Network Toolbox
Index
DNS Resolver
IPv4/IPv6 CIDR Calculator
Ip Range To CIDR
Ip To Country ACLs
Account
Contact
IPv4/IPv6 CIDR calculator
A basic but rare IPv4 and IPv6 compatible CIDR calculator.
Support calculating CIDR for IPv4-to-IPv6 mapped addresses, IPv4 and IPv6.
{"u":"http://insidesupport.org/Tools/ipv4_ipv6_cidr_calculator","t":"IPv4/IPv6 CIDR calculator"}
Enter as
i
p/cidr