| Count | Prefix |
|---|---|
| 70 | 2001:600::/32 |
| 60 | 2001:608::/32 |
| 45 | 2001:610::/32 |
| 1 | 2001:618::/32 |
| 17 | 2001:620::/32 |
| 19 | 2001:628::/32 |
| 1 | 2001:629::/32 |
| 5 | 2001:62a::/32 |
| 60 | 2001:630::/32 |
| 75 | 2001:638::/32 |
| 3 | 2001:640::/32 |
| 8 | 2001:648::/32 |
| 1 | 2001:650::/32 |
| 47 | 2001:660::/32 |
| 5 | 2001:668::/32 |
| 308 | 2001:678::/32 |
| 968 | 2001:67c::/32 |
| 4 | 2001:680::/32 |
| 7 | 2001:690::/32 |
| 14 | 2001:6a8::/32 |
| 37 | 2001:6b0::/32 |
| 5 | 2001:6c8::/32 |
| 11 | 2001:6d0::/32 |
| 4 | 2001:6e8::/32 |
| 3 | 2001:6f0::/32 |
| 7 | 2001:6f8::/32 |