go
mail05.wcoil.com has one IP number , which also has a corresponding reverse pointer. pop.surge.net, pop3.surge.net and pop3.wcoil.com point to the same IP. wcoil.com is a domain controlled by two nameservers at wcoil.com themselves. They are on the same IP network. Incoming mail for wcoil.com is handled by one mailserver also at wcoil.com. wcoil.com has one IP number. mail05.wcoil.com is hosted on a server in United States.

mail05.wcoil.com
a records
 
+ 65.17.132.135 65.17.128.0/20 AS11473 -
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wcoil.com
a records
 
+ 65.17.128.57 65.17.128.0/20 AS11473  
+ ---  
ns-soa records
ns1.wcoil.com
+ 65.17.128.13 65.17.128.0/20 AS11473 -
+ --- -
ns records
ns1.wcoil.com
+ 65.17.128.13 65.17.128.0/20 AS11473 -
+ --- -
ns2.wcoil.com
+ 65.17.128.17 65.17.128.0/20 AS11473 -
mx records
mail.wcoil.com
+ 65.17.138.250 65.17.128.0/20 AS11473 -
+ --- -
ip numbers of host
65.17.132.135
ptrs of ip numbers
mail05.wcoil.com
ip numbers using ptr to this host
65.17.132.135
hostnames sharing ip with a-records
pop.surge.net
pop3.surge.net
pop3.wcoil.com