Unsolicited e-mail, comments or posts, often sent out in large volumes; possibly but not necessarily commercial in nature

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537 views

Gmail marks email from my server as spam [duplicate]

I'm configuring a new mail server, but have trouble with the e-mail: gmail marks it as spam. I've checked all the obvious things (SPF, DKIM, Reverse DNS, IP adress blacklisted or known spammer). OS is ...
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2answers
1k views

Server compromised. Bounce message contains many email addresses message was not sent to

This is not a dupe. Please read and understand the issue before marking this as a duplicate question that has been answered already. Several customers are reporting bounce messages like the one ...
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2answers
557 views

Configuring Postfix, Spamassassin and Procmail to put spam in a dedicated folder

I'm not sure if SF is the good place for that, so sorry if it's not the case. I'm administrating a Debian server for our company's emails and I'm trying to have the emails flagged as spam by ...
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0answers
112 views

Return-Path showing spam coming from my domain?

So I just logged into an old email address to see a ton of similar messages like the one below: To: "oliver@example.com" <oliver@example.com> Content-Transfer-Encoding: 7bit Mime-Version: 1.0 ...
1
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0answers
472 views

Postfix server begins send spam immediately after starting

I've installed a postfix server on a debian os & also I've installed apache 2.0 with php on same machine Several days ago my server begun to send a lot of spam messages via postfix. I understood ...
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2answers
825 views

How to detect and prevent postfix from dishing out spam email from compromised mail account

We host email and websites for numerous customers on a dedicated server running CentOS and configured through Virtualmin. Email is handled through Postfix. Over the weekend we noticed that a clients ...
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0answers
271 views

EXIM4 sent mail sometimes rejected, always put in spam. DKIM and SPF pass + reverse DNS

Recently I've been seeing some instances of Your access to this mail system has been rejected due to the sending MTA's poor reputation. in my maillog and have noticed that my emails have been getting ...
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1answer
91 views

Mail From Outlook/Exchange Sent to Destination Spam

I have a unique problem and I am hoping someone may have some direction to provide me. We have a Windows environment with an Exchange 2007 Server. For some reason when a user sends an email from ...
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1answer
293 views

Emails from server going to junk/spam in Outlook and Gmail [duplicate]

Althought I have setup my rDNS correctly and have SPF and DomainKeys setup on my cPanel server I'm still getting all emails sent from our mailserver to spam, unless the domain is whitelisted by the ...
1
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1answer
380 views

How to find which local process is sending spam on a Windows Server 2008 server

I am managing a Win Server 2008 system with a number of hosted web sites. Recently I found that something was sending spam through our SMTP server. The logs indicate that the connections were being ...
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2answers
103 views

Spam originating from my account, SPF records did nothing?

Recently I have been receiving emails that apparently originate from my account about Russian hackers, I've set up an SPF record to try and stop this but it has made no difference and I have updated ...
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0answers
356 views

php mail + postfix with multiple domains send from right domain?

i followed this tutorial to set up Postfix+Dovecot+postfixadmin on Ubuntu: http://www.exratione.com/2012/05/a-mailserver-on-ubuntu-1204-postfix-dovecot-mysql/ I want to send emails from multiple ...
3
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1answer
76 views

Avoid spammers who download content for the sake of using bandwidth

My company has a product which is downloadable through our website. Since day one, we've been continuously spammed by bots trying to download a little bit of content all the time (usually 4 MB out of ...
0
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1answer
897 views

Sendmail Spamming Recipient

I am using a perl script to send daily status to my gmail account. For some reason, sendmail seems to be spamming gmail although I am only sending one email Gmail is complaining about a failed ...
0
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1answer
288 views

Our outgoing emails from a shared hosting provider (Bluehost) are returned because the server is listed as SPAM SERVERS

I am getting very frustrated with this web hosting provider -- Bluehost.com. We have several small business sites hosted with them. We also use email accounts provided by the Bluehost for our outgoing ...
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1answer
704 views

How to re-create Qmail queue

Qmail has 500 00 messages in queue and I installed qmHandle to help sort out the spam in the queue. This process has taken a long time and alternative scripts like qmail-remove also take time. I want ...
3
votes
3answers
2k views

Send spam mail to a special folder using postfix

I have a postfix server running amavis and SpamAssassin to help filter spam. Messages that are detected as spam look like this when delivered into the user's Maildir: From tom@tom-mint Fri Mar 15 ...
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2answers
2k views

Email does not pass hotmail filter #Update

I have problems sending an email from my server to hotmail it will not pass the junk folder. This is the header from an email send to hotmail: x-store-info:4r51+eLowCe79NzwdU2kR3P+ctWZsO+J ...
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3answers
927 views

Where can I find a list of IP addresses of hosting providers?

I am attempting to fend off a spam attack against a web api I run and would like to obtain a list of IP addresses of public web hosting providers from which spammers are launching their attacks. I'm ...
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2answers
257 views

Blocking spam on Ubuntu 12.04

We seem to be having a lot of spam emails in our mail.log file. For example Mar 11 18:23:01 localhost postfix/qmgr[1452]: 87945226BD: removed Mar 11 18:23:01 localhost postfix/smtp[8809]: 87945226BD: ...
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1answer
106 views

Set up spf and dkim, where email domain and sending domain differ

I have two domains: foo.com and bar.com Only foo.com is using Google Apps and thus can send emails. I now have a service running on bar.com\application that uses the email application@foo.com to ...
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4answers
424 views

Stopping incoming spam with sendmail [duplicate]

I am having an issue due to a "smart" sysadmin that made some choices while I was away for two months: Spam. I manage probably close to 10,000 web/mail sites. He decided to allow all mail to ...
0
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1answer
2k views

Plesk 11 Set firewall rules manually

I have a big spamming problem on my site from ip addresses coming from Asia. My website is designed for people in France and Canada, so I want to block all ip addresses from Asia to avoid spam. I ...
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2answers
74 views

Emails from my server are delivered to spam

I have virtual server (Amazon EC2). Emails from it (postfix) are sent into spam folders to some of the email services. And they are not sent to some emails (including some addresses on gmail). There ...
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0answers
335 views

UID 33 sending SPAM

Please help! On sunday I started receiving a lot of email bounces which I investigated right away and saw someone who hadn't logged in seemed to be using vbulletin's sendmessage.php to send SPAM as ...
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1answer
399 views

A record blacklisted but not the originating IP of affected messages - Gmail rejections

A customer's email is being rejected by gmail with the following codes: Action: failed Status: 5.7.0 Diagnostic-Code: smtp; 554 5.7.0 Reject, id=17756-61 - SPAM I see the A record for the domain, ...
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1answer
92 views

Is there a system-wide way to flag a message as spam in Exchange?

Every once in a while a spam message makes it into the network. The spam message might go to one or more recipients. When sent to multiple recipients, the emails are addressed only to individuals (vs ...
0
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1answer
180 views

Error from Postfix server: mail for cacti.snowbarre.co.za loops back to myself

My setup is that my central mail server, CM forward to an anti-spam server, cacti which acts as an SMTP server. On of the email addresses on CM has been getting 40 emails generated apparently as a ...
0
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2answers
696 views

Why are my emails going to spam folder?

My server ip is 78.46.138.249 and none of the blacklists I could find blacklist my domain. Nevertheless, many of my customers recieve their emails in their SPAM folder. I just created a live.com ...
0
votes
1answer
292 views

Barracuda Spam Filtering vs. other enterprise level solutions [closed]

I am looking for comparison of enterprise level spam filtering solutions in the context of Barracuda Filtering - pros and cons kind of summary. I did hear a lot of negative noise about Barracuda Spam ...
0
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2answers
3k views

cPanel Server Email to Gmail marked as Spam, SPF, DKIM, and rDNS pass

Having this issue on a cPanel server 11.34.1 that hosts multiple domains. Email originating from this box on the sendingdomain.com address is flagged as Spam by Gmail. I've implemented SPF and DKIM, ...
0
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1answer
108 views

Checking SPF for outgoing mails

Is there any particular reason why I should not perform SPF checks for outgoing mails? I was reading on some articles that "you should not perform SPF checks for outgoing mails", why? I'm doing SPF ...
0
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1answer
97 views

Possible spam emails from our server but not from our domains

I encountered something weird with my mail server. For about 3 days now I am noticing that my mail server sending emails that aren't included in my domains. There are from different IPs different mail ...
1
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1answer
252 views

Received-SPF: unknown domain of _netblocks2.google.com uses a mechanism not recognized by this client

We've configured SPF for our Google Apps For Your Domain domain some time ago, and resources like mail-tester.com validate it as setup correctly (we also have DKIM, etc). For the past year however, ...
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0answers
47 views

Uncontrolled spam sent from server [duplicate]

Hi I have shared hosting on a UK2 server that got suspended again. They claim that my account is sending SPAM messages but the problem is that I can't trace those from the information they've given me ...
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votes
2answers
51 views

Second mail server for my domain [closed]

I have to setup a mail server because my hosting account don't allow me to send over 250 mail/hour. I have a HP microserver at home and I want to use it to send the mails. I configured Virtualmin on ...
0
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2answers
3k views

Configure postfix with a threshold for reject_rbl_client

I have my postfix main.cf configured with a number of blacklists: smtpd_recipient_restrictions = permit_mynetworks, permit_sasl_authenticated, reject_non_fqdn_sender, ...
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votes
1answer
339 views

Hotmail blocks company emails, when hyperlink is inserted in the message body [closed]

I received the following results: ========================================================== Summary of Results ========================================================== SPF check: pass ...
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vote
2answers
2k views

Removing an IP address from the Spamhaus blacklist

I am trying to remove an IP address from the Spamhaus PBL blacklist. I fill out the form with the correct information (IP address, email, etc.), but I get the following message when I try to remove ...
1
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0answers
281 views

Server emails are considered as SPAM only by Gmail

I'm developping a service which lets users send our content via email to their friends. The problem is that those emails often ended up as Spam. So I went through all the stuff to make my server send ...
2
votes
2answers
195 views

Barracuda Spam Filtering & Bayesian Learning

I came across best practices from BarracudasNetwork website https://www.barracudanetworks.com/docs/other/barracuda_spam_&_virus_firewall_bayesian.pdf These recommendations suggest to keep good ...
4
votes
1answer
2k views

IMAP standard folder names - “Junk” or “Spam”

I am configuring spamassassin at the moment and have been wondering what is the standard (or atleast most used and recognized by most clients) folder name for Spam or Junk? I first used Spam, but ...
0
votes
1answer
169 views

How can i track spam message send from server? [duplicate]

Possible Duplicate: How do I deal with a compromised server? Following message i got from my VPS provider. How can i track this message? How to track sender or script? ...
-1
votes
3answers
184 views

Are there spam filters that check email headers?

Are there spam filtering technologies that examine email headers? For example; X-PHP-Origin header can contain an IP address that is on a blacklist; are there spam filters that would catch this? I ...
4
votes
1answer
991 views

Hotmail and Gmail mark emails as spam [duplicate]

Possible Duplicate: How to send emails and avoid them being classified as spam I have been developing a PHP application and one of the features in that application is the ability to send ...
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0answers
89 views

The email sent from my server are marked as spam

I have a dedicated server at OVH. For several days I've noticed I'm in a spam list (spamcannibal). The reason I said was for generic PTR. I've changed and I have commanded to remove from the list. ...
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votes
2answers
90 views

Research in Motion UK Limited : “Recently reported spam source”? [closed]

I've come across several IPs that are marked as belonging to RIM/Blackberry but seem to be a source of spam/fake users to our sites, examples : http://whatismyipaddress.com/ip/93.186.16.213 ...
4
votes
1answer
6k views

What is preferable, “no-reply@” or “noreply@”? [closed]

Having a service that sends out notifications to users, I'm currently thinking about changing the sender email address from "info@" to something more meaningful. Since a reply never makes sense, I'm ...
0
votes
1answer
243 views

GoogleApps mail going in spam folder

Like I mentioned in title I have a problem with my mail, Google treated them as spam. On my VPS I have CentOS 5 Kloxo Host-InA-Box. So I set all 5 mx records for GoogleApps: conmendo.com MX 10 ...
3
votes
2answers
4k views

Gmail.com detect mail as spam, but the server is not on any BlackList

I have an issue with Google. (GMail to be exact) About 1 month ago, we had a security breach, and mail was relayed through our servers. we got listed in almost ALL Black-Lists :( we fixed the ...