Network address
ff:ffff:ffff:ffff:ff21::
Full
00ff:ffff:ffff:ffff:ff21:0000:0000:0000
Prefix length
80
Range
ff:ffff:ffff:ffff:ff21:: - ff:ffff:ffff:ffff:ff21:ffff:ffff:ffff
Number of hosts
281,474,976,710,656
Parent subnet
ff:ffff:ffff:ffff:ff20::/79🔍
Previous subnet
ff:ffff:ffff:ffff:ff20::/80🔍
Next subnet
ff:ffff:ffff:ffff:ff22::/80🔍