Robtex

Up: 199.71.188.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 199.71.188.0/25
Down right: 199.71.188.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
199.71.188.8	PTR	danforth.torfree.net
199.71.188.8	A	ns2.tfn.to
199.71.188.8	A	ns1.tfn.to
199.71.188.9	A+PTR	sheppard.torfree.net
199.71.188.9	A	torfree.net
199.71.188.9	A	mail.tfn.to
199.71.188.10	A+PTR	maitland.torfree.net
199.71.188.24	A+PTR	ppp9.torfree.net