IsCIDR checks if the string is an valid CIDR notation (IPV4).

IsDomainPort checks if a string is Domain:Port.

IsHostPath checks if a string is : netloc/path netloc:port/path.

IsIPv4 IsIP checks if a string is either IP version 4 Alias for `net.ParseIP`.

IsIPv6 IsIP checks if a string is either IP version 4 Alias for `net.ParseIP`.

IsNetlocPort checks if a string is [Domain or IP]:Port.

IsPort checks if a string represents a valid port.

IsURL checks if a string is : protocol://netloc/path protocol://netloc:port/path.