Network address
2a00:12f8:3900:21::
Full
2a00:12f8:3900:0021:0000:0000:0000:0000
Prefix length
78
Range
2a00:12f8:3900:21:: - 2a00:12f8:3900:21:3:ffff:ffff:ffff
Number of hosts
1,125,899,906,842,624
Parent subnet
2a00:12f8:3900:21::/77🔍
Previous subnet
2a00:12f8:3900:20:fffc::/78🔍
Next subnet
2a00:12f8:3900:21:4::/78🔍