Network address
2001:4000::
Full
2001:4000:0000:0000:0000:0000:0000:0000
Prefix length
20
Range
2001:4000:: - 2001:4fff:ffff:ffff:ffff:ffff:ffff:ffff
Number of hosts
324,518,553,658,426,726,783,156,020,576,256
Parent subnet
2001:4000::/19🔍
Previous subnet
2001:3000::/20🔍
Next subnet
2001:5000::/20🔍