Robtex

Up: 77.80.254.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 77.80.255.0/25
Down right: 77.80.255.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.80.255.5	A+PTR	ns1.net.dreamhack.se
77.80.255.8	A+PTR	puppet.tech.dreamhack.se
77.80.255.132	A	dhgame.dreamhack.se
77.80.255.132	A	arcanegame.se
77.80.255.132	A	dhgame.event.dreamhack.se
77.80.255.142	A	77-80-255-142.event.dreamhack.se
77.80.255.241	PTR	77-80-255-241.event.dreamhack.se