Network address
2001:1900:4:ffff::
Full
2001:1900:0004:ffff:0000:0000:0000:0000
Prefix length
68
Range
2001:1900:4:ffff:: - 2001:1900:4:ffff:fff:ffff:ffff:ffff
Number of hosts
1,152,921,504,606,846,976
Parent subnet
2001:1900:4:ffff::/67🔍
Previous subnet
2001:1900:4:fffe:f000::/68🔍
Next subnet
2001:1900:4:ffff:1000::/68🔍