Les Barstow

Note if anyone's still following this: HOSTNAMES cannot contain underscores, but other DNS entries can. e.g. _spf.google.com is a valid DNS name. > $ dig +short TXT _spf.google.com "v=spf1 include:_netblocks.google.com...

My personal opinion: the only calls that should care about character restrictions (aside from length) are isValidHostname() and the isValid property returned by parse(). We use both tldExists() and getDomain(),...

Alternately, the code could care about the validity of the publicSuffix in a strict form while the rest of the domain name would be lenient. (No registrar registers domains with...