Robtex

Up: 185.47.120.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.47.120.0/23
Down right: 185.47.122.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.47.120.32	PTR	envida.nl
185.47.120.32	A	mail.gkdzorg.nl
185.47.120.32	A	mail2.gkdzorg.nl
185.47.120.82	A	mail.deltastar.nl
185.47.120.88	A+PTR	cloud.thecomputercompany.nl
185.47.120.89	PTR	unassigned.ipv4.thecomputercompany.nl
185.47.120.89	A	mx-exchange.online-server.nl
185.47.120.145	A	mail.tccweb.nl
185.47.120.161	A	mail.bsdelemborgh.nl
185.47.120.161	A	mail.heuvelke.nl
185.47.120.161	A	mail.bsdespringplank.nl
185.47.121.1	PTR	dmz.asa.tccbeheer.nl
185.47.121.1	A	ns3.nl-systems.nl
185.47.121.1	A	ns3.i-minded.net
185.47.121.2	A+PTR	barracuda-01.thecomputercompany.nl
185.47.121.2	A	mx10.thecomputercompany.nl
185.47.121.3	PTR	barracuda-01.thecomputercompany.nl
185.47.121.14	A+PTR	ns-03.wh.tcc.eu
185.47.121.14	A	ns3.netbiz.nl