Robtex

Up: 2600:1401:2::/47
Can't show all results, try to descend to a more specific CIDR
Down left: 2600:1401:2::/49
Down right: 2600:1401:2:8000::/49

IP	Type	Hostname
2600:1401:2::	A+PTR	a1-0.akam.net
2600:1401:2::	A+PTR	ns1-0.akam.net
2600:1401:2::1	A+PTR	a1-1.akam.net
2600:1401:2::1	A+PTR	ns1-1.akam.net
2600:1401:2::2	PTR	a1-2.akam.net
2600:1401:2::2	PTR	ns1-2.akam.net
2600:1401:2::3	PTR	a1-3.akam.net
2600:1401:2::3	PTR	ns1-3.akam.net