Robtex

Up: 2001:7f8:1f::/48
Can't show all results, try to descend to a more specific CIDR
Down left: 2001:7f8:1f::/50
Down right: 2001:7f8:1f:4000::/50

IP	Type	Hostname
2001:7f8:1f::1835:1:0	A+PTR	te-dix.ly0.core.fsknet.dk
2001:7f8:1f::1835:1:2	A+PTR	ge-dix.ly4.core.fsknet.dk
2001:7f8:1f::1835:242:0	A+PTR	l.nic.dk
2001:7f8:1f::3292:39:0	A	xe-1-3-0-0.boanqp7.dk.ip.tdc.net