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Time Tested Spam Black Holes Solutions: 1 - 25 of 26
 
I have a Windows 2000 server with Exchange 2003 running on it.  We currently use MXLogic to filter our inbound and outbound email.  MXLogic informed us that we had an Open Relay and spam comin...
We are having major problems sending email from our Exchange 2007 Server. Our server is appearing on blacklists and our outbound email is being refused. Upon inspection of the Outbound SMTP Qu...
Hi Experts We have recently been the victim of an NDR attack on our exchange server (2003) on server (2003) and followed all the instructions found on this site to rectify the problem inclu...
HI I have a GroupWIse 6.5.4 on Netware 6.0sp5 Past week my email domain user@abc.com has become blacklisted, I have requested removal from the 4 sites, and 3 were removed, the 4th said it wil...
I have a client who continues to get blacklisted. Their ISP is getting complaints that spam is originating from their IP. I have scanned all computers on the network and the server with nultip...
Hello All, I have an issue with one particular e-newsletter that needs to come into our network, but is being dropped for some reason. The incoming email trajectory is: A Cisco 2811 as ...
Hi We have increasingly been bombarded with NDR spam email through 2 of our user email addresses on our domain. We run Windows Server 2003 for SBS and also the Trend Micro Worry free Busines...
Hello, At the beginning of the week my public IP got Blacklisted for SPAM. I am runnig into a brick wall. I ca't find out where the SPAM is coming from. I believe the my public IP is being ...
We are getting email rejected from one of our clients saying were on a black list. I searched www.mxtoolbox.com/blacklists.aspx and found that we have the following BlackListed. DNSBLNETAUT...
Dear Experts, I have done a small basic test in DNSStuff.com and they said that my domain is being black listed in 2 spam databases. In fact I did that test because suddenly I found that we c...
Our Live IP is blocked by cbl.abuseat.org. Well, I am using sendmail server as a mail server (MTA) on RHEL5. Our main firewall is sending the smtp traffic with the IP same as live IP of sendm...
Hi All    I would like to know how to block Smurf Attack    Now I have 3Com ADSL router at my home,  and all time I notify as follwoing ################################################ ...
I have an email address that I had registered with a social networking site and was able to correspond ok with their double-blind server until recently.  When I attempted to send emails I got ...
Hi all, Does anyone have an up to date list (or even better, an all encompassing list!!) of real time black list servers to add to my Connection Filtering tab to stop spam etc coming through...
My boss has a sympatico email account but for some odd reason, sympatico only allows your to send email (smtp) through outlook if your using your sympatico internet service. The problem is tha...
Our Ip address is 196.219.160.195 and some sites refuse to accept email sent from our users specially AOL we get this report Delivery has failed to these recipients or distribution lists:...
Hi We are unable to receive email from certain senders. The one sender gets an undeliverable note. (Internet header attached), the other user gets no undeliverable note. When the user that ...
I am currently running exchange server 2003.  I have tested server for open-relay, and it is not open for relay.  Used recepient filtering as suggested in other articles.  Currently the queues...
    i need to send 4000 emails to a list that i have in microsft excel. the emails are related to the grand opening of a school and are invitations to be on the schools mailing list. most ...
My Domain I support is getting the following types of messages when my exchange sends out mail . _____________________________ The following recipient(s) could not be reached:       eye...
I have an Exchange 2003 network. Email is sent thru a 3rd party spam filter and then forwarded to our network. I have a user that got the following NDR: Your message did not reach some or all...
We are being blacklisted and our mail is getting rejected. Changing our outgoing ip gets the mail flowing again but after a while we get blacklisted again. Spam must be going out fron our loca...
Hi.. I am using IMSA 5000 Appliance as my Mail Gateway. I recently found Unusual Mail traffic. When I checked the Delivery Que status I found 500 mails going outside and My Network Monitor rep...
I have installed GFI MailEssentials on our Exchange server 2003, until last week we did not receive spam, but starting from this week, we started to receive samp messages. I checked the DNS B...
The following message is not successfully delivered to hotmail. It doesn't even make it into the junk folder. I have also tried adding the address to the whitelist and still no luck. This was ...