Robtex

Up: 194.121.200.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 194.121.204.0/23
Down right: 194.121.206.0/23

IP	Type	Hostname
194.121.205.27	PTR	static.kpn.net
194.121.205.101	PTR	static.kpn.net
194.121.205.114	PTR	static.kpn.net
194.121.205.114	A	hgw.digifarma.nl
194.121.206.164	PTR	static.kpn.net
194.121.207.38	PTR	static.kpn.net
194.121.207.166	A	mail.belugagenchart.nl
194.121.207.253	A	mail.digitrap-znh.nl