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mail.powerinternet.nl has one IP number , but the reverse is 213-189-18-229.reasonnet.com. mail.blackbabe.nl, mail.nlbilling.net, mail.allsexnews.com and mail.kinky-cinema.com point to the same IP. oudermediair.com and powerinternet.nl use this as a mailserver. powerinternet.nl is a domain controlled by two nameservers at hostlab.nl. They are on the same IP network. Incoming mail for powerinternet.nl is handled by one mailserver at powerinternet.nl themselves. powerinternet.nl has one IP number. mail.powerinternet.nl is hosted on a server in Netherlands.

mail.powerinternet.nl
a records
 
+ 213.189.18.229 213.189.0.0/19 AS25525 213-189-18-229.reasonnet.com
+ --- 213-189-18-229.reasonnet.com

powerinternet.nl
a records
 
+ 80.94.72.195 80.94.64.0/20 AS5580  
+ ---  
ns-soa records
ns0.hostlab.nl
+ 213.247.34.34 213.247.32.0/19 AS25525 ns2.rokscom.nl
+ --- ns2.rokscom.nl
ns records
ns0.hostlab.nl
+ 213.247.34.34 213.247.32.0/19 AS25525 ns2.rokscom.nl
+ --- ns2.rokscom.nl
ns1.hostlab.nl
+ 213.247.43.30 213.247.32.0/19 AS25525 ns1.rokscom.net
+ --- ns1.rokscom.net
mx records
mail.powerinternet.nl
+ 213.189.18.229 213.189.0.0/19 AS25525 213-189-18-229.reasonnet.com
+ --- 213-189-18-229.reasonnet.com
ip numbers of host
213.189.18.229
ptrs of ip numbers
213-189-18-229.reasonnet.com
hostnames sharing ip with a-records
mail.allsexnews.com
mail.blackbabe.nl
mail.kinky-cinema.com
mail.nlbilling.net
domains using this as mailserver
oudermediair.com
powerinternet.nl
domains using this as mailserver under another name
allsexnews.com
blackbabe.nl
kinky-cinema.com
nlbilling.net