Robtex

Up: 81.16.110.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 81.16.110.0/25
Down right: 81.16.110.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.16.110.1	A+PTR	dns1.dic.at
81.16.110.1	A	ns1.dic.at
81.16.110.1	A	dns1.intrasoft.at
81.16.110.2	PTR	web.dic.at
81.16.110.2	A	dic-online.at
81.16.110.2	A	tyrol-at.at
81.16.110.3	A	ta.dic.at
81.16.110.4	A	ssl.dic.at
81.16.110.5	A	my.dic.at
81.16.110.6	A	ipmultiline.dic.at
81.16.110.7	A	service.dic.at
81.16.110.10	A	fw.dic.at
81.16.110.10	A	syslog.dic.at
81.16.110.10	A	gw.dic.at
81.16.110.17	PTR	1360031249.d-dsl.at
81.16.110.18	A+PTR	1360031250.d-dsl.at
81.16.110.24	A+PTR	1360031256.d-dsl.at
81.16.110.57	A+PTR	fw.pekarek.at
81.16.110.57	A	gateway.pekarek.at
81.16.110.58	PTR	ns1.pekarek.at
81.16.110.58	A	6ns1.kneiptafel.at
81.16.110.58	A	ns.pekarek.priv.at
81.16.110.59	A+PTR	ns2.pekarek.at
81.16.110.59	A	dns2.pekarek.at
81.16.110.59	A	6ns2.kneiptafel.at
81.16.110.60	PTR	mail.pekarek.at
81.16.110.60	A	ns.pekarek.priv.at
81.16.110.60	A	backupmx.alpha-i.at
81.16.110.62	A	gateway.pekarek.at
81.16.110.62	A	vhb.pekarek.at
81.16.110.81	A+PTR	1360031313.d-dsl.at
81.16.110.82	A+PTR	home.fueber.org
81.16.110.129	PTR	mx5.bitworks.at
81.16.110.129	A	mail.bitworks.at
81.16.110.130	PTR	mx5.bitworks.at
81.16.110.130	A	bestellmax.at
81.16.110.130	A	mail.bestellmax.at
81.16.110.136	A	rockus.net
81.16.110.136	A	rockus.eu
81.16.110.136	A	ns1.rockus.at
81.16.110.137	A+PTR	1360031369.d-dsl.at
81.16.110.137	A	ns2.rockus.at
81.16.110.140	A+PTR	mail.rockus.at
81.16.110.141	PTR	1360031373.d-dsl.at
81.16.110.142	A+PTR	1360031374.d-dsl.at
81.16.110.142	A	www.pornresearcher.eu
81.16.110.142	A	pornresearcher.eu
81.16.110.187	A+PTR	wm2.laufbild.com
81.16.110.187	A	wm.laufbild.com