* Dns resolved 199.7.71.190 to CRL.VERISIGN.NET
When i google for keywords: verisign port 80
I get links related to this kind of issue, but they're from 2004.
It might also help to paste here the output from this to verify nothing's funky with your mirc:
//echo -a $os $version $md5($mircexe,2) $file($mircexe).sig $alias(0) $script(0) $dll(0) $com(0)