IP subnet calculator

2a01:4f8:e0::-2a01:4f8:ffff:ffff:ffff:ffff:ffff:ffff

2a01:4f8:e0::-2a01:4f8:ff:ffff:ffff:ffff:ffff:ffff
2a01:4f8:e0::/43

2a01:4f8:100::-2a01:4f8:1ff:ffff:ffff:ffff:ffff:ffff
2a01:4f8:100::/40

2a01:4f8:200::-2a01:4f8:3ff:ffff:ffff:ffff:ffff:ffff
2a01:4f8:200::/39

2a01:4f8:400::-2a01:4f8:7ff:ffff:ffff:ffff:ffff:ffff
2a01:4f8:400::/38

2a01:4f8:800::-2a01:4f8:fff:ffff:ffff:ffff:ffff:ffff
2a01:4f8:800::/37

2a01:4f8:1000::-2a01:4f8:1fff:ffff:ffff:ffff:ffff:ffff
2a01:4f8:1000::/36

2a01:4f8:2000::-2a01:4f8:3fff:ffff:ffff:ffff:ffff:ffff
2a01:4f8:2000::/35

2a01:4f8:4000::-2a01:4f8:7fff:ffff:ffff:ffff:ffff:ffff
2a01:4f8:4000::/34

2a01:4f8:8000::-2a01:4f8:ffff:ffff:ffff:ffff:ffff:ffff
2a01:4f8:8000::/33