Network address
2021:b000::
Full
2021:b000:0000:0000:0000:0000:0000:0000
Prefix length
20
Range
2021:b000:: - 2021:bfff:ffff:ffff:ffff:ffff:ffff:ffff
Number of hosts
324,518,553,658,426,726,783,156,020,576,256
Parent subnet
2021:a000::/19🔍
Previous subnet
2021:a000::/20🔍
Next subnet
2021:c000::/20🔍