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Warning: This message may not be from whom it claims to be. Beware of following any links in it or of providing the sender with any personal information. Something is definitely wrong. Kurt On Fri, Feb 11, 2011 at 09:55, Bill Songstad <[email protected]> wrote: > I've had problems with spamhaus hating my DNS proxy on my watchguard > firewall. Had to turn off the proxy. Another issue I had recently with > spamhaus is that public DNS servers like 8.8.8.8 and 4.4.2.2 don't work. > But that should actually allow all traffic, so forget that I guess. > > By everything do you mean EVERYTHING? I was seeing the same NDRs for many > Gmail clients earlier this week because about 80 gmail servers are > blacklisted by spamcop. But non gmail traffic gets in fine. > > -Bill > > On Fri, Feb 11, 2011 at 8:44 AM, Kennedy, Jim <[email protected]> > wrote: >> >> Trying to resolve the spamhaus.org zones to an A record will not work, it >> is a defensive measure against DoS attacks. So that test is a red herring >> and you can ignore that. Beyond that I have nothing to add, we don't use >> Vipre. >> >> >> -----Original Message----- >> From: S Powell [mailto:[email protected]] >> Sent: Friday, February 11, 2011 11:37 AM >> To: NT System Admin Issues >> Subject: RBL issues >> >> After restarting exchange yesterday, and installing updates; Vipre has >> been blocking everything. This it the message--> >> >> "The error that the other server returned was: 550 550 5.7.1 Message >> rejected because of RBL policy (state 13)." >> >> okay. we had the RBL in place before, and I didn't change anything on the >> server other than installing updates and restarting. >> >> nslookup from the exchange server works for most domains HOWEVER >> spamhaus.org does not resolve, but spamcop does. >> >> removing spamhaus from the RBL list and only using spamcop gives me the >> same result. everything is blocked. >> >> With the RBL turned off, everything works. >> >> thoughts on why this is? DNS seems to be working for everything else... >> >> >> >> >> @THIS STATMENT IS VERIFIABLY INCORRECT >> >> ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ >> <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ >> >> --- >> To manage subscriptions click here: >> http://lyris.sunbelt-software.com/read/my_forums/ >> or send an email to [email protected] >> with the body: unsubscribe ntsysadmin >> >> ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ >> ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ >> >> --- >> To manage subscriptions click here: >> http://lyris.sunbelt-software.com/read/my_forums/ >> or send an email to [email protected] >> with the body: unsubscribe ntsysadmin >> > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to [email protected] > with the body: unsubscribe ntsysadmin ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ --- To manage subscriptions click here: http://lyris.sunbelt-software.com/read/my_forums/ or send an email to [email protected] with the body: unsubscribe ntsysadmin
