Robtex

Up: 2800:2000::/20
Can't show all results, try to descend to a more specific CIDR
Down left: 2800:2800::/22
Down right: 2800:2c00::/22

IP	Type	Hostname
2800:2d20:100b:9::e	A	r3.sn-j5cax8pnpvo-x1xy.gvt1.com
2800:2d20:100b:9::10	A	r5.sn-j5cax8pnpvo-x1xy.googlevideo.com
2800:2d20:100b:9::10	A	r5.sn-j5cax8pnpvo-x1xy.gvt1.com
2800:2d20:100b:9::13	A	r8.sn-j5cax8pnpvo-x1xy.gvt1.com