Network address
0:0:21:4000::
Full
0000:0000:0021:4000:0000:0000:0000:0000
Prefix length
50
Range
0:0:21:4000:: - ::21:7fff:ffff:ffff:ffff:ffff
Number of hosts
302,231,454,903,657,293,676,544
Parent subnet
0:0:21::/49🔍
Previous subnet
0:0:21::/50🔍
Next subnet
0:0:21:8000::/50🔍