Robtex

Up: 5.230.220.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 5.230.221.0/25
Down right: 5.230.221.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
5.230.221.2	A+PTR	pm1.coloplus.eu
5.230.221.3	A+PTR	pm2.coloplus.eu
5.230.221.10	A+PTR	mx0.lauenburg.it
5.230.221.30	A+PTR	mail.jopit.de
5.230.221.30	A	banzin.de
5.230.221.30	A	mail.maechtigen-durst.de
5.230.221.32	A	maechtigen-durst.de
5.230.221.32	A	jopit.de
5.230.221.33	PTR	mx0.jopit.de
5.230.221.34	A+PTR	cloud.coloplus.eu
5.230.221.53	A	mail.blackforks.de
5.230.221.53	A	mail.stellenanbieter.ch
5.230.221.53	A	familienstadt.de
5.230.221.57	A	clidoapps1.managed.lauenburg.net
5.230.221.57	A	wefindapps.com
5.230.221.58	A	dns2.bestmarketing.de
5.230.221.62	A	www.scs-simulatoren.de
5.230.221.62	A	simliveradio.net
5.230.221.62	A	scs-simulatoren.de