Robtex

Up: 204.79.197.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 204.79.197.0/26
Down right: 204.79.197.64/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
204.79.197.1	PTR	ns1.msedge.net
204.79.197.1	A	ns1.msecndsl.net
204.79.197.1	A	ns1.a-afdentry.net
204.79.197.2	A+PTR	ns2.msedge.net
204.79.197.2	A	ns2.msecndsl.net
204.79.197.2	A	srv2-bing.ma
204.79.197.21	A	live.de