Robtex

Up: 194.31.232.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 194.31.233.0/25
Down right: 194.31.233.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
194.31.233.25	A+PTR	remote.dycknet.com
194.31.233.55	A	ibiscon.ibis.dycknet.com
194.31.233.55	A	ibisbet.dycknet.com
194.31.233.55	A	iplan.ibis.dycknet.com
194.31.233.56	A+PTR	alea.dycknet.com
194.31.233.72	A+PTR	mfw1.dyckerhoff.com
194.31.233.72	A	mfw3.dyckerhoff.com
194.31.233.73	A+PTR	mfw2.dyckerhoff.com
194.31.233.73	A	mfw4.dyckerhoff.com
194.31.233.75	PTR	mfw4.dyckerhoff.com
194.31.233.75	A	cg.dyckerhoff.com
194.31.233.75	A	cg1.dyckerhoff.com
194.31.233.138	A	www.basal.nl
194.31.233.138	A	tbrheinland.de
194.31.233.138	A	www.dyckerhoff-weiss.de
194.31.233.142	A	www.sl-cement.ru
194.31.233.150	A	router.dyckerhoff.de
194.31.233.151	A	mail.dyckerhoff.com
194.31.233.180	A	*.e-osc.de
194.31.233.180	A	www.go.e-osc.de
194.31.233.180	A	go.e-osc.de