Robtex

Up: 66.99.136.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 66.99.140.0/23
Down right: 66.99.142.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.99.140.3	A	mail.chathamschools.org
66.99.140.4	A+PTR	gcnn.chathamschools.org
66.99.140.4	A	gcnn.net
66.99.140.6	PTR	bes.chathamschools.org
66.99.140.8	PTR	dist5.chathamschools.org
66.99.140.8	A	bcsd5.org
66.99.140.9	A	ghs-opac.chathamschools.org
66.99.140.42	PTR	barracuda.bcsd.k12.il.us
66.99.140.49	PTR	ghs-49.bcsd.k12.il.us
66.99.140.49	A	ghsonline.net
66.99.140.49	A	www.ghsonline.net
66.99.140.60	PTR	fm.chathamschools.org
66.99.140.163	PTR	host-66-99-140-163.roe51.k12.il.us
66.99.140.163	A	roe51sdc.org
66.99.142.4	A	swdemo.illinois.net
66.99.142.5	A+PTR	dns.illinois.net
66.99.142.9	A+PTR	ccas1.illinois.net
66.99.142.10	A+PTR	ipam.illinois.net
66.99.142.11	A	rancid.illinois.net
66.99.142.16	A+PTR	gitorious.illinois.net
66.99.142.27	A+PTR	bast.illinois.net
66.99.142.27	A+PTR	syslog.illinois.net
66.99.142.29	A	bigflow.illinois.net
66.99.142.30	A	bigflow2.illinois.net
66.99.142.31	A	stats-collector1.illinois.net
66.99.142.32	A+PTR	technetium.illinois.net
66.99.142.38	A+PTR	narf.illinois.net
66.99.142.47	A+PTR	us.illinois.net
66.99.142.47	A	forms.illinois.net
66.99.142.49	A+PTR	icnstats1.illinois.net
66.99.142.50	A	bigbrother.illinois.net
66.99.142.50	A	mx1.napavalleyford.com
66.99.142.51	A	mx2.napavalleyford.com
66.99.142.52	A	mx2.visperltd.com
66.99.142.61	A	ups-springfield-ccf.lincon.net
66.99.142.62	A+PTR	ncm.illinois.net
66.99.142.62	A	ups-springfield-ccc.lincon.net
66.99.142.78	A+PTR	rwhois.illinois.net
66.99.142.110	A+PTR	us1.illinois.net
66.99.142.129	A+PTR	router1-l0.lincon.net
66.99.143.3	A	auburn-schools.tinytim.springfield.lincon.net
66.99.143.4	A	riverton-es.tinytim.springfield.lincon.net
66.99.143.36	A	maroa-forsyth-hs.tinytim.springfield.lincon.net
66.99.143.45	A	lutheran-hs.tinytim.springfield.lincon.net
66.99.143.47	A	sojourn-shelter.tinytim.springfield.lincon.net
66.99.143.48	A	health-ed-consortium.tinytim.springfield.lincon.net
66.99.143.55	A	athens-library.tinytim.springfield.lincon.net
66.99.143.61	A	porta-jr-sr-hs.tinytim.springfield.lincon.net
66.99.143.70	A	student-assistance-commis.tinytim.springfield.lincon.net
66.99.143.73	A	greenview-cusd.tinytim.springfield.lincon.net
66.99.143.77	A	spfld-head-start-lawrence.tinytim.springfield.lincon.net
66.99.143.85	A	ibhe.tinytim.springfield.lincon.net
66.99.143.87	A	farmingdale.tinytim.springfield.lincon.net
66.99.143.88	A	dscc.tinytim.springfield.lincon.net
66.99.143.150	A	1.cehe.org
66.99.143.150	A	freshstartscholarships.com
66.99.143.150	A	*.cehe.org
66.99.143.194	A	willow-branch-lib.richland.springfield.lincon.net
66.99.143.195	A	forsyth-lib.richland.springfield.lincon.net
66.99.143.198	A	st-teresa-hs.richland.springfield.lincon.net
66.99.143.200	A	rolling-prairie-lib-sys.richland.springfield.lincon.net
66.99.143.204	A	decatur-lib.richland.springfield.lincon.net