Surblhost Surblhost project is a small program to see if hostnames are listed in the Spam URI Realtime Blocklists (SURBL).
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Surblhost project is a small program to see if hostnames are listed in the Spam URI Realtime Blocklists (SURBL). Surblhost project is a small program to see if hostnames are listed in the Spam URI Realtime Blocklists (SURBL).Hosts that are blacklisted means that global spam email have been reported to contain links to these hosts.Many popular spam email filters use these lists to identify spam email, but this program makes it possible to use the lists for any conceivable purpose, such as filtering out bad hosts from URL redirection, and so on.Examples:Verbose output$ surblhost -v bigredskhoediet.com clowndiket.comchecking against multi.surbl.orgbigredskhoediet.com.multi.surbl.org is blacklisted by clowndiket.com.multi.surbl.org is blacklisted by see http://www.surbl.org/lists.html for more information on the blacklistsMore verbose output$ surblhost -vv --testtest.sc.surbl.org.sc.surbl.org 127.0.0.2 is blacklisted by spamcop test.sc.surbl.org.sc.surbl.org txt record: sc.surbl.org permanent test pointWhitelisting and stripping of subdomains$ surblhost -vv -s www.google.comchecking against multi.surbl.orggoogle.com is in whitelistRecognition of two-level TLDs$ surblhost -vv -s www.somewhere.co.ukchecking against multi.surbl.orgsomewhere.co.uk.multi.surbl.org is not blacklistedBlocked site discovered using recursive checking# NO HIT$ surblhost -v 156.tissuqeweightloss.comchecking against multi.surbl.orgwarning: hostname contains subdomains: 156.tissuqeweightloss.com (try option -r)156.tissuqeweightloss.com.multi.surbl.org is not blacklisted# OPTION -r GIVES HIT$ surblhost -v -r 156.tissuqeweightloss.comchecking against multi.surbl.org recursively156.tissuqeweightloss.com.multi.surbl.org is not blacklistedtissuqeweightloss.com.multi.surbl.org is blacklisted by see http://www.surbl.org/lists.html for more information on the blacklists

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