Robtex

Up: 193.141.224.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 193.141.232.0/22
Down right: 193.141.236.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
193.141.232.0	PTR	static.kpn.net
193.141.232.81	PTR	static.kpn.net
193.141.234.49	PTR	static.kpn.net
193.141.234.49	A	xs4all.huship.nl
193.141.234.49	A	xs4all.carebeka.com
193.141.234.226	PTR	static.kpn.net
193.141.235.35	PTR	static.kpn.net
193.141.235.227	PTR	static.kpn.net
193.141.235.234	PTR	static.kpn.net
193.141.236.196	A	mail.jolinglantinga.com
193.141.237.109	A	smtp.motivmatch.eu
193.141.237.109	A	motivmatch.eu
193.141.237.113	PTR	mail.andersrepro.nl
193.141.238.201	PTR	static.kpn.net
193.141.238.201	A	mail2.burobenk.nl
193.141.239.165	A	*.razor-ignite.com
193.141.239.165	A	hostmaster.razor-ignite.com