Robtex

Up: 78.26.16.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 78.26.20.0/23
Down right: 78.26.22.0/23

IP	Type	Hostname
78.26.20.1	A+PTR	78-26-20-1.network.trollfjord.no
78.26.20.28	A+PTR	78-26-20-28.network.trollfjord.no
78.26.20.42	A+PTR	78-26-20-42.network.trollfjord.no
78.26.20.43	A+PTR	78-26-20-43.network.trollfjord.no
78.26.20.50	A+PTR	78-26-20-50.network.trollfjord.no
78.26.20.62	A+PTR	78-26-20-62.network.trollfjord.no
78.26.20.85	A+PTR	78-26-20-85.network.trollfjord.no
78.26.20.104	A+PTR	78-26-20-104.network.trollfjord.no
78.26.20.113	A+PTR	78-26-20-113.network.trollfjord.no
78.26.20.115	PTR	78-26-20-115.network.trollfjord.no
78.26.20.173	A+PTR	78-26-20-173.network.trollfjord.no
78.26.20.187	A+PTR	78-26-20-187.network.trollfjord.no
78.26.20.193	A+PTR	78-26-20-193.network.trollfjord.no
78.26.20.197	A+PTR	78-26-20-197.network.trollfjord.no
78.26.20.248	A+PTR	78-26-20-248.network.trollfjord.no
78.26.20.249	A+PTR	78-26-20-249.network.trollfjord.no
78.26.22.6	A+PTR	hrafn.nordlysnett.no
78.26.22.21	PTR	vakmail.andoy.kommune.no
78.26.22.36	A+PTR	godgest.nordlysnett.no
78.26.22.36	A	mail.nordlysnett.no
78.26.22.37	A+PTR	vettar.nordlysnett.no
78.26.22.37	A	nordlysnett.no
78.26.22.39	PTR	78-26-22-39.network.trollfjord.no
78.26.22.93	PTR	78-26-22-93.network.trollfjord.no
78.26.23.2	A	78-26-23-2.network.trollfjord.no
78.26.23.24	PTR	78-26-23-24.network.trollfjord.no