Network address
0:0:0:21::
Full
0000:0000:0000:0021:0000:0000:0000:0000
Prefix length
67
Range
0:0:0:21:: - ::21:1fff:ffff:ffff:ffff
Number of hosts
2,305,843,009,213,693,952
Parent subnet
0:0:0:21::/66🔍
Previous subnet
::20:e000:0:0:0/67🔍
Next subnet
::21:2000:0:0:0/67🔍