Robtex

Up: 156.154.42.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 156.154.42.128/26
Down right: 156.154.42.192/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
156.154.42.175	A+PTR	itrs-qe-http.neustar.biz
156.154.42.176	A+PTR	itrs-qe-qi.neustar.biz
156.154.42.177	A+PTR	itrs-qe-urd-acq.neustar.biz
156.154.42.178	A+PTR	itrs-qe-urd.neustar.biz
156.154.42.179	A+PTR	itrs-trial-urd.neustar.biz
156.154.42.180	A+PTR	rtmsmultiqa.va.neustar.com
156.154.42.181	A+PTR	rtmsmultidev.va.neustar.com
156.154.42.182	A+PTR	crop1-portps.neustar.biz
156.154.42.187	A+PTR	ebill-test.neustar.biz
156.154.42.187	A+PTR	pp-securesso.neustar.biz
156.154.42.190	A+PTR	test.neustarcare.com
156.154.42.190	A+PTR	neustarcare.com
156.154.42.190	A	www.neustarcare.org
156.154.42.194	A+PTR	pathfinder-cte.neustar.biz
156.154.42.195	A+PTR	pathfinder-cte-pi.neustar.biz
156.154.42.196	A+PTR	sipix12-cte.neustar.biz
156.154.42.197	A+PTR	sipix12-cte-si.neustar.biz
156.154.42.198	A+PTR	sipix12-cte-pi.neustar.biz
156.154.42.199	A+PTR	sipix12-cte-lnp.neustar.biz
156.154.42.222	A	js.eglb.quova.com
156.154.42.226	PTR	portingxpress.biz
156.154.42.226	PTR	nic.us
156.154.42.226	PTR	socialscoop.biz
156.154.42.227	A+PTR	qa-www-ultratools-com.neustar.biz
156.154.42.229	A+PTR	qa.tcpacompliance.us
156.154.42.232	PTR	byod.neustar.biz
156.154.42.233	A+PTR	pp.neufed.neustar.biz
156.154.42.233	A+PTR	dev.neufed.neustar.biz
156.154.42.234	A+PTR	nsp-pp.neustar.biz
156.154.42.235	A+PTR	ote.xri.net
156.154.42.236	A+PTR	ote.bang.xri.net
156.154.42.237	A+PTR	ote.at.xri.net
156.154.42.238	PTR	ote.equal.xri.net
156.154.42.238	A+PTR	equalote.xdi.net
156.154.42.241	A+PTR	itrs-trial-http.neustar.biz
156.154.42.242	PTR	itrs-trial-pi.neustar.biz
156.154.42.243	A+PTR	itrs-trial.neustar.biz
156.154.42.246	A	mpcsportlookupgui.neustar.com
156.154.42.246	A	testcscapi.neustar.biz
156.154.42.249	A	test.usshortcodes.com