>  I flunked the IQ test so I need some help. I want to match 
>  all domains 
>  in the body that are not in .com,.org.us,.edu,.gov and .mil. 
>  But there's 
>  more. I need to match some characters at the end of the URI that can 
>  often be found there such as >.?)*!"';
>  
>  The rule would match http://www.go.za and http://www.go.za), but not 
>  match http://www.go.com
>  
>  Here's my regex that does not work...
>  
>  m{https?://[^\s/:"')!?>*]+(?<!\.com)(?<!\.net)(?<!\.org)(?<!\.
>  gov)(?<!\.us)(?<!\.edu)(?<!\.mil)(?:"|'|:|\?|!|>|\*|\)|$)}
>  
>  
>  It works for all of the characters except for an ending "." such as 
>  http://www.go.com.
>  
>  I have grappled with this for some time and read the pcrepattern.txt 
>  accompanying Exim source, but damn if I can get it to work. 
>  Anybody want to spit out the answer?

I'm no regex expert, but your ending (?:"|'|:|\?|!|> |\*|\)|$) doesn't
list a ., so it wouldn't catch it.

Maybe 
    (?:"|'|:|\?|!|> |\*|\)|$|\.)
Would be better?

Bret