Robtex

Up: 72.30.16.0/20
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Down left: 72.30.16.0/22
Down right: 72.30.20.0/22

IP	Type	Hostname
72.30.16.157	A	sync400008-1.mail.bf1.yahoo.com
72.30.17.41	A+PTR	sync400079-2.mail.bf1.yahoo.com
72.30.17.101	A	idpproxy-dmsw1-4765.idp.inktomisearch.com
72.30.21.8	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.35	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.35	A	sk1ugadm1002.yst.yahoo.net
72.30.21.49	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.49	A	ug359702.yst.yahoo.net
72.30.21.60	A	ug317023.yst.yahoo.net
72.30.21.71	A	r301001.inktomisearch.com
72.30.21.72	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.80	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.81	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.82	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.88	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.91	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.99	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.100	A	ldbdev1.inktomisearch.com
72.30.21.102	A	r301002.inktomisearch.com
72.30.21.106	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.115	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.117	A	urldb1000vip.inktomisearch.com
72.30.21.118	A	urldb1001vip.inktomisearch.com
72.30.21.128	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.137	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.138	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.157	A	httpproxy-sk1.idp.inktomisearch.com
72.30.21.158	A	httpproxy-sk1.idp.inktomisearch.com
72.30.21.159	A	httpproxy-sk1.idp.inktomisearch.com
72.30.21.161	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.162	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.163	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.178	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.187	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.192	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.202	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.211	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.225	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.235	PTR	unknown-72-30-21-x.yahoo.com
72.30.21.248	PTR	unknown-72-30-21-x.yahoo.com
72.30.22.3	A+PTR	po7-fab2-1-gdc.bf1.yahoo.com
72.30.22.36	A	ae10.clr2-a-gdc.bf1.yahoo.com
72.30.22.232	A	athens.zts.g04.yahoodns.net