Robtex

Up: 66.134.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 66.134.24.0/22
Down right: 66.134.28.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.134.24.34	A	mail4.bighawk.com
66.134.24.40	A	mail3.sovereignmb.com
66.134.25.34	A+PTR	h-66-134-25-34.nycm.ny.megapath.net
66.134.25.64	PTR	h-66-134-25-64.nycm.ny.megapath.net
66.134.26.54	A	smtp2.acaciapartners.com
66.134.26.54	A	smtp2.sequoiafund.com
66.134.26.66	PTR	h-66-134-26-66.nycm.ny.megapath.net
66.134.26.66	A	peoplefinder.net
66.134.26.66	A	identitycheck.net
66.134.26.69	A	teletrace.us
66.134.26.69	A	palltech.us
66.134.26.153	A	mail1.meyersparking.com
66.134.26.187	A	mail.uscairbalancing.com
66.134.26.198	A	h-66-134-26-198.nycm.ny.megapath.net
66.134.26.232	A	mail.creedmonarch.com
66.134.27.2	A	smtp.loebrealty.com
66.134.27.90	A	unitehealthcenter.org
66.134.27.115	PTR	h-66-134-27-115.nycm.ny.megapath.net
66.134.27.156	A	newbankamerica.com
66.134.27.195	A	mail.corporateparkro.com
66.134.28.35	PTR	h-66-134-28-35.nycm.ny.megapath.net
66.134.28.35	A	www.csuglobal.com
66.134.28.35	A	mail.csuglobal.com
66.134.28.90	PTR	h-66-134-28-90.nycm.ny.megapath.net
66.134.28.90	A	wan2.croxtonarc.com
66.134.28.236	A	paine.info
66.134.28.236	A	equestriantrader.com
66.134.28.236	A	paineconsulting.com
66.134.28.242	A	h-66-134-28-242.nycmny83.static.covad.net
66.134.29.77	A	iamasian.com
66.134.29.78	A	mail.iamasian.com
66.134.29.194	A	mail.saccocarpet.com
66.134.30.117	A	h-66-134-30-117.nycm.ny.megapath.net
66.134.30.170	PTR	mail.tectonarchitects.com
66.134.31.81	PTR	h-66-134-31-81.nycm.ny.globalcapacity.com
66.134.31.146	A	mail.reengineeringllc.com
66.134.31.236	A	mail.siatf.org