Robtex

Up: 65.168.16.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 65.168.16.0/23
Down right: 65.168.18.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
65.168.16.2	A	ns2.greataccess.com
65.168.16.3	PTR	mail.net2atlanta.com
65.168.16.3	A	mactufus.net2atlanta.com
65.168.16.4	A	t.net2atlanta.com
65.168.16.4	A	mail.net2atlanta.com
65.168.16.5	A+PTR	spamdragon2.net2atlanta.com
65.168.16.7	PTR	ds3.net2atlanta.com
65.168.16.7	PTR	mon.net2atlanta.com
65.168.16.7	A+PTR	mrtg.net2atlanta.com
65.168.16.8	A	spamdragon1.net2atlanta.com
65.168.16.9	A+PTR	nmc.net2atlanta.com
65.168.16.10	A	ns.net2atlanta.com
65.168.16.11	A+PTR	d1.net2atlanta.com
65.168.16.13	A+PTR	d3.net2atlanta.com
65.168.16.14	A+PTR	d4.net2atlanta.com
65.168.16.17	A	mailer.atlantaisp.net
65.168.16.17	A	acm.net2atlanta.com
65.168.16.28	A+PTR	m2.net2atlanta.com
65.168.16.30	A+PTR	gw.net2atlanta.com
65.168.16.35	PTR	mail1.almostbored.com
65.168.16.35	PTR	mail1.beyondstrange.com
65.168.16.35	A+PTR	n.net2atlanta.com
65.168.16.36	A+PTR	net2atl.com
65.168.16.36	A	mail.net2atl.com
65.168.16.40	A	spamdragon3.net2atlanta.com
65.168.16.49	A	atnexmail.atnex.net
65.168.16.49	A	alpha.net2atlanta.com
65.168.16.49	A	mail.autoradio.com
65.168.16.50	PTR	mailman.net2atlanta.com
65.168.16.53	A	mail.farmington.com
65.168.16.66	A	crdatlanta.com
65.168.16.66	A	bservicesassoc.com
65.168.16.66	A	atlantaservercolo.com
65.168.16.70	A	www.ediltd.com
65.168.16.71	PTR	masseycpa.com
65.168.16.71	PTR	mp-cpa.com
65.168.16.73	A	m.net2atlanta.com
65.168.16.73	A	www.net2atlanta.com
65.168.16.76	A	www.atlanticnexus.com
65.168.16.77	A	atnex.net
65.168.16.77	A	www.atnex.net
65.168.16.79	PTR	gjtlaw.com
65.168.16.80	A	ftp.atlcap.com
65.168.16.82	A+PTR	ftp1.atlcap.com
65.168.16.83	A	*.mdshvac.com
65.168.16.84	A	atlantalabel.com
65.168.16.96	PTR	whitewaterbooks.com
65.168.16.96	A	aspe-atlanta.com
65.168.16.96	A	whitewatervideo.com
65.168.16.97	PTR	atlantaisp.net
65.168.16.101	PTR	www1.waetech.com
65.168.16.101	A	batterypointlighthouse.org
65.168.16.101	A	thrivingbeyondbreastcancer.com
65.168.16.105	A	thechoicerv.com
65.168.16.106	A	euterpe.waetech.com
65.168.16.106	A	mail.emstaxservices.com
65.168.16.106	A	*.waetech.com
65.168.16.107	PTR	www7.waetech.com
65.168.16.108	A	maenads8.waetech.com
65.168.16.110	A	hostmaster.pedpartners.com
65.168.16.110	A	*.pedpartners.com
65.168.16.110	A	maenads10.waetech.com
65.168.16.112	A	www12.waetech.com
65.168.16.115	PTR	mail2.waetech.com
65.168.16.115	A	mail3.waetech.com
65.168.16.117	A	mail.petrush.com
65.168.16.117	A	wipeyourpawsonline.com
65.168.16.117	A	ns.petrush.com
65.168.16.121	A	atnex.net
65.168.16.139	A	nationaldanceshowcase.com
65.168.16.166	PTR	reflection.eastcobbgroup.com
65.168.16.170	PTR	inet.eastcobbgroup.com
65.168.16.180	A	wario.sli.cc
65.168.16.180	A	ns2.sli.cc
65.168.16.181	A+PTR	koopa.sli.cc
65.168.16.182	A+PTR	comm.sli.cc
65.168.16.185	A	web.sli.cc
65.168.16.185	A	ns1.sli.cc
65.168.16.253	A	p.net2atlanta.com
65.168.17.136	A	aceso.waetech.com
65.168.17.137	A	hostmaster.smallhomesconcepts.com
65.168.17.137	A	lincolncncservice.biz
65.168.17.137	A	headlinersteachers.com
65.168.17.141	A	*.cathyroe.com
65.168.17.141	A	hostmaster.cathyroe.com
65.168.17.142	A	augustaspeeddating.com
65.168.17.143	A	allamericantalent.com
65.168.17.161	A	dancerecitalticketing.com
65.168.17.162	A	artofdance.org
65.168.17.165	A	dancestudiosite.com
65.168.17.167	A	www.techniquebyterry.com
65.168.17.167	A	techniquesbyterry.com
65.168.18.22	PTR	gci00001.gci-ga.com
65.168.18.22	A	*.gci-ga.us
65.168.18.22	A	gci-ga.us
65.168.18.28	A+PTR	sym.gci-ga.com
65.168.18.29	A+PTR	mail.gci-ga.com
65.168.18.37	PTR	newleaf-dist.com
65.168.18.100	PTR	mail.gpfcu.org
65.168.18.131	A	mail.vermar.com
65.168.18.131	A	vermar.com
65.168.18.134	PTR	mail.atherogenics.com
65.168.18.134	PTR	vpn.atherogenics.com
65.168.18.138	A	univez.net
65.168.18.139	PTR	mail.salesteam.com
65.168.18.162	A+PTR	tsc.ecigroups.com
65.168.18.162	A	columnsatsweetwater.com
65.168.18.162	A	concepts21hillandale.com
65.168.19.3	A+PTR	mail.fpfd.net
65.168.19.4	A	fpfd.net
65.168.19.4	A	www.fpfd.net
65.168.19.4	A	*.fpfd.net
65.168.19.19	A	mail2.forestparkpd.com
65.168.19.21	A	*.forestparkpd.com
65.168.19.21	A	forestparkpd.com
65.168.19.22	A	mail.forestparkpd.com
65.168.19.37	A	smtp2.forestparkga.org
65.168.19.51	A	forestparkpw.com
65.168.19.53	A	smtp.forestparkpw.com
65.168.19.53	A	protector.forestparkpw.com
65.168.19.130	A	gateway.ediltd.com
65.168.19.131	A	webmail.ediltd.com
65.168.19.141	A	av.ediltd.com