Robtex

Up: 173.229.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 173.229.0.0/20
Down right: 173.229.16.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
173.229.0.19	A	store.5ninesdata.com
173.229.0.26	A	portal.5ninesdata.com
173.229.0.32	PTR	173-229-0-32.5ninesdata.com
173.229.0.58	A	5nccmp01.fndata.net
173.229.0.60	A	5ncupsp01.fndata.net
173.229.0.96	PTR	173-229-0-96.5ninesdata.com
173.229.0.115	A	www.rhcw.org
173.229.0.115	A	rhcw.org
173.229.0.131	PTR	173-229-0-131.5ninesdata.com
173.229.0.160	PTR	173-229-0-160.5ninesdata.com
173.229.0.237	A	testcupsp01.fndata.net
173.229.0.253	A	testcucs01.fndata.net
173.229.1.2	PTR	173-229-1-2.5ninesdata.com
173.229.1.14	A	ns2.onholyground.com
173.229.1.26	A	cheeseexpo.org
173.229.1.26	A	myentries.org
173.229.1.26	A	mx.cheeseexpo.org
173.229.1.34	A	pyleint.thepylegroup.com
173.229.1.34	A	mail.thepylegroup.com
173.229.1.37	A	mail.thepylegroup.com
173.229.1.37	A	*.thepylegroup.com
173.229.1.37	A	thepylegroup.com
173.229.1.38	A	*.thepylegroup.com
173.229.1.38	A	thepylegroup.com
173.229.1.65	PTR	173-229-1-65.5ninesdata.com
173.229.1.73	A	hub.ipswitch.com
173.229.1.76	A	mx.happyslug.com
173.229.1.76	A	ns2.happyslug.com
173.229.1.76	A	mx.snickels.net
173.229.1.97	PTR	173-229-1-97.5ninesdata.com
173.229.1.115	A	alexanderaccess.com
173.229.1.128	PTR	173-229-1-128.5ninesdata.com
173.229.1.129	PTR	173-229-1-129.5ninesdata.com
173.229.1.146	A	getitmore.net
173.229.1.146	A	getitmore.org
173.229.1.152	A	theshopconsulting.com
173.229.1.152	A	kvdatc.com
173.229.1.163	PTR	173-229-1-163.5ninesdata.com
173.229.1.163	A	sendthat.net
173.229.1.163	A	prometheusmembers.com
173.229.1.219	A	www.mg-aec.com
173.229.1.219	A	masteracademy.com
173.229.1.219	A	masterg.com
173.229.1.224	PTR	awt-173-229-1-224.5ninesdata.com
173.229.1.226	PTR	173-229-1-226.5ninesdata.com
173.229.1.226	A	dc-03e57cf3.sexualityresources.com
173.229.1.226	A	dc-5a4b562d7b8b.sexualityresources.com
173.229.1.227	PTR	awt-173-229-1-227.5ninesdata.com
173.229.1.235	A	webmail.zmda.com
173.229.1.242	A	mail.hellenbrand.com
173.229.2.3	PTR	wort3d.wortfm.org
173.229.2.107	A	worldofarianna.com
173.229.2.107	A	cwrpg.com
173.229.2.107	A	argryfrog.com
173.229.2.128	PTR	www.culvers.com
173.229.2.130	A+PTR	supportcenter.culvers.com
173.229.2.133	A	placematpark.com
173.229.2.145	A	outreachexpertsinc.com
173.229.2.164	A	currenland.com
173.229.2.164	A	beanandassociates.com
173.229.2.164	A	textnet.com
173.229.2.195	PTR	173-229-2-195.5ninesdata.com
173.229.2.195	A	adpress.com
173.229.2.195	A	www.adpress.com
173.229.2.196	A	mail.adpress.com
173.229.3.1	PTR	173-229-3-1.5ninesdata.com
173.229.3.2	PTR	173-229-3-2.5ninesdata.com
173.229.3.3	A	mail.uconnectfood.com
173.229.3.3	A	mail.eatstreet.com
173.229.3.10	A	colbyretirement.com
173.229.3.10	A	5nines.com
173.229.3.96	PTR	173-229-3-96-capwest-dynamic.5ninesdata.com
173.229.3.98	PTR	173-229-3-98-capwest-dynamic.5ninesdata.com
173.229.3.128	PTR	173-229-3-128.5ninesdata.com
173.229.3.130	PTR	kccp01.kennedyc.com
173.229.3.130	A	costcuttersalabama.com
173.229.3.130	A	gfriedfa.com
173.229.3.131	PTR	kccp02.kennedyc.com
173.229.3.135	A	atozrentall.com
173.229.3.170	A	wort-fm.org
173.229.3.170	A	www.wort-fm.org
173.229.3.170	A	wortfm.org
173.229.3.193	PTR	173-229-3-193.5ninesdata.com
173.229.3.225	PTR	173-229-3-225.5ninesdata.com
173.229.4.5	PTR	173-229-4-5.5ninesdata.com
173.229.4.5	A	st.mke.5nines.com
173.229.4.7	PTR	173-229-4-7.5ninesdata.com
173.229.4.7	A	eng.mke.5nines.com
173.229.7.196	PTR	173-229-7-196.5ninesdata.com
173.229.8.10	A	harvard.oasisscheduling.com
173.229.8.28	A	kumc.oasisscheduling.com
173.229.8.29	A	oasis.cumc.columbia.edu
173.229.8.34	PTR	173-229-8-34.5ninesdata.com
173.229.8.34	A	remote.tascet.com
173.229.8.34	A	mail.tascet.com
173.229.8.99	PTR	173-229-8-99.5ninesdata.com
173.229.8.118	A	jnoer.com
173.229.8.150	A	wrcagency.com
173.229.8.150	A	*.thewrcgroup.com
173.229.8.150	A	1stauto.com
173.229.8.182	A	wmmic.com
173.229.8.194	PTR	cpanel03.5ninesdata.com
173.229.8.194	A	wihealeyclub.com
173.229.8.194	A	westonplaceresidents.org
173.229.8.195	PTR	173-229-8-195.5ninesdata.com
173.229.9.2	PTR	173-229-9-2.5ninesdata.com
173.229.9.19	PTR	173-229-9-19-edgewater.5ninesdata.com
173.229.9.43	PTR	173-229-9-43.5ninesdata.com
173.229.9.136	PTR	173-229-9-136.5ninesdata.com
173.229.9.137	PTR	173-229-9-137-sovereign.5ninesdata.com
173.229.9.225	PTR	173-229-9-225-sovereign.5ninesdata.com
173.229.9.235	PTR	173-229-9-235-sovereign.5ninesdata.com
173.229.10.27	PTR	173-229-10-27.5ninesdata.com
173.229.10.45	PTR	173-229-10-45.5ninesdata.com
173.229.10.120	PTR	173-229-10-120.5ninesdata.com
173.229.11.125	PTR	173-229-11-125.5ninesdata.com
173.229.11.242	PTR	nat-242.thewrcgroup.com
173.229.11.242	A	mail.thewrcgroup.com
173.229.11.242	A	mail.1stauto.com
173.229.11.243	A+PTR	owa.thewrcgroup.com
173.229.11.251	PTR	nat-251.thewrcgroup.com
173.229.12.146	PTR	173-229-12-146.5ninesdata.com
173.229.12.146	A	johnriendeau.com
173.229.17.62	PTR	173-229-17-62.5ninesdata.com
173.229.18.2	PTR	173-229-18-2.5ninesdata.com
173.229.21.2	PTR	173-229-21-2.5ninesdata.com