IP subnet calculator

2a01:c910:8001:700::-2a01:c910:8007:ff:ffff:ffff:ffff:ffff

2a01:c910:8001:700::-2a01:c910:8001:7ff:ffff:ffff:ffff:ffff
2a01:c910:8001:700::/56

2a01:c910:8001:800::-2a01:c910:8001:fff:ffff:ffff:ffff:ffff
2a01:c910:8001:800::/53

2a01:c910:8001:1000::-2a01:c910:8001:1fff:ffff:ffff:ffff:ffff
2a01:c910:8001:1000::/52

2a01:c910:8001:2000::-2a01:c910:8001:3fff:ffff:ffff:ffff:ffff
2a01:c910:8001:2000::/51

2a01:c910:8001:4000::-2a01:c910:8001:7fff:ffff:ffff:ffff:ffff
2a01:c910:8001:4000::/50

2a01:c910:8001:8000::-2a01:c910:8001:ffff:ffff:ffff:ffff:ffff
2a01:c910:8001:8000::/49

2a01:c910:8007::-2a01:c910:8007:ff:ffff:ffff:ffff:ffff
2a01:c910:8007::/56

2a01:c910:8002::-2a01:c910:8003:ffff:ffff:ffff:ffff:ffff
2a01:c910:8002::/47

2a01:c910:8004::-2a01:c910:8005:ffff:ffff:ffff:ffff:ffff
2a01:c910:8004::/47

2a01:c910:8006::-2a01:c910:8006:ffff:ffff:ffff:ffff:ffff
2a01:c910:8006::/48