Network address
2001:728:400::
Full
2001:0728:0400:0000:0000:0000:0000:0000
Prefix length
40
Range
2001:728:400:: - 2001:728:4ff:ffff:ffff:ffff:ffff:ffff
Number of hosts
309,485,009,821,345,068,724,781,056
Parent subnet
2001:728:400::/39🔍
Previous subnet
2001:728:300::/40🔍
Next subnet
2001:728:500::/40🔍