Network address
2001:1900:5:1:ffcf::
Full
2001:1900:0005:0001:ffcf:0000:0000:0000
Prefix length
81
Range
2001:1900:5:1:ffcf:: - 2001:1900:5:1:ffcf:7fff:ffff:ffff
Number of hosts
140,737,488,355,328
Parent subnet
2001:1900:5:1:ffcf::/80🔍
Previous subnet
2001:1900:5:1:ffce:8000::/81🔍
Next subnet
2001:1900:5:1:ffcf:8000::/81🔍