Robtex

Up: 207.241.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 207.241.128.0/22
Down right: 207.241.132.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
207.241.128.2	A	ns2.michix.net
207.241.128.2	A	inet2.cmsinter.net
207.241.128.2	A	ns2.cmsinter.net
207.241.128.7	A	mx1.idfci.com
207.241.128.8	A+PTR	mx2.cmsinter.net
207.241.128.9	PTR	mail.cmsinter.net
207.241.128.10	A	dhcp.cmsinter.net
207.241.128.13	A	sweetrainaussies.com
207.241.128.16	PTR	mx.cmsinter.net
207.241.128.17	A+PTR	auth01.cmsinter.net
207.241.128.17	PTR	monitor.cmsinter.net
207.241.128.18	A	auth02.cmsinter.net
207.241.128.21	A	sql2.michix.net
207.241.128.21	A	sql02.cmsinter.net
207.241.128.25	A	oldmail.labellemgt.com
207.241.128.28	PTR	parking.livewithunited.com
207.241.128.28	PTR	ws1.cmsinter.net
207.241.128.28	A	oakmeadowscondos.com
207.241.128.32	PTR	mail.journey.com
207.241.128.32	A	pop.journey.com
207.241.128.32	A	smtp.journey.com
207.241.128.33	PTR	mail.fredhaightins.com
207.241.128.35	A	hosting.cmsinter.net
207.241.128.35	A	mail.gratiotunitedway.com
207.241.128.40	PTR	ws01.cmsinter.net
207.241.128.40	A	robertfmurray.com
207.241.128.40	A	ns01.ga-ins.com
207.241.128.57	A+PTR	exchange.cmsinter.net
207.241.128.59	A+PTR	ws2.cmsinter.net
207.241.128.59	A	www.nbutn.com
207.241.128.59	A	smilegratiot.com
207.241.128.169	PTR	mail.jblcom.com
207.241.128.171	PTR	mail.ghcpa.com
207.241.128.184	PTR	mail.mcemichigan.com
207.241.128.207	A	mail.biccomix.com
207.241.128.210	PTR	mail.ironweb.net
207.241.128.218	PTR	mail.arnoldcenter.org
207.241.128.227	PTR	mail.rtsalesinc.com
207.241.128.243	A	mountaintown.com
207.241.128.253	A	ironsecurity.us
207.241.128.253	A	networkvideorecorder.net
207.241.128.253	A	nvrraid.com
207.241.129.2	A	linux1.cmsinter.net
207.241.129.2	A	ns1.michix.net
207.241.129.2	A	inet1.cmsinter.net
207.241.129.26	A+PTR	cmsbob.com
207.241.129.26	PTR	mutuldata.com
207.241.129.26	PTR	michix.net
207.241.129.130	A+PTR	midstateoiltools.com
207.241.129.130	PTR	ws02.cmsinter.net
207.241.129.130	A	mcguirksand.com
207.241.130.5	A	vmysql.cmsinter.net
207.241.130.6	A	vmysql01.cmsinter.net
207.241.130.250	A	fax01.cmsinter.net
207.241.130.251	A+PTR	fax02.cmsinter.net
207.241.130.255	A	occ-0-1730-28.1.nflxso.net
207.241.130.255	A	occ-0-1730-2433.1.nflxso.net
207.241.132.2	A+PTR	edge02.cmsinter.net
207.241.132.3	A+PTR	core.mtp.cmsinter.net
207.241.132.21	A+PTR	edge02.cmsinter.net
207.241.132.23	A+PTR	core.mtp.cmsinter.net
207.241.132.24	A+PTR	edge02.cmsinter.net
207.241.132.24	A+PTR	core.mtp.cmsinter.net
207.241.132.28	A+PTR	core.mtp.cmsinter.net
207.241.133.17	A+PTR	sub01.cry.cmsinter.net
207.241.135.158	PTR	wc.mtp.cmsinter.net
207.241.135.242	A+PTR	cisco1-car.gecuionia.org
207.241.135.246	A	cisco1-ion.gecuionia.org