Robtex

Up: 204.227.0.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 204.227.0.0/25
Down right: 204.227.0.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
204.227.0.14	A	hs2portal.managedsp.com
204.227.0.16	PTR	ftp.critigen.com
204.227.0.16	A+PTR	ftp.managedsp.com
204.227.0.16	PTR	newftp.mgma.com
204.227.0.22	A	critigenapps.com
204.227.0.40	A+PTR	afa.microsource.com
204.227.0.45	A	uaeprogram.managedsp.com
204.227.0.50	A	sophmail.allosource.org
204.227.0.50	A	securemail.allosource.org
204.227.0.54	A	app.yfc.net
204.227.0.65	A+PTR	newport.critigen.com
204.227.0.67	A+PTR	pspl.msi-time.com
204.227.0.73	PTR	www.meraasmsc.ae
204.227.0.73	A+PTR	jc-exfe02.justconnect.net
204.227.0.73	A+PTR	outlook.justconnect.net
204.227.0.77	A	compliance-on-demand-wc.com
204.227.0.79	A	sdccenergymap.org
204.227.0.87	A+PTR	icaenec.managedsp.com
204.227.0.91	PTR	webmail.managedsp.com
204.227.0.103	A	adsscstep.ae
204.227.0.107	A+PTR	mnustrictgav01.managedsp.com
204.227.0.108	A	mx.mpmc.org
204.227.0.109	A+PTR	sde.managedsp.com
204.227.0.109	PTR	reporting.oemelements.com
204.227.0.109	PTR	www.reporting.oemelements.com
204.227.0.110	A+PTR	thamestidewaytunnel.co
204.227.0.110	PTR	thamestidewaytunnellimited.co
204.227.0.110	PTR	thamestidewaytunnel.com
204.227.0.117	A+PTR	icafsg.managedsp.com
204.227.0.128	A	voicemail.managedsp.com
204.227.0.128	A	phone.managedsp.com
204.227.0.132	A	dev1.vamegaprojects.com
204.227.0.132	A	fdotdms.com
204.227.0.137	PTR	twdp.org
204.227.0.137	PTR	services.twdp.org
204.227.0.137	A+PTR	enecpcdt1.enec.gov.ae
204.227.0.144	A	ica.microsource.com
204.227.0.147	A	email.stollemachinery.com
204.227.0.147	A	outlook.stollemachinery.com
204.227.0.150	A	viacfrprogram.com
204.227.0.150	A	www.csafe.org
204.227.0.152	A+PTR	odssdemo.managedsp.com
204.227.0.152	A+PTR	waswd.managedsp.com
204.227.0.152	PTR	demo.cloudgis.critigen.com
204.227.0.157	PTR	autodiscover.critigen.com
204.227.0.157	PTR	webmail.critigen.com
204.227.0.157	PTR	webmail.maytagaircraft.com
204.227.0.162	PTR	mailquarantine.managedsp.com
204.227.0.162	A+PTR	mx3.managedsp.com
204.227.0.162	A+PTR	mx4.managedsp.com
204.227.0.163	A+PTR	mx3.managedsp.com
204.227.0.163	A+PTR	mx4.managedsp.com
204.227.0.163	A+PTR	mail.microsource.com
204.227.0.178	A+PTR	ross-management.com
204.227.0.178	A+PTR	rdgateway.managedsp.com
204.227.0.178	A+PTR	rossfarm.managedsp.com
204.227.0.179	PTR	cosointernalcontrols.com
204.227.0.179	PTR	www.cosointernalcontrols.com
204.227.0.179	A+PTR	critigensurveys.managedsp.com
204.227.0.186	A+PTR	rgldgoldag.ch
204.227.0.186	PTR	autodiscover.rgldgoldag.ch
204.227.0.200	A+PTR	mailarchive.managedsp.com
204.227.0.202	A+PTR	ccmuser.managedsp.com
204.227.0.205	A+PTR	portal.managedsp.com
204.227.0.214	PTR	iccx.net
204.227.0.214	PTR	aimcodisc.critigen.com
204.227.0.214	PTR	askjim.critigen.com
204.227.0.215	A+PTR	imagi.net
204.227.0.215	PTR	justconnect.net
204.227.0.215	A+PTR	citrix.justconnect.com
204.227.0.216	A+PTR	managedsp.com
204.227.0.216	A	www.managedsp.com
204.227.0.233	PTR	ch2mhillacademyservices.com
204.227.0.233	A+PTR	edgesight.managedsp.com
204.227.0.234	A	amuc.com
204.227.0.253	A+PTR	omahacsopt.com
204.227.0.253	A+PTR	lists.omahacsopt.com
204.227.0.253	A	www.omahacsopt.com