Network address
b:4000::
Full
000b:4000:0000:0000:0000:0000:0000:0000
Prefix length
21
Range
b:4000:: - b:47ff:ffff:ffff:ffff:ffff:ffff:ffff
Number of hosts
162,259,276,829,213,363,391,578,010,288,128
Parent subnet
b:4000::/20🔍
Previous subnet
b:3800::/21🔍