go
corpsmsweb.dtac.co.th has one IP number. dtac.co.th is a domain controlled by three nameservers. All of them are on different IP networks. Incoming mail for dtac.co.th is handled by four mailservers. Two of them are on the same IP network. dtac.co.th has one IP number. corpsmsweb.dtac.co.th is hosted on a server in Thailand.

corpsmsweb.dtac.co.th
a records
 
+ 202.91.17.71 202.91.17.0/24 AS17724  
+ ---  

dtac.co.th
a records
 
+ 203.107.128.131 203.107.128.0/20 AS7693  
+ ---  
ns-soa records
nova2.dtac.co.th
+ 202.91.20.49 202.91.20.0/24 AS17724 -
+ --- -
ns records
nova2.dtac.co.th
+ 202.91.20.49 202.91.20.0/24 AS17724 -
+ --- -
ns2.ksc.co.th
+ 202.44.144.33 202.44.144.0/24 AS7693 -
master01.csloxinfo.com
+ 203.146.193.45 203.146.192.0/22 AS4750 -
mx records
gemini2.dtac.co.th
+   AS?  
+ ---  
gemini11.dtac.co.th
+ 202.91.20.70 202.91.20.0/24 AS17724 gemini11.dtac.co.th.20.91.202.in-addr.arpa
+ --- gemini11.dtac.co.th.20.91.202.in-addr.arpa
gemini12.dtac.co.th
+ 202.91.20.71 202.91.20.0/24 AS17724 gemini12.dtac.co.th.20.91.202.in-addr.arpa
+ --- gemini12.dtac.co.th.20.91.202.in-addr.arpa
postwall.ksc.net.th
+ 203.107.131.199 203.107.128.0/20 AS7693 -
+ --- -
ip numbers of host
202.91.17.71
ip numbers using ptr to this host
203.146.102.215