Robtex

Up: 81.169.163.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 81.169.163.0/26
Down right: 81.169.163.64/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.169.163.2	A	vlan300.gw20.rl.b.rz-ip.net
81.169.163.11	A+PTR	iservices30.extern.rl.b.rz-ip.net
81.169.163.18	PTR	iservices20.extern.rl.b.rz-ip.net
81.169.163.18	A	xn--nc-xka.at
81.169.163.18	A	rz-ip.at
81.169.163.22	A+PTR	intern.rz-ip.net
81.169.163.26	A	xmlgateway.rz-ip.net
81.169.163.38	A+PTR	ns.serverkompetenz.de
81.169.163.38	A	tambogroup.de
81.169.163.39	A+PTR	ns.rz-ip.net
81.169.163.40	A+PTR	ns.stratoserver.net
81.169.163.40	A	analiticcase.net
81.169.163.40	A	deutschlandalive.com
81.169.163.43	A+PTR	pns.rz-ip.net
81.169.163.53	PTR	dedup10.rz-ip.net
81.169.163.56	PTR	dedup13.rz-ip.net
81.169.163.70	A+PTR	mx30.stratoserver.net
81.169.163.70	A	mx.cypos.de
81.169.163.70	A	mx0.cypos.de
81.169.163.72	A+PTR	smtp30.stratoserver.net
81.169.163.72	A	smtp.stratoserver.net
81.169.163.72	A	smtp30.kundenservices.net
81.169.163.73	A+PTR	smtp20.stratoserver.net
81.169.163.73	A	smtp.stratoserver.net
81.169.163.73	A	smtp20.kundenservices.net
81.169.163.74	A+PTR	mail22.rz-ip.net
81.169.163.74	A	mx1.rz-ip.net
81.169.163.74	A	mx0.rz-ip.net
81.169.163.75	A+PTR	mail32.rz-ip.net
81.169.163.75	A	mx1.rz-ip.net
81.169.163.75	A	mx0.rz-ip.net
81.169.163.76	A	mout30.stratoserver.net
81.169.163.91	A+PTR	mx21.stratoserver.net
81.169.163.91	A	mx.cypos.de
81.169.163.91	A	mx0.cypos.de
81.169.163.92	A	mout22.stratoserver.net
81.169.163.92	A	mout22.kundenservices.net
81.169.163.92	A	mout20.stratoserver.net
81.169.163.93	A	mout31.stratoserver.net
81.169.163.94	PTR	mx31.stratoserver.net
81.169.163.94	A	mx.cypos.de
81.169.163.94	A	mx0.cypos.de
81.169.163.98	PTR	dhcp30.rl.b.rz-ip.net
81.169.163.98	A	dhcp30.rz-ip.net
81.169.163.100	A+PTR	xfer.rz-ip.net
81.169.163.101	A	dataexchange.rz-ip.net
81.169.163.104	PTR	rns20.rl.b.rz-ip.net
81.169.163.104	A	dns01.rz-ip.net
81.169.163.105	A+PTR	ntp1.rz-ip.net
81.169.163.106	A+PTR	rns30.rl.b.rz-ip.net
81.169.163.106	A	dns02.rz-ip.de
81.169.163.112	A	rsync30.rl.b.rz-ip.net
81.169.163.113	A	upload.strato-gameserver.de
81.169.163.114	A+PTR	logs.strato-gameserver.de
81.169.163.115	A+PTR	ssl-id1.de
81.169.163.116	A+PTR	www.ssl-id1.de
81.169.163.117	A	sslproxy-test.rz-ip.net
81.169.163.120	A	dispatcher10.serverguard24.de