Network address
2001:503:638::
Full
2001:0503:0638:0000:0000:0000:0000:0000
Prefix length
45
Range
2001:503:638:: - 2001:503:63f:ffff:ffff:ffff:ffff:ffff
Number of hosts
9,671,406,556,917,033,397,649,408
Parent subnet
2001:503:630::/44🔍
Previous subnet
2001:503:630::/45🔍
Next subnet
2001:503:640::/45🔍