Network:    fd10:da05:b5ac::/48

            fd10:            da05:            b5ac:       0000-ffff
1111110100010000:1101101000000101:1011010110101100:xxxxxxxxxxxxxxxx
└────────────── routing prefix /48 ──────────────┘ └ subnet ID 16 ┘
bits 64-127: interface ID, all x
