Network address
2001:1900:21b3::
Full
2001:1900:21b3:0000:0000:0000:0000:0000
Prefix length
50
Range
2001:1900:21b3:: - 2001:1900:21b3:3fff:ffff:ffff:ffff:ffff
Number of hosts
302,231,454,903,657,293,676,544
Parent subnet
2001:1900:21b3::/49🔍
Previous subnet
2001:1900:21b2:c000::/50🔍
Next subnet
2001:1900:21b3:4000::/50🔍