Network address
2001:1900:5:2:1:ef40::
Full
2001:1900:0005:0002:0001:ef40:0000:0000
Prefix length
90
Range
2001:1900:5:2:1:ef40:: - 2001:1900:5:2:1:ef7f:ffff:ffff
Number of hosts
274,877,906,944
Parent subnet
2001:1900:5:2:1:ef00::/89🔍
Previous subnet
2001:1900:5:2:1:ef00::/90🔍
Next subnet
2001:1900:5:2:1:ef80::/90🔍