const rDomain = /^(((?!\-))(xn\-\-)?[a-z0-9\-_]{0,61}[a-z0-9]{1,1}\.)*(xn\-\-)?([a-z0-9\-]{1,61}|[a-z0-9\-]{1,30})\.[a-z]{2,}$/m;

module.exports.isDomainLoose = (domain) => rDomain.test(domain);