Robtex

Up: 17.56.136.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 17.56.138.0/24
Down right: 17.56.139.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
17.56.138.7	A	mt-ingestion-service-mr22-xp-cdn.itunes-apple.com.akadns.net
17.56.138.9	A	amp-account.itunes-apple.com.akadns.net
17.56.138.13	A	sp.itunes-apple.com.akadns.net
17.56.138.13	A	uts-preview.itunes-apple.com.akadns.net
17.56.138.14	PTR	silverbullet-external-mr.itunes.apple.com
17.56.138.14	A+PTR	spreview-mr.itunes.apple.com
17.56.138.14	A	contentdelivery02.itunes-apple.com.akadns.net
17.56.138.17	A	assets-origin.itunes-apple.com.akadns.net
17.56.138.18	A	sp.itunes-apple.com.akadns.net
17.56.138.18	A	uts-preview.itunes-apple.com.akadns.net
17.56.138.19	A	assets-origin.itunes-apple.com.akadns.net
17.56.138.21	A	sp.itunes-apple.com.akadns.net
17.56.138.21	A	uts-preview.itunes-apple.com.akadns.net
17.56.138.22	A	sp.itunes-apple.com.akadns.net
17.56.138.23	A	sp.itunes-apple.com.akadns.net
17.56.138.29	A	ld-1.itunes-apple.com.akadns.net
17.56.138.29	A	ld-5.itunes-apple.com.akadns.net
17.56.138.29	A	ld-2.itunes-apple.com.akadns.net
17.56.138.30	A	ld-1.itunes-apple.com.akadns.net
17.56.138.30	A	ld-5.itunes-apple.com.akadns.net
17.56.138.30	A	ld-2.itunes-apple.com.akadns.net
17.56.138.34	A	homesharing.itunes-apple.com.akadns.net
17.56.138.35	A	cma.itunes-apple.com.akadns.net
17.56.138.45	A	ld-2.itunes-apple.com.akadns.net
17.56.138.46	A	ld-2.itunes-apple.com.akadns.net