Re: Re: PTR lookups in SPF

On Mon, 19 Jul 2004 16:02:44 +0100, Paul Howarth wrote
> Unfortunately the output of whois servers is well-nigh impossible to 
> parse in a reliable, automated and useful fashion due to the 
> enormous variation in data formats of the various registries.
Not to mention that querying WHOIS servers in an automated way is generally
frowned upon, and some places will ban you if you make a habit of it or
generate too many queries in a short period of time.