Robtex

Up: 17.242.96.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 17.242.100.0/23
Down right: 17.242.102.0/23

IP	Type	Hostname
17.242.101.4	A	webproxy-advp.iad-apple.com.akadns.net
17.242.101.5	A	webproxy-advp.iad-apple.com.akadns.net
17.242.101.6	A	webproxy-advp.iad-apple.com.akadns.net
17.242.101.7	A	webproxy-advp.iad-apple.com.akadns.net