Network address
2001:21b::
Full
2001:021b:0000:0000:0000:0000:0000:0000
Prefix length
32
Range
2001:21b:: - 2001:21b:ffff:ffff:ffff:ffff:ffff:ffff
Number of hosts
79,228,162,514,264,337,593,543,950,336
Parent subnet
2001:21a::/31🔍
Previous subnet
2001:21a::/32🔍
Next subnet
2001:21c::/32🔍