Robtex

Up: 147.203.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 147.203.32.0/20
Down right: 147.203.48.0/20
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
147.203.32.0	PTR	lwdc.dbo2.fa1-12.network.23601.americanis.net
147.203.32.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.32.2	A	voipreview.org
147.203.32.2	A	voip-info.com
147.203.33.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.33.2	A	palmsprings.us
147.203.33.2	A	www.disney-vacation-hotels.com
147.203.34.2	A	virtualtahoe.com
147.203.34.2	A	www.virtualtahoe.com
147.203.35.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.35.2	A	123business.com
147.203.35.3	PTR	lwdc.dbo2.fa1-12.broadcast.23601.americanis.net
147.203.36.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.36.2	A	myvoipprovider.com
147.203.37.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.38.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.38.2	A	lake-tahoe-hotels.com
147.203.39.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.39.2	A	sanfranciscohotels.itravel.bz
147.203.39.2	A	chicagohotels.itravel.bz
147.203.40.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.40.2	A	tahoesbest.com
147.203.41.2	A	palmspringsgay.com
147.203.41.2	A	www.palmspringsgay.com
147.203.42.2	PTR	lwdc.ar06.gi10-24.host1.23601.americanis.net
147.203.42.2	A	las-vegas.cc
147.203.42.2	A	www.las-vegas.cc
147.203.43.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.43.2	A	www.bizx.info
147.203.43.2	A	bizx.info
147.203.43.3	PTR	lwdc.dbo2.fa1-12.broadcast.23601.americanis.net
147.203.44.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.44.2	A	www.missionbeachonline.com
147.203.44.2	A	pacificbeachhotels.org
147.203.46.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.47.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.47.2	A	mychasseur.com
147.203.48.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.48.2	A	telecombookshelf.com
147.203.48.2	A	telcompare.com
147.203.49.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.49.2	A	scottsdale-resort-hotels.com
147.203.49.2	A	www.scottsdale-resort-hotels.com
147.203.50.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.51.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.51.2	A	palm-springs-hotels.cc
147.203.51.2	A	7springs.info
147.203.52.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.52.2	A	lake-tahoe-california-hotels.com
147.203.53.1	PTR	lwdc.dbo2.fa1-12.gateway.23601.americanis.net
147.203.54.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.54.2	A	virtualpbxphonesystems.com
147.203.55.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.56.1	PTR	lwdc.dbo2.fa1-12.gateway.23601.americanis.net
147.203.56.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.56.2	A	www.tahoecasinos.com
147.203.56.2	A	new-york-city.cc
147.203.57.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.57.2	A	local.sandiego.com
147.203.57.2	A	411.sandiego.com
147.203.57.3	PTR	lwdc.dbo2.fa1-12.broadcast.23601.americanis.net
147.203.58.2	PTR	lwdc.dbo2.fa1-12.host1.23601.americanis.net
147.203.58.2	A	cheapovegas.com
147.203.58.2	A	www.cheapovegas.com
147.203.60.2	A	therazorhouse.com
147.203.60.3	A	cellulardeals.com
147.203.60.5	A	www.droiddog.com
147.203.60.5	A	droiddog.com
147.203.61.2	A	passport.bizx.info
147.203.61.2	A	dfp.bizx.info
147.203.61.4	A	todaysiphone.com
147.203.61.4	A	www.todaysiphone.com
147.203.62.4	A	tmonews.com
147.203.62.4	A	www.tmonews.com
147.203.62.5	A	lf.bizx.info
147.203.62.11	A	www.myrateplan.com