Robtex

Up: 203.216.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 203.216.224.0/20
Down right: 203.216.240.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.216.225.77	A	signon01.sso.tnz.yahoo.co.jp
203.216.227.168	A	m01.restaurant.gourmet.vip.tnz.yahoo.co.jp
203.216.227.176	A	calpis.us
203.216.227.180	PTR	admin01.isle.vip.tnz.yahoo.co.jp
203.216.227.195	A+PTR	apdl00.vip.mobile.tnz.yahoo.co.jp
203.216.229.37	A	web014.topics.tnz.yahoo.co.jp
203.216.229.91	A	img3207.img.tnz.yahoo.co.jp
203.216.229.92	A	img3208.img.tnz.yahoo.co.jp
203.216.229.93	A	img3209.img.tnz.yahoo.co.jp
203.216.229.94	A	img3210.img.tnz.yahoo.co.jp
203.216.229.97	A	img3303.img.tnz.yahoo.co.jp
203.216.229.99	A	img3305.img.tnz.yahoo.co.jp
203.216.229.100	A	img3306.img.tnz.yahoo.co.jp
203.216.230.35	PTR	dc04.dh.tnz.yahoo.co.jp
203.216.230.225	A	rd2.ypc.tnz.yahoo.co.jp
203.216.231.144	A	dailynews.g.yahoo.co.jp
203.216.231.160	A	*.adcsystem.net
203.216.231.160	A	hostmaster.takajun.net
203.216.231.160	A	takajun.net
203.216.231.163	PTR	web2.merumaga.vip.tnz.yahoo.co.jp
203.216.231.221	A	houseweb01.rest.vip.tnz.yahoo.co.jp
203.216.232.106	A	fe112.map.tnz.yahoo.co.jp
203.216.235.141	A	typhoon.yahoo.co.jp
203.216.235.158	A	wrs.search.g.yahoo.co.jp
203.216.235.159	A	yyfe02.map.vip.tnz.yahoo.co.jp
203.216.235.200	PTR	urap03.edit.vip.tnz.yahoo.co.jp
203.216.235.222	A	f7.top.vip.tnz.yahoo.co.jp
203.216.236.8	PTR	tx301.udb.tnz.yahoo.co.jp
203.216.236.12	A	tx305.udb.tnz.yahoo.co.jp
203.216.237.19	A	um5a.msg.tnz.yahoo.co.jp
203.216.237.26	A	um4a.msg.tnz.yahoo.co.jp
203.216.240.67	A	doctor.yahoo.co.jp
203.216.240.88	A	returns12.bulk.yahoo.co.jp
203.216.240.88	A	returns12.bulk.vip.ssk.ynwp.yahoo.co.jp
203.216.240.96	A	returns11.bulk.yahoo.co.jp
203.216.242.20	A	pls301.search.tnz.yahoo.co.jp
203.216.242.94	A	odhistory.shopping.g.yahoo.co.jp
203.216.242.142	A	returns14.bulk.yahoo.co.jp
203.216.242.152	A	returns13.bulk.yahoo.co.jp
203.216.243.129	A	dailynews.g.yahoo.co.jp
203.216.243.171	PTR	mta17.mail.vip.tnz.yahoo.co.jp
203.216.243.227	PTR	web21.weath.vip.tnz.yahoo.co.jp
203.216.243.227	A	typhoon.yahoo.co.jp
203.216.243.240	A	abcxyz.biz
203.216.246.15	A	securitypack.mail.yahoo.co.jp
203.216.246.15	A	mail.yahoo.co.jp
203.216.246.15	A	ymchange.mail.yahoo.co.jp
203.216.246.222	A	e10.edit.tnz.yahoo.co.jp
203.216.246.233	A	edit03.movie.tnz.yahoo.co.jp
203.216.247.142	A	protect01.login.vip.tnz.yahoo.co.jp
203.216.247.218	A	edit.my.yahoo.co.jp
203.216.247.237	A	typhoon.yahoo.co.jp
203.216.247.247	A	proxy1.f4.ymdb.vip.tnz.yahoo.co.jp
203.216.250.5	A	intraapi03.topics.tnz.yahoo.co.jp
203.216.251.94	A	test01.login.tnz.yahoo.co.jp
203.216.251.96	PTR	e02.edit.mobile.tnz.yahoo.co.jp
203.216.251.98	A	test-e01.edit.tnz.yahoo.co.jp
203.216.251.245	A	mobp1.mgl.vip.tnz.yahoo.co.jp
203.216.255.72	PTR	hlf03.thumb.yahoo-net.jp