Robtex

Up: 70.42.224.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 70.42.232.0/22
Down right: 70.42.236.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
70.42.232.30	A	mail.imcomingtovisit.com
70.42.232.30	A	imcomingtovisit.com
70.42.232.31	A+PTR	mail.cheaptickets.cn
70.42.232.31	A	cheaptickets.cn
70.42.232.37	PTR	mail.budgetair.ca
70.42.232.40	A	www.vayama.us
70.42.232.43	A+PTR	adb.vayama.com
70.42.232.44	A+PTR	internationaltravelsolved.com
70.42.232.44	A+PTR	www.internationaltravelsolved.com
70.42.232.48	PTR	mail.cheaptickets.net.in
70.42.232.48	A	cheaptickets.net.in
70.42.232.49	A+PTR	mail.vayama.ca
70.42.232.50	PTR	mail.airtradefarm.com
70.42.232.50	A+PTR	mail.vayama.com
70.42.232.51	PTR	dns2.vayama.com
70.42.232.51	A+PTR	mail.cheaptickets.sg
70.42.232.52	A	cheaptickets.co.th
70.42.232.58	PTR	www.vayama.com
70.42.232.58	A+PTR	mail.vayama.co.th
70.42.232.58	A	www.vayama.co.th
70.42.232.71	A	cheaptickets.co.th
70.42.232.75	A	mail.budgetair.in
70.42.232.76	A+PTR	api.vayama.com
70.42.232.90	A	mail.budgetair.com
70.42.232.90	A	budgetair.com.br
70.42.232.126	A	vayama.com.br
70.42.233.4	A	sfo-z4-call2.sip.thinkingphones.net
70.42.233.16	A	sfo-z12-call1.sip.thinkingphones.net
70.42.233.21	A	sfo-z12-call2.sip.thinkingphones.net
70.42.233.34	A	sfo-z12-call3.sip.thinkingphones.net
70.42.233.37	A	sfo-z7-call3.sip.thinkingphones.net
70.42.233.62	A	sfo-z2-call1.sip.thinkingphones.net
70.42.233.63	A	sfo-z2-call2.sip.thinkingphones.net
70.42.233.64	A	sfo-z2-call3.sip.thinkingphones.net
70.42.233.65	A	sfo-z2-call4.sip.thinkingphones.net
70.42.233.66	A	sfo-z2-call5.sip.thinkingphones.net
70.42.233.68	A	sfo-z2-j1.sip.thinkingphones.net
70.42.233.94	A	sfo-z11-call1.sip.thinkingphones.net
70.42.233.95	A	sfo-z11-call2.sip.thinkingphones.net
70.42.233.98	A	sfo-z11-call5.sip.thinkingphones.net
70.42.233.108	A	sfo-z6-call1.sip.thinkingphones.net
70.42.233.109	A	sfo-z6-call2.sip.thinkingphones.net
70.42.233.110	PTR	sfo-c7.sip.thinkingphones.net
70.42.233.110	A	sfo-z6-call3.sip.thinkingphones.net
70.42.233.112	A	sfo-z6-call5.sip.thinkingphones.net
70.42.233.131	A	sfo-z10-call2.sip.thinkingphones.net
70.42.233.132	A	sfo-z10-call3.sip.thinkingphones.net
70.42.233.133	A	sfo-z10-call4.sip.thinkingphones.net
70.42.233.144	A	sfo-vm-call3.sip.thinkingphones.net
70.42.233.161	A	sfo-bp1.sip.thinkingphones.net
70.42.233.162	A	sfo-bp2.sip.thinkingphones.net
70.42.233.163	A	sfo-bp3.sip.thinkingphones.net
70.42.233.181	A	sfo-z1-call1.sip.thinkingphones.net
70.42.233.182	A	sfo-z1-call2.sip.thinkingphones.net
70.42.233.183	A	sfo-z1-call3.sip.thinkingphones.net
70.42.233.184	A	sfo-z1-call4.sip.thinkingphones.net
70.42.233.207	A	sfo-bp4.sip.thinkingphones.net
70.42.233.212	A	sfo-z26-call4.sip.thinkingphones.net
70.42.233.235	A	sfo-z21-call2.sip.thinkingphones.net
70.42.233.236	A	sfo-z21-call3.sip.thinkingphones.net
70.42.233.238	A	sfo-z21-call5.sip.thinkingphones.net
70.42.233.243	A	sfo-bosh.thinkingphones.com
70.42.233.244	A	sfo-bosh.thinkingphones.com
70.42.234.133	A+PTR	cmoma1.ictv.com
70.42.235.2	A+PTR	zeus2.vast.com
70.42.235.11	PTR	70-42-235-11.vast.com
70.42.235.11	A	yahootravel.vast.com
70.42.235.11	A	vacationrentals.travel.yahoo.net
70.42.235.28	A	vastapi.net
70.42.235.28	A	origin-data.vast.com
70.42.235.67	A	origin-homes.overstock.vast.com
70.42.235.69	A	realtywatch-idx.com
70.42.235.69	A	sungmac-idx.com
70.42.235.75	PTR	70-42-235-75.vast.com
70.42.235.75	A	origin-www.vast.com
70.42.235.75	A	usedcars.caranddriver.com
70.42.235.76	A	origin-www.vast.com
70.42.235.76	A	usedcars.caranddriver.com
70.42.235.76	A	*.staticv.net
70.42.235.77	A	origin-www.vast.com
70.42.235.77	A	usedcars.caranddriver.com
70.42.235.77	A	*.staticv.net
70.42.235.80	PTR	70-42-235-80.vast.com
70.42.235.80	A	origin-www.vast.com
70.42.235.80	A	usedcars.caranddriver.com
70.42.235.89	PTR	70-42-235-89.vast.com
70.42.235.136	A+PTR	usaa-mobile.vast.com
70.42.235.137	PTR	70-42-235-137.vast.com
70.42.235.137	A	usaahomesolutions.com
70.42.235.141	A	pumpkin.vast.com
70.42.235.144	PTR	70-42-235-144.vast.com
70.42.235.150	A	usaa-beta.vast.com
70.42.235.158	A	*.homecircle.com
70.42.235.158	A	homecircle.vast.com
70.42.235.254	A	no-car-left-behind.com
70.42.236.172	PTR	mail.skyunion.com
70.42.236.188	A+PTR	mail.igg.com
70.42.236.188	A	mail.browsergame.com
70.42.236.188	A	webmail.igg.com
70.42.236.220	A	forum.ao.igg.com
70.42.236.220	A	event-col2.igg.com
70.42.236.220	A	tap4dollar.com
70.42.237.227	A	osk-game-227.gs.outspark.com
70.42.237.229	A	osk-game-229.gs.outspark.com
70.42.238.11	A+PTR	exchange01.mobitv.com