Network address
1ffb::
Full
1ffb:0000:0000:0000:0000:0000:0000:0000
Prefix length
21
Range
1ffb:: - 1ffb:7ff:ffff:ffff:ffff:ffff:ffff:ffff
Number of hosts
162,259,276,829,213,363,391,578,010,288,128
Previous subnet
1ffa:f800::/21🔍
Next subnet
1ffb:800::/21🔍