go
mx3.isotti.org, mx2.cenobi.net, mail2.hillsc.net, mx3.offercent.com, xmail2.everfox.com and at least three other hosts point to 74.125.45.114.

mail.domainshow.net
a records
 
+ 74.125.45.114 74.125.44.0/23 AS15169  
+ ---  

mail.layerdomain.com
a records
 
+ 74.125.45.114 74.125.44.0/23 AS15169  
+ ---  

mail.midexgroup.com
a records
 
+ 74.125.45.114 74.125.44.0/23 AS15169  
+ ---  

mail2.hillsc.net
a records
 
+ 74.125.45.114 74.125.44.0/23 AS15169  
+ ---  

mx2.cenobi.net
a records
 
+ 74.125.45.114 74.125.44.0/23 AS15169  
+ ---  

mx3.isotti.org
a records
 
+ 74.125.45.114 74.125.44.0/23 AS15169  
+ ---  

mx3.offercent.com
a records
 
+ 74.125.45.114 74.125.44.0/23 AS15169  
+ ---  

xmail2.everfox.com
a records
 
+ 74.125.45.114 74.125.44.0/23 AS15169  
+ ---  
ip numbers of host
74.125.45.114
hostnames sharing ip with a-records
mail.domainshow.net
mail.layerdomain.com
mail.midexgroup.com
mail2.hillsc.net
mx2.cenobi.net
mx3.isotti.org
mx3.offercent.com
xmail2.everfox.com
domains using this as mailserver
*.layerdomain.com
cenobi.net
domainshow.net
everfox.com
hillsc.net
isotti.org
layerdomain.com
mail.layerdomain.com
offercent.com