Robtex

Up: 216.128.20.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 216.128.22.0/24
Down right: 216.128.23.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.128.22.11	PTR	mail1.pixelmarsala.com
216.128.22.11	A	www.rpp.nyc
216.128.22.11	A	compassetech.com
216.128.22.12	PTR	mail.pixelmarsala.com
216.128.22.12	A	mail.trymynewsite.com
216.128.22.12	A	mail.igorfokinfamily.com
216.128.22.18	PTR	nsoftware.com
216.128.22.19	PTR	nsoftware.com
216.128.22.20	PTR	nsoftware.com
216.128.22.21	PTR	nsoftware.com
216.128.22.22	A	ded910alpa.maximumasp.com
216.128.22.28	A	taraanddavid.com
216.128.22.28	A	preventionparty.com
216.128.22.29	A	mail.heartvalvesocietyofamerica.org
216.128.22.29	A	mail.lightscameraactionsociety.net
216.128.22.38	A	host061.bpsinternet.com.br
216.128.22.39	A	host062.bpsinternet.com.br
216.128.22.41	A	mail06.bpsinternet.com.br
216.128.22.42	A	universalrecordssouth.com
216.128.22.46	A	ded916.maximumasp.com
216.128.22.47	PTR	host47.22.128.216.static.maximumasp.com
216.128.22.47	A	aletihadgroup.com
216.128.22.54	A	ded918eonl.maximumasp.com
216.128.22.79	PTR	host79.22.128.216.static.maximumasp.com
216.128.22.79	A	radarworks.net
216.128.22.79	A	bbfminc.com
216.128.22.80	A	baldwinbranding.com
216.128.22.92	PTR	host92.22.128.216.static.maximumasp.com
216.128.22.121	A	talkingaboutwindows.com
216.128.22.121	A	www.talkingaboutwindows.com
216.128.22.144	A	ded965atal.maximumasp.com
216.128.22.154	A	encyclopedia-co.com
216.128.22.154	A	atdngroup.com
216.128.22.154	A	cpm-global.net
216.128.22.169	PTR	host169.22.128.216.static.maximumasp.com
216.128.22.185	A	mail.wal-martod.com
216.128.22.189	PTR	kinon.com
216.128.22.210	A	ded979ssmi.maximumasp.com
216.128.22.241	PTR	salta-intl.com
216.128.23.3	PTR	mail.viametric.us.com
216.128.23.18	PTR	host18.23.128.216.static.maximumasp.com
216.128.23.18	A	eddysays.thecmuwebsite.com
216.128.23.18	A	reviews.thecmuwebsite.com
216.128.23.44	A	www.sirrongroup.com
216.128.23.78	PTR	mx.brilliantcis.net
216.128.23.79	PTR	mail01.mx.brilliantcis.net
216.128.23.86	A	ded1007.maximumasp.com
216.128.23.100	A+PTR	mail.myhelphub.com
216.128.23.100	A	mail.mhhmail.com
216.128.23.100	A	*.mhhmail.com
216.128.23.106	PTR	netwatts.com.br
216.128.23.107	PTR	netwatts.com.br
216.128.23.108	PTR	netwatts.com.br
216.128.23.109	PTR	netwatts.com.br
216.128.23.109	A	*.netwatts.com.br
216.128.23.110	A	www.devcow.com
216.128.23.110	A	devcow.com
216.128.23.111	PTR	host111.23.128.216.static.maximumasp.com
216.128.23.111	A	blogs.sharepointguys.com
216.128.23.111	A	sharepointjams.com
216.128.23.113	A	devcowsoftware.com
216.128.23.113	A	devcowconsulting.com
216.128.23.114	PTR	host114.23.128.216.static.maximumasp.com
216.128.23.122	A	ded1041dtho.maximumasp.com
216.128.23.134	A	ded1044.maximumasp.com
216.128.23.142	PTR	host142.23.128.216.static.maximumasp.com
216.128.23.142	A	mail.siennavalley.com
216.128.23.142	A	unlimitedsprinkler.net
216.128.23.152	A	www3.bayercropscience.ca
216.128.23.153	PTR	host153.23.128.216.static.maximumasp.com
216.128.23.153	A	www.hot-potatoes.ca
216.128.23.153	A	hot-potatoes.ca
216.128.23.155	PTR	host155.23.128.216.static.maximumasp.com
216.128.23.155	A	theonesolution.ca
216.128.23.155	A	invigor.ca
216.128.23.160	A	ipaawa.org.au
216.128.23.172	A	ded1054.maximumasp.com
216.128.23.192	PTR	host192.23.128.216.static.maximumasp.com
216.128.23.192	A	markbeyerbeatlekeys.com
216.128.23.192	A	jbranson.com
216.128.23.194	PTR	host194.23.128.216.static.maximumasp.com
216.128.23.194	A	www.alphaleasing.com
216.128.23.194	A	stats.alphaleasing.com
216.128.23.196	PTR	beautycom.gr
216.128.23.210	PTR	mail.lgemail.com
216.128.23.218	A	*.allinoneaccounting.com
216.128.23.219	A	fleurdeselvilla.com