Network address
2001:4860:1:1:638::
Full
2001:4860:0001:0001:0638:0000:0000:0000
Prefix length
78
Range
2001:4860:1:1:638:: - 2001:4860:1:1:63b:ffff:ffff:ffff
Number of hosts
1,125,899,906,842,624
Parent subnet
2001:4860:1:1:638::/77🔍
Previous subnet
2001:4860:1:1:634::/78🔍
Next subnet
2001:4860:1:1:63c::/78🔍