Robtex

Up: 65.54.211.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 65.54.211.0/26
Down right: 65.54.211.64/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
65.54.211.61	PTR	intl.msn.com
65.54.211.61	A+PTR	feeds.msn.com.br
65.54.211.61	PTR	copa.br.msn.com
65.54.211.62	A+PTR	intlred.msn.com
65.54.211.89	A+PTR	test2.msn.com
65.54.211.90	A+PTR	test4.msn.com
65.54.211.90	A	feeds2.msn.com