Robtex

Up: 17.253.20.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 17.253.20.0/24
Down right: 17.253.21.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
17.253.20.105	A+PTR	usqas2-edge-tx-001.aaplimg.com
17.253.20.105	A	gnv-na.cdn-apple.com.akadns.net
17.253.20.125	A+PTR	usqas2-ntp-001.aaplimg.com
17.253.20.125	A	time-ios.g.aaplimg.com
17.253.20.125	A	time-osx.g.aaplimg.com
17.253.20.221	PTR	ussea2.salty.aaplimg.com
17.253.20.222	PTR	ussea2.salty.aaplimg.com
17.253.20.253	A+PTR	usqas2-ntp-002.aaplimg.com
17.253.20.253	A	time-ios.g.aaplimg.com
17.253.20.253	A	time-osx.g.aaplimg.com
17.253.21.19	A+PTR	usqas2-edge-bx-010.aaplimg.com
17.253.21.201	PTR	usqas2-vip-bx-001.aaplimg.com
17.253.21.201	A	a735.phobos.g.aaplimg.com
17.253.21.201	A	a509.phobos.g.aaplimg.com
17.253.21.202	PTR	usqas2-vip-bx-002.aaplimg.com
17.253.21.202	A	a509.phobos.g.aaplimg.com
17.253.21.202	A	a290.phobos.apple.com
17.253.21.203	PTR	usqas2-vip-bx-003.aaplimg.com
17.253.21.203	A	a509.phobos.g.aaplimg.com
17.253.21.203	A	a1322.phobos.g.aaplimg.com
17.253.21.204	PTR	usqas2-vip-bx-004.aaplimg.com
17.253.21.204	A	a290.phobos.apple.com
17.253.21.204	A	a922.phobos.g.aaplimg.com
17.253.21.205	PTR	usqas2-vip-bx-005.aaplimg.com
17.253.21.205	A	a388.phobos.g.aaplimg.com
17.253.21.206	PTR	usqas2-vip-bx-006.aaplimg.com
17.253.21.206	A	a964.phobos.g.aaplimg.com
17.253.21.206	A	a1402.phobos.g.aaplimg.com
17.253.21.207	PTR	usqas2-vip-bx-007.aaplimg.com
17.253.21.207	A	a735.phobos.g.aaplimg.com
17.253.21.207	A	a882.phobos.g.aaplimg.com
17.253.21.208	PTR	usqas2-vip-bx-008.aaplimg.com
17.253.21.208	A	a1950.phobos.g.aaplimg.com
17.253.21.208	A	a1402.phobos.g.aaplimg.com