Network address
fcff:ffff:ff21::
Full
fcff:ffff:ff21:0000:0000:0000:0000:0000
Prefix length
48
Range
fcff:ffff:ff21:: - fcff:ffff:ff21:ffff:ffff:ffff:ffff:ffff
Number of hosts
1,208,925,819,614,629,174,706,176
Parent subnet
fcff:ffff:ff20::/47🔍
Previous subnet
fcff:ffff:ff20::/48🔍
Next subnet
fcff:ffff:ff22::/48🔍