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mail.smiletravel.nl has one IP number. 83.dyn.rp80.se, 0.83.dyn.rp80.se, 2a.83.dyn.rp80.se, 83.ip.cust.port80.se and 83.biz.sta.port80.se point to the same IP. smiletravel.nl use this as a mailserver. smiletravel.nl is a domain controlled by two nameservers at metaregistrar.nl. They are on the same IP network. Incoming mail for smiletravel.nl is handled by one mailserver at smiletravel.nl themselves. smiletravel.nl has one IP number.

mail.smiletravel.nl
a records
 
+ 0.0.0.83 AS?  
+ ---  

*.smiletravel.nl
a records
 
+ 83.98.140.132 83.98.128.0/18 AS25525  
+ ---  

smiletravel.nl
a records
 
+ 83.98.140.132 83.98.128.0/18 AS25525  
+ ---  
ns-soa records
ns1.metaregistrar.nl
+ 81.4.97.217 81.4.64.0/18 AS21155 ns1.mijndomein.nl
+ --- ns1.mijndomein.nl
ns records
ns1.metaregistrar.nl
+ 81.4.97.217 81.4.64.0/18 AS21155 ns1.mijndomein.nl
+ --- ns1.mijndomein.nl
ns2.metaregistrar.nl
+ 81.4.96.65 81.4.64.0/18 AS21155 ip-space.by.proserve.nl
+ --- ip-space.by.proserve.nl
mx records
mail.smiletravel.nl
+ 0.0.0.83 AS?  
+ ---  
ip numbers of host
0.0.0.83
hostnames sharing ip with a-records
*.0.83.dyn.rp80.se
*.83.biz.sta.port80.se
*.83.dyn.rp80.se
*.83.ip.cust.port80.se
.83.dyn.rp80.se
0.83.dyn.rp80.se
2a.83.dyn.rp80.se
83.biz.sta.port80.se
83.dyn.rp80.se
83.ip.cust.port80.se
domains using this as mailserver
smiletravel.nl