Robtex

Up: 162.125.80.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 162.125.81.0/25
Down right: 162.125.81.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
162.125.81.1	A	www.dropbox-dns.com
162.125.81.1	A	www.dualstack.dropbox-dns.com
162.125.81.1	A	test.performance.dropbox.com
162.125.81.2	A	edge-misc.dropbox-dns.com
162.125.81.2	A	edge-misc.dualstack.dropbox-dns.com
162.125.81.3	A	client.dropbox-dns.com
162.125.81.3	A	client.dualstack.dropbox-dns.com
162.125.81.4	A	edge-block-client-1.dropbox-dns.com
162.125.81.4	A	edge-block-client.dropbox-dns.com
162.125.81.4	A	edge-block-client-2.dropbox-dns.com
162.125.81.5	A	edge-block-previews-video-live-sin.dropbox-dns.com
162.125.81.5	A	edge-block-previews-video-live.dualstack.dropbox-dns.com
162.125.81.5	A	edge-block-previews-video-live-sin.g1.g1.dropbox.com
162.125.81.6	A	edge-block-www.dualstack.dropbox-dns.com
162.125.81.6	A	edge-block-www.traffic-test.dropbox-dns.com
162.125.81.6	A	edge-block-www.dropbox-dns.com
162.125.81.7	A	api.dropbox-dns.com
162.125.81.7	A	api.dualstack.dropbox-dns.com
162.125.81.8	A	edge-block-api-sin.dropbox-dns.com
162.125.81.8	A	edge-block-api.dualstack.dropbox-dns.com
162.125.81.10	A	nsf-1.dropbox-dns.com