go
248.177.icertified.net and 254.177.icertified.net are subdomains to this hostname. icertified.net is a domain controlled by two nameservers at icertified.net themselves. They are on the same IP network. Incoming mail for icertified.net is handled by one mailserver also at icertified.net. icertified.net has one IP number.

icertified.net
a records
 
+ 204.15.248.89 204.15.248.0/21 AS22384  
+ ---  
ns-soa records
dns1.icertified.net
+ 204.15.249.150 204.15.248.0/21 AS22384 -
+ --- -
ns records
dns1.icertified.net
+ 204.15.249.150 204.15.248.0/21 AS22384 -
+ --- -
dns2.icertified.net
+ 204.15.248.150 204.15.248.0/21 AS22384 -
mx records
acura.icertified.net
+ 204.15.248.221 204.15.248.0/21 AS22384 -
+ --- -
subdomains
248.177.icertified.net
254.177.icertified.net