Robtex

Up: 199.7.208.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 199.7.216.0/22
Down right: 199.7.220.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
199.7.217.1	A+PTR	moonbase.cobourgnetworks.com
199.7.217.1	A	moonbase.lusi.on.ca
199.7.217.2	A	gw.lusi.on.ca
199.7.217.3	A	mail.cobourgnetworks.com
199.7.217.4	PTR	www.cobourgnetworks.com
199.7.217.8	A	cleo.lusi.on.ca
199.7.217.9	A+PTR	mail.lusi.on.ca
199.7.217.9	A	smtp1.lusi.on.ca
199.7.217.9	A	autodiscover.lusi.on.ca
199.7.217.198	PTR	ns2.cobourgnetworks.com
199.7.217.244	PTR	webmail.county.northumberland.on.ca
199.7.220.89	A	www.mcisd.org
199.7.220.90	A+PTR	aims.mcisd.net
199.7.220.90	A+PTR	cal.mcisd.net
199.7.220.90	PTR	mileage.mcisd.net
199.7.220.96	A+PTR	autodiscover.mcisd.org
199.7.220.96	A+PTR	mail1.mcisd.org
199.7.220.121	PTR	video.mcisd.net
199.7.220.121	PTR	www.video.mcisd.net
199.7.220.121	A+PTR	www.rocket.mcisd.net
199.7.220.123	A+PTR	renlearn.mcisd.org
199.7.220.123	PTR	www.renlearn.mcisd.org
199.7.220.126	A+PTR	em.mcisd.org
199.7.220.140	A+PTR	dip.mcisd.net