Robtex

Up: 185.57.0.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.57.4.0/23
Down right: 185.57.6.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.57.4.126	PTR	h-4-126.a357.priv.bahnhof.se
185.57.4.126	A	mail.hedbergs.biz
185.57.5.43	A	www.x-obi.com
185.57.5.43	A	ns.x-obi.com
185.57.5.43	A	*.x-obi.com
185.57.6.11	A	cubsystems.se
185.57.6.33	A	a.bsdguru.net
185.57.6.163	A	vikner.net