Network address
2001:4860:1:1:21::
Full
2001:4860:0001:0001:0021:0000:0000:0000
Prefix length
82
Range
2001:4860:1:1:21:: - 2001:4860:1:1:21:3fff:ffff:ffff
Number of hosts
70,368,744,177,664
Parent subnet
2001:4860:1:1:21::/81🔍
Previous subnet
2001:4860:1:1:20:c000::/82🔍
Next subnet
2001:4860:1:1:21:4000::/82🔍