Robtex

Up: 173.194.72.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 173.194.72.128/26
Down right: 173.194.72.192/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
173.194.72.128	PTR	tf-in-f128.1e100.net
173.194.72.128	A	static.weltsport.net
173.194.72.128	A	www.jacobmathew.com
173.194.72.129	PTR	tf-in-f129.1e100.net
173.194.72.130	A+PTR	tf-in-f130.1e100.net
173.194.72.132	A	web02.siddheshgawde.blogspot.com
173.194.72.132	A	extranet.moneylatestarticles.blogspot.com
173.194.72.132	A	116profile.womensunglassesshopping.blogspot.com
173.194.72.136	A+PTR	tf-in-f136.1e100.net
173.194.72.137	PTR	tf-in-f137.1e100.net
173.194.72.137	A	9050395083059779015-a-1802744773732722657-s-sites.googlegroups.com
173.194.72.137	A	rmtmc.googlegroups.com
173.194.72.138	A	groups.google.co.zm
173.194.72.138	A	groups.google.us
173.194.72.138	A	www.my-dejanews.com
173.194.72.139	A	groups.google.co.zm
173.194.72.139	A	groups.google.us
173.194.72.139	A	www.my-dejanews.com
173.194.72.141	A	kaobi.com--showsiteinf.appspot.com--www.showsiteinf.appspot.com
173.194.72.141	A	joshuavega616.jaiku.com
173.194.72.141	A	site-2dyg07t7a0104.tap.cn--showsiteinf.appspot.com--www.showsiteinf.appspot.com
173.194.72.142	A+PTR	tf-in-f142.1e100.net
173.194.72.143	A+PTR	tf-in-f143.1e100.net
173.194.72.144	A	tf-in-f144.1e100.net
173.194.72.145	A+PTR	tf-in-f145.1e100.net
173.194.72.146	A+PTR	tf-in-f146.1e100.net
173.194.72.147	A+PTR	tf-in-f147.1e100.net
173.194.72.147	A	gtjam.com
173.194.72.148	A	advertisersapitest.doubleclick.net
173.194.72.148	A	tf-in-f148.1e100.net
173.194.72.148	A	ad.hk.doubleclick.net
173.194.72.149	A	advertisersapitest.doubleclick.net
173.194.72.149	A	ad.hk.doubleclick.net
173.194.72.149	A	ad.ie.doubleclick.net
173.194.72.152	A	tf-in-f152.1e100.net
173.194.72.154	A	e.admob.com
173.194.72.155	A	e.admob.com
173.194.72.155	A	tf-in-f155.1e100.net
173.194.72.156	A	e.admob.com
173.194.72.157	A	e.admob.com
173.194.72.160	A	www.blogsearch.google.cn
173.194.72.160	A	wap.google.com.cn
173.194.72.160	A	m.google.cn
173.194.72.161	A	tf-in-f161.1e100.net
173.194.72.162	A+PTR	tf-in-f162.1e100.net
173.194.72.163	A+PTR	tf-in-f163.1e100.net
173.194.72.164	A+PTR	tf-in-f164.1e100.net
173.194.72.165	A+PTR	tf-in-f165.1e100.net
173.194.72.166	PTR	hd-in-f166.1e100.net
173.194.72.166	A	tf-in-f166.1e100.net
173.194.72.176	A+PTR	tf-in-f176.1e100.net
173.194.72.189	A	174.37.137.70-static.reverse.plus.google.com
173.194.72.189	A	gator719.plus.google.com
173.194.72.189	A	53970da1.plus.google.com
173.194.72.190	A+PTR	tf-in-f190.1e100.net
173.194.72.191	PTR	tf-in-f191.1e100.net
173.194.72.193	A+PTR	tf-in-f193.1e100.net
173.194.72.199	PTR	hd-in-f199.1e100.net
173.194.72.199	A	xccp555.com
173.194.72.199	A	766196.com
173.194.72.211	A	tf-in-f211.1e100.net
173.194.72.212	PTR	hd-in-f212.1e100.net
173.194.72.212	A	nhaxethungan.com
173.194.72.214	A	mail.suaongnuoc.net
173.194.72.214	A	fpttelecomhcm-24.com
173.194.72.214	A	theeverrichs.com