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