Network address
fb:4000::
Full
00fb:4000:0000:0000:0000:0000:0000:0000
Prefix length
21
Range
fb:4000:: - fb:47ff:ffff:ffff:ffff:ffff:ffff:ffff
Number of hosts
162,259,276,829,213,363,391,578,010,288,128
Parent subnet
fb:4000::/20🔍
Previous subnet
fb:3800::/21🔍
Next subnet
fb:4800::/21🔍