Robtex

Up: 199.212.248.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 199.212.248.0/23
Down right: 199.212.250.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
199.212.250.2	PTR	gw.wrdsb.on.ca
199.212.250.5	A+PTR	ns1.wrdsb.on.ca
199.212.250.5	A	ns1.wrdsb.ca
199.212.250.49	PTR	49.250.wrdsb.on.ca
199.212.250.49	A	intelligo.wrdsb.ca
199.212.250.54	PTR	water2.wrdsb.on.ca
199.212.250.55	A	dns.wrdsb.on.ca
199.212.250.55	A	ins.wrdsb.ca
199.212.250.56	A	dns2.wrdsb.on.ca
199.212.250.75	PTR	75.250.wrdsb.on.ca
199.212.250.88	PTR	88.250.wrdsb.on.ca
199.212.250.95	PTR	95.250.wrdsb.on.ca
199.212.250.96	PTR	96.250.wrdsb.on.ca
199.212.250.104	PTR	ns3.wrdsb.on.ca
199.212.250.105	A+PTR	ns2.wrdsb.on.ca
199.212.250.105	A	ns2.wrdsb.ca
199.212.250.105	A	ns.wrdsb.on.ca
199.212.250.106	PTR	fm1.wrdsb.on.ca
199.212.250.107	PTR	fm2.wrdsb.on.ca
199.212.250.108	A+PTR	fm.wrdsb.on.ca
199.212.250.150	PTR	jamfw.wrdsb.on.ca
199.212.250.155	PTR	fhcfw.wrdsb.on.ca
199.212.250.156	PTR	gcifw.wrdsb.on.ca
199.212.250.158	PTR	grcfw.wrdsb.on.ca
199.212.250.164	PTR	wcifw.wrdsb.on.ca
199.212.250.171	PTR	171.250.wrdsb.on.ca
199.212.250.182	PTR	182.250.wrdsb.on.ca
199.212.250.207	PTR	bci.wrdsb.on.ca
199.212.250.212	PTR	gci.wrdsb.on.ca
199.212.251.43	PTR	octane.wrdsb.ca
199.212.251.76	A	corp3.wrdsb.on.ca
199.212.251.81	PTR	soundwave.wrdsb.ca
199.212.251.91	A	ec-libcat-web.wrdsb.ca
199.212.251.91	A	library.wrdsb.ca
199.212.251.109	A	fhl.wrdsb.ca
199.212.251.109	A	elz.wrdsb.on.ca
199.212.251.109	A	webproxy.wrdsb.ca
199.212.251.184	PTR	web2.wrdsb.on.ca