Robtex

Up: 159.255.170.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 159.255.170.0/25
Down right: 159.255.170.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
159.255.170.68	A+PTR	idun.x-dot.de
159.255.170.68	PTR	www.x-manage.de
159.255.170.68	A	mail.itsdesign.de
159.255.170.69	PTR	idun.x-dot.de
159.255.170.69	PTR	www.x-manage.de
159.255.170.69	A	xmanage.com
159.255.170.71	A+PTR	baldur.x-dot.de
159.255.170.71	A	mail.x-dot.de
159.255.170.71	A	www.ibsmail01.de
159.255.170.72	A+PTR	baldur.x-dot.de
159.255.170.72	A	mail.x-dot.de
159.255.170.72	A	mail2.fenne.de
159.255.170.73	A+PTR	baldur.x-dot.de
159.255.170.73	A	mail.x-dot.de
159.255.170.73	A	mail3.fenne.de
159.255.170.74	A+PTR	baldur.x-dot.de
159.255.170.74	A	mail.x-dot.de
159.255.170.74	A	mail4.fenne.de
159.255.170.75	A+PTR	baldur.x-dot.de
159.255.170.75	A	mail.x-dot.de
159.255.170.75	A	mail5.fenne.de
159.255.170.76	A+PTR	baldur.x-dot.de
159.255.170.76	A	mail.x-dot.de
159.255.170.76	A	mail6.fenne.de
159.255.170.77	A+PTR	baldur.x-dot.de
159.255.170.77	A	mail.x-dot.de
159.255.170.77	A	mail7.fenne.de
159.255.170.78	A+PTR	baldur.x-dot.de
159.255.170.78	A	mail.x-dot.de
159.255.170.78	A	mail8.fenne.de
159.255.170.100	PTR	zeus.x-dot.de
159.255.170.100	A	mypicsonline.de
159.255.170.100	A	richtig-reiten-reicht.com
159.255.170.101	PTR	www.xfriend.de
159.255.170.101	A	profidomain.de
159.255.170.101	A	xdot-search.com
159.255.170.104	A	xdot-search.com
159.255.170.104	A	technikcenter.de
159.255.170.104	A	xfriend.de
159.255.170.105	PTR	loki.xdot.de
159.255.170.105	A	www.x-dot.org
159.255.170.105	A	xdot.de
159.255.170.110	A	mail.xdot.de
159.255.170.125	A+PTR	blackhole.x-dot.de