Robtex

Up: 81.16.152.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 81.16.152.0/23
Down right: 81.16.154.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.16.152.18	PTR	nsn-wan-main.nextlayer.net
81.16.152.38	PTR	xidras-sec-gw.customers.nextlayer.at
81.16.152.245	A	jaeger.abaton.at
81.16.152.254	A	fpoe-kammerreform.at
81.16.152.254	A	pro-mittelstand.at
81.16.153.51	A+PTR	mail.palmers.at
81.16.153.162	PTR	email.gep.at
81.16.153.164	A+PTR	email.gep.at
81.16.153.164	A	mail.gep.at
81.16.153.164	A	grendizer.gep.at
81.16.153.187	A+PTR	trunk.innofon.at
81.16.153.190	A+PTR	billing.innofon.at
81.16.153.190	A	mail.innofon.at
81.16.153.190	A	innofon.at
81.16.154.181	A+PTR	mx1.ofid.org
81.16.154.182	A+PTR	mx2.ofid.org
81.16.154.195	A	ofid.info
81.16.154.195	A	ofid.net
81.16.154.195	A	opecfund.org
81.16.154.196	A	mail.ofid.org
81.16.154.196	A	mail.opecfund.org
81.16.154.196	A	mail.ofid.info
81.16.154.197	A	mail2.ofid.net
81.16.155.15	A	pro.live
81.16.155.26	A	yelster.at
81.16.155.26	A	www.yelsterdigital.com
81.16.155.26	A	wagnermarkus.com
81.16.155.27	PTR	mail.yelsterdigital.com
81.16.155.30	PTR	mail.123people.com
81.16.155.30	A	123people.fr
81.16.155.30	A	www.123people.se
81.16.155.32	A	123people.us
81.16.155.36	A	reporama.ch
81.16.155.36	A	reporama.com
81.16.155.37	A	www.123pages.at
81.16.155.37	A	123pages.at
81.16.155.40	PTR	www.tripwolf.com
81.16.155.40	A	tripwolf.net
81.16.155.40	A	tipwolf.com
81.16.155.52	A	webremover.com
81.16.155.60	A	www.123pages.es
81.16.155.60	A	123pages.es
81.16.155.62	A	sites.pagesjaunes.fr
81.16.155.65	A+PTR	cmail.yelsterdigital.com
81.16.155.65	A	mx02.cmail.yelsterdigital.com
81.16.155.68	A	cmail.yelster.org
81.16.155.71	A	leschueftart.com
81.16.155.71	A	xn--trenprofi-q9a.at
81.16.155.71	A	leschueft-stencils.com
81.16.155.77	A	test-https2.com
81.16.155.77	A	test-https1.com
81.16.155.77	A	test-https4.com
81.16.155.111	A	site-privilege.pagesjaunes.fr
81.16.155.112	A	www.yelsterdigital.com
81.16.155.112	A	autovision-controle-technique.fr
81.16.155.112	A	serrurier-richard-fils.fr
81.16.155.152	A	perl.hu
81.16.155.154	A	123people.biz
81.16.155.154	A	123people.info
81.16.155.154	A	123people.org
81.16.155.156	A	123pages.org
81.16.155.174	A	testsp2.com
81.16.155.174	A	foo-bar2.com
81.16.155.200	A	toulouse-miroiterie.com
81.16.155.200	A	toulouse-miroiterie.fr
81.16.155.200	A	buchboeck.at
81.16.155.210	A	vidangesvancoillie.com
81.16.155.210	A	demenagementsjean-pierremorilleefils.fr
81.16.155.210	A	pharmacie-vauban.com
81.16.155.220	A+PTR	mx01.site-privilege.pagesjaunes.fr
81.16.155.221	A+PTR	mx02.site-privilege.pagesjaunes.fr
81.16.155.222	A+PTR	mx03.site-privilege.pagesjaunes.fr