Network address
2001:4860:1:0:ff1b::
Full
2001:4860:0001:0000:ff1b:0000:0000:0000
Prefix length
81
Range
2001:4860:1:0:ff1b:: - 2001:4860:1:0:ff1b:7fff:ffff:ffff
Number of hosts
140,737,488,355,328
Parent subnet
2001:4860:1:0:ff1b::/80🔍
Previous subnet
2001:4860:1:0:ff1a:8000::/81🔍
Next subnet
2001:4860:1:0:ff1b:8000::/81🔍