Robtex

Up: 209.191.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 209.191.128.0/22
Down right: 209.191.132.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
209.191.128.22	A	border17.nyc.pnap.net
209.191.129.1	A+PTR	ns1.nyc.pnap.net
209.191.129.2	PTR	netman1.nyc.pnap.net
209.191.129.11	PTR	mx2.internap.com
209.191.129.28	PTR	bmx2.internap.com
209.191.129.65	A+PTR	ns2.nyc.pnap.net
209.191.129.227	PTR	dhcp129-227-nyb.nyc.internap.com
209.191.129.243	PTR	internap-nyb-4-sw3.nyc.pnap.net
209.191.129.244	A	internap-nyb-4-sw2.nyc.pnap.net
209.191.129.246	A	ups-nyb.nyc.pnap.net
209.191.131.97	A	brotherint-49701-gw.nyc.pnap.net
209.191.132.217	A+PTR	hq-nat.rockco.com
209.191.132.222	A	hq-extrtr.rockco.com
209.191.132.242	PTR	mail1.hbo.com
209.191.132.242	A	mail1.hbo4kids.com
209.191.132.243	A+PTR	eve.beliefnet.com
209.191.132.243	A	mail2.hbo4kids.com
209.191.132.248	A	royalcalls1.com
209.191.134.122	A	fx.com
209.191.134.122	A	www.fx.com
209.191.134.134	A	loginservice.fxall.com
209.191.134.176	A	www.myfxall.ch
209.191.134.176	A	fxall.com
209.191.134.176	A	www.fxalliance.com
209.191.134.190	A	dns01.fxall.com
209.191.134.201	A	amers3.fxtqt.trading.thomsonreuters.net
209.191.134.202	A	amers3.fxtfb.trading.thomsonreuters.net
209.191.134.205	A	amers3.fxtblotter.trading.thomsonreuters.net
209.191.135.6	PTR	mail0.edgetrade.com
209.191.135.15	PTR	chat.edgetrade.com
209.191.135.70	PTR	edgetrade.com
209.191.135.71	PTR	mail1.edgetrade.com
209.191.135.250	PTR	backup.tradescape.com