sine.slcpl.lib.ut.us is hosted on a server in United States.

sine.slcpl.lib.ut.us
a records
 
+ 198.60.1.11 198.60.0.0/23 AS210 thinkinglibraries.org
+ --- thinkinglibraries.org
+ --- altpress.slcpl.org
+ --- library20.slcpl.org
+ --- dev.library20.slcpl.org

slcpl.lib.ut.us
ns-soa records
dns1.slcpl.org
+ 198.60.1.41 198.60.0.0/23 AS210 -
+ --- -
ns records
dns1.slcpl.org
+ 198.60.1.41 198.60.0.0/23 AS210 -
+ --- -
dns2.slcpl.org
+ 198.60.1.42 198.60.0.0/23 AS210 -
ip numbers of host
198.60.1.11
ptrs of ip numbers
altpress.slcpl.org
dev.library20.slcpl.org
library20.slcpl.org
thinkinglibraries.org
hostnames sharing ip with a-records
thinkinglibraries.org
domains using this as nameserver
1.60.198.in-addr.arpa
246.127.205.in-addr.arpa