scan ports only

[email protected] Wed, 14 Sep 2005 18:59:24 +0400
Newsgroups gmane.network.irc.bopm
Message-ID <[email protected]>
Hello.

How I can only scan ports for proxy-checking and DO NOT use dnsbl?
I found option only for listing and don't scan, but I need scan
without listing in dnsbl.
It's posible?

P.S.: Sorry for my bad english :-]

-- 
Best regards,
         Mihail.