Network address
2a00:12f8:3900:21::
Full
2a00:12f8:3900:0021:0000:0000:0000:0000
Prefix length
77
Range
2a00:12f8:3900:21:: - 2a00:12f8:3900:21:7:ffff:ffff:ffff
Number of hosts
2,251,799,813,685,248
Parent subnet
2a00:12f8:3900:21::/76🔍
Previous subnet
2a00:12f8:3900:20:fff8::/77🔍
Next subnet
2a00:12f8:3900:21:8::/77🔍