go
Sorry, we have no information about bom1-83-221-145-54.bom.dk. bom.dk is a domain controlled by two nameservers at bom.dk themselves. They are on different IP networks. Incoming mail for bom.dk is handled by one mailserver also at bom.dk. bom.dk has one IP number.

bom.dk
a records
 
+ 83.221.145.105 83.221.128.0/19 AS16245  
+ ---  
ns-soa records
ns1.bom.dk
+ 82.198.64.22 82.198.64.0/19 AS16097 -
+ --- -
ns records
ns1.bom.dk
+ 82.198.64.22 82.198.64.0/19 AS16097 -
+ --- -
ns2.bom.dk
+ 88.82.224.22 88.82.224.0/19 AS16097 -
mx records
mail.bom.dk
+ 83.221.145.71 83.221.128.0/19 AS16245 -
+ --- -
ip numbers using ptr to this host
83.221.145.54