Network address
2a01:cf:100::
Full
2a01:00cf:0100:0000:0000:0000:0000:0000
Prefix length
40
Range
2a01:cf:100:: - 2a01:cf:1ff:ffff:ffff:ffff:ffff:ffff
Number of hosts
309,485,009,821,345,068,724,781,056
Parent subnet
2a01:cf::/39🔍
Previous subnet
2a01:cf::/40🔍
Next subnet
2a01:cf:200::/40🔍