Robtex

Up: 185.239.40.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 185.239.41.0/25
Down right: 185.239.41.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.239.41.227	PTR	mail.hostbay.pl
185.239.41.227	A	ns1.osp-trzciana.pl
185.239.41.227	A	ns1.hostbay.pl
185.239.41.228	A+PTR	mail.hostbay.pl
185.239.41.228	A	ns2.hostbay.pl
185.239.41.228	A	ns2.osp-trzciana.pl
185.239.41.229	PTR	229.pool-41.nexet.pl
185.239.41.229	A	workbay.pl
185.239.41.231	PTR	231.pool-41.nexet.pl
185.239.41.231	A	osp-trzciana.pl
185.239.41.231	A	hostbay.pl