vdn

README

VDN - valid domain name

VDN(valid domain name) is used to check if s string is a valid domain name

Criteria

A complete domain name is valid if it meets the following criteria:

• A complete domain name must have one or more subdomain names and one top-level domain name.
• A complete domain name must use dots (.) to separate domain names.
• Domain names must use only alphanumeric characters and dashes (-).
• Domain and subdomain names must not begin or end with dashes (-).
• Domain names must mot have more than 63 characters.
• The top-level domain name must be one of the predefined top-level domain names, like (com), (org), or (ca)

TODO

• unicode check

Ref

rfc1035

rfc3696

top-level domain db

Documentation

Index

• func IsValidDomain(s string) bool

Functions

func IsValidDomain

func IsValidDomain(s string) bool

IsValidDomain checks if s string is a valid domain name https://tools.ietf.org/html/rfc1035 https://tools.ietf.org/html/rfc3696