Robtex

Up: 2001:500:90::/45
Can't show all results, try to descend to a more specific CIDR
Down left: 2001:500:90::/47
Down right: 2001:500:92::/47

IP	Type	Hostname
2001:500:90::77	A+PTR	cx1.dyntld.net
2001:500:90::78	A+PTR	tl1.dyntld.net
2001:500:90::80	A+PTR	coop1.dyntld.net
2001:500:90::83	A	sb1.dyntld.net
2001:500:91::1	A	testns.hivecast.net
2001:500:92::1	A+PTR	a.af.dyntld.net
2001:500:92::1	A	af1.dyntld.net
2001:500:92::2	A+PTR	a.cc.dyntld.net
2001:500:92::3	A+PTR	a.cx.dyntld.net
2001:500:92::4	PTR	a.gs.dyntld.net
2001:500:93::1	A+PTR	e.ns.ie
2001:500:93::1	A	gns2.domainregistry.ie