Robtex

Up: 209.55.0.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 209.55.0.0/24
Down right: 209.55.1.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
209.55.0.1	A	ibbsgw.ibbsonline.com
209.55.0.11	A+PTR	lb1.broadbandsupport.net
209.55.0.69	A+PTR	narc.ibbsonline.com
209.55.0.70	A+PTR	cw2k.ibbsonline.com
209.55.0.92	PTR	pillarpilot1.ibbsonline.com
209.55.0.100	PTR	vint02.ibbsonline.com
209.55.0.101	A+PTR	soap2.ibbsonline.com
209.55.0.104	A	ftp.cablelan.net
209.55.0.109	A	mrtg.ibbsonline.com
209.55.0.110	A+PTR	nsa.ibbsonline.com
209.55.0.110	A	ns2.durapath.net
209.55.0.113	A	amdb2.ibbsonline.com
209.55.0.115	A+PTR	li.ibbsonline.com
209.55.0.120	A	newbbx.ibbsonline.com
209.55.0.140	A	radius1.ibbsonline.com
209.55.0.149	A+PTR	iblscmsns01.ibbsonline.com
209.55.0.150	A+PTR	postal.ibbsonline.com
209.55.0.167	A+PTR	int03.ibbs.com
209.55.0.167	A	proc.ibbsonline.com
209.55.0.169	A+PTR	proc2.ibbsonline.com
209.55.0.170	PTR	custweb.ibbsonline.com
209.55.0.170	A	home.elgintv.com
209.55.0.170	A	ftp.kingwoodcable.net
209.55.0.172	A	users.onelinkpr.net
209.55.0.175	A	myweb.cebridge.net
209.55.0.192	PTR	vpts01.ibbsonline.com
209.55.0.195	A+PTR	mrelay.ibbsonline.com
209.55.0.210	A+PTR	bizmail.broadbandsupport.net
209.55.0.213	A+PTR	testatmail.ibbsonline.com
209.55.0.213	A	testatmail.broadbandsupport.net
209.55.0.226	A	install.ibbsonline.com
209.55.0.227	A	coordinator.ibbsonline.com
209.55.0.228	A+PTR	newpuma.ibbsonline.com
209.55.0.229	A	coordinator2.ibbsonline.com
209.55.0.230	A+PTR	bacc1.ibbsonline.com
209.55.0.231	A	dpe01.ibbsonline.com
209.55.0.232	A	dpe02.ibbsonline.com
209.55.0.235	A	continuity.ibbsonline.com
209.55.0.237	PTR	iblsmxlog01.ibbsonline.com
209.55.0.237	A	mxlog01.broadbandsupport.net
209.55.0.239	A	nimbus1.ibbsonline.com
209.55.0.244	PTR	appman-admin.ibbsonline.com
209.55.0.244	A	nimbus3.ibbsonline.com
209.55.0.245	A	nimbus.ibbsonline.com
209.55.0.246	A	nimbus2.ibbsonline.com
209.55.0.247	A	ndb1.ibbsonline.com
209.55.0.248	A	nimdb1.ibbsonline.com
209.55.0.249	A	nimpoller.ibbsonline.com
209.55.0.251	A+PTR	nimbus4.ibbsonline.com
209.55.1.50	A	inbound2.broadbandsupport.net
209.55.1.98	A+PTR	prov-hub.ibbsonline.com
209.55.1.99	A	ibbs02-dpe01.savvis.ibbs.us.ibbsonline.com
209.55.1.105	PTR	vplesk01.ibbsonline.com
209.55.1.105	A	qualitypattern.net
209.55.1.105	A	www.northern-sky.ca
209.55.1.110	A+PTR	inbd.broadbandsupport.net
209.55.1.114	A+PTR	iblsdvtst04.ibbsonline.com
209.55.1.140	A	msgsys01.broadbandsupport.net
209.55.1.142	A+PTR	msgsys02.broadbandsupport.net
209.55.1.149	A+PTR	iblscmsns02.ibbsonline.com
209.55.1.151	A+PTR	mcp2.canopy.ibbsonline.com
209.55.1.160	A+PTR	imagecontrol.ibbsonline.com
209.55.1.195	A	broadbandsupport.net
209.55.1.195	A	www.broadbandsupport.net
209.55.1.199	A+PTR	ibbsnmsdb.ibbsonline.com
209.55.1.199	A+PTR	iblsmondb01.ibbsonline.com
209.55.1.216	A	its.ibbs.com
209.55.1.220	A	nsb.ibbsonline.com
209.55.1.237	PTR	ibbs02-pdhcp.savvis.ibbs.us.ibbsonline.com