Robtex

Up: 66.33.128.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 66.33.128.0/20
Down right: 66.33.144.0/20

IP	Type	Hostname
66.33.128.229	A+PTR	er2-war-s-3-5-si0.inet.n2p.com
66.33.130.193	PTR	er2-war-s-3-3-si0.inet.n2p.com
66.33.131.101	PTR	b06sb10.ewr1.n2p.com
66.33.136.189	A+PTR	fw4-ewr1-sec-int.ewr1.n2p.com
66.33.137.2	A+PTR	nwhgx21-1-s3-upm.ewr1.n2p.com
66.33.137.3	A+PTR	nwhgx21-1-s4-upm.ewr1.n2p.com
66.33.137.8	A	nwhgx21-1-s9-upm.ewr1.n2p.com
66.33.137.9	A	nwhgx21-1-s10-upm.ewr1.n2p.com
66.33.137.34	A+PTR	nwhgx21-2-s16-upm.ewr1.n2p.com
66.33.137.41	A	nwhgx21-3-s2-cm.ewr1.n2p.com
66.33.137.44	A	nwhgx21-3-s5-upm.ewr1.n2p.com
66.33.137.45	A	nwhgx21-3-s6-upm.ewr1.n2p.com
66.33.137.71	A	nwhgx21-4-s12-upm.ewr1.n2p.com
66.33.137.76	A	nwhgx21-4-s18-upm.ewr1.n2p.com
66.33.137.77	A	nwhgx21-4-s19-upm.ewr1.n2p.com
66.33.137.94	A	nwhgx21-5-s16-upm.ewr1.n2p.com
66.33.137.109	A	nwhgx21-6-s10-upm.ewr1.n2p.com
66.33.137.113	A	nwhgx21-6-s15-upm.ewr1.n2p.com
66.33.137.118	A	nwhgx21-6-s20-upm.ewr1.n2p.com
66.33.137.123	A	es6-5-2-ewh.inet.n2p.com
66.33.137.129	A	bold.n2p.com
66.33.137.132	A	bold03.ewr1.n2p.com
66.33.137.188	PTR	es7-4-2-ewr1.inet.n2p.com
66.33.137.203	PTR	es7-2-4-ewr1.inet.n2p.com
66.33.140.27	A	hydra2.net2phone.com
66.33.140.29	A	hydra.net2phone.com
66.33.140.104	A	megabuildnik.com
66.33.141.1	A	vpn1-hck-int.inet.n2p.com
66.33.141.76	A	ar2-ewr2-ge-4-0-si80.inet.n2p.com
66.33.141.101	A	rb80-3-1-ewr2.inet.n2p.com
66.33.142.10	A	ocsdtp.net2phone.com
66.33.143.2	A+PTR	kman.n2p.com
66.33.143.3	A	xo.n2p.com
66.33.143.54	A+PTR	jpsrv.n2p.com
66.33.143.141	A+PTR	ar2-ewr2-ge-4-0-si90.inet.n2p.com
66.33.143.146	A	bwx01.n2p.com
66.33.143.177	A	id.n2p.com
66.33.143.237	A+PTR	ar2-ewr2-ge-4-0-u101.inet.n2p.com
66.33.146.12	PTR	sip02-public.ewr1.n2p.com
66.33.146.12	A	sip.net2phone.com
66.33.146.36	A+PTR	gk1-ewr1.n2p.com
66.33.146.38	PTR	h323.ewr1.n2p.com
66.33.146.52	A	ippbx.net2phone.com
66.33.146.52	A	sip.switch2voip.us
66.33.146.126	A	ar1-ewr1-ge-3-1-0-u122-vrrp.inet.n2p.com
66.33.146.195	PTR	nwh5300-1.inet.n2p.com
66.33.146.203	A	ar2-ewr1-ge-3-1-0-u132.inet.n2p.com
66.33.146.204	A	cgk.net2phone.com
66.33.146.229	A	ar1-ewr2-s-5-3-si0.inet.n2p.com
66.33.146.241	A	dns6.n2p.com
66.33.146.241	A	dns2.n2p.com
66.33.146.242	A	dns4.n2p.com
66.33.147.129	A	sm.idtmobile.net
66.33.147.172	A	ar1-ewr1-ge-3-1-0-u236.inet.n2p.com
66.33.147.190	A	ar1-ewr1-ge-3-1-0-u108-vrrp.inet.n2p.com
66.33.147.204	A	ar1-ewr1-ge-3-1-0-u240-vrrp.inet.n2p.com
66.33.147.242	PTR	vpn4-ewr1.inet.n2p.com
66.33.147.243	A	vs.n2p.com
66.33.147.253	A	ar2-ewr1-ge-3-1-0-u246.inet.n2p.com
66.33.148.199	A	mon04.n2p.com
66.33.148.204	A	arbor.n2p.com
66.33.150.178	A	cmsqa.n2p.com
66.33.151.147	A	dms.net2phone.com
66.33.151.147	A	ha-dms-master.net2phone.com
66.33.153.24	PTR	voxisdemo.adirtech.com
66.33.153.28	A	is7-brk.inet.n2p.com
66.33.153.29	A	fw1-brk-sec-e-3.inet.n2p.com
66.33.153.33	A	fw1-brk.inet.n2p.com
66.33.153.36	A	is2-brk.inet.n2p.com
66.33.153.41	A	ir3-brk.inet.n2p.com
66.33.153.69	A	lkwmail01.net2phone.com
66.33.153.225	A	faxdemo.net2phone.com
66.33.154.36	A	rs01-ewr1.clb.n2p.com
66.33.154.49	A	revip-ewr1.clb.n2p.com
66.33.154.52	A	cvoss4-ewr1.clb.n2p.com
66.33.154.53	A	pips1-ewr1.clb.n2p.com
66.33.154.161	A	ss1-lcv.clb.n2p.com
66.33.154.173	A	netprobe1-lcv.clb.n2p.com
66.33.154.178	A	rb3-lcv.clb.n2p.com
66.33.155.40	A	jessiefam.com
66.33.156.213	A+PTR	ar2-pya-ge-2-1-0-si104.inet.n2p.com
66.33.158.119	A+PTR	stesps1.wlb2.n2p.com
66.33.158.140	A+PTR	stedge1.wlb2.n2p.com
66.33.158.148	PTR	pit.labs.idt.net
66.33.158.148	A	labs.net2phone.com