Robtex

Up: 213.183.42.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 213.183.42.0/25
Down right: 213.183.42.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
213.183.42.0	PTR	subnet.infra.ds.melbicom.net
213.183.42.26	A	oxnarddeal.com
213.183.42.50	PTR	20180501.fra.66.to
213.183.42.50	A	edge6.xmediaget.com
213.183.42.58	PTR	free.ds.melbicom.net
213.183.42.58	A	streamsport-365.com
213.183.42.58	A	streamsport365.com
213.183.42.106	A	staticv2.upnp.xyz