Network address
2a1::
Full
02a1:0000:0000:0000:0000:0000:0000:0000
Prefix length
21
Range
2a1:: - 2a1:7ff:ffff:ffff:ffff:ffff:ffff:ffff
Number of hosts
162,259,276,829,213,363,391,578,010,288,128
Previous subnet
2a0:f800::/21🔍
Next subnet
2a1:800::/21🔍