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1
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2answers
31 views

Can spammers use DKIM to check if my mail is active?

I installed DKIM Verifier plug-in in my Thunderbird mail client, just to see how this DKIM technology works. I don't really understand details of that technology, but it seems to check the signature ...
0
votes
0answers
18 views

Exim Advanced Editor not accepting DKIM settings

I'm running Centos 6.7 and WHM 54.0, with Exim running on it. Exim version 4.86_1 #1 built 04-Mar-2016 17:12:16 I'm trying to configure DKIM for my outbound mail, which in part I've mostly got ...
1
vote
3answers
240 views

Using a 410 character DKIM TXT record on namecheap

Update: It has been confirmed with Namecheap that their DNS is incompatible with Google Apps for Domains DKIM keys https://twitter.com/Namecheap/status/720940172196581376 There is no ETA on when or ...
0
votes
2answers
91 views

Google Apps Mail & Remote webserver: Email goes to spam even with DKIM & SPF

I believe my situation is extremely common. I have a site with the following setup. Registrar is Network Solutions. The DNS points to the webserver on Host Gator and the Email hosted on Google apps. ...
0
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0answers
40 views

Google Apps - Unable to receive emails on same domain despite SPF and DKIM confirmed

We're developing a site that will be sending emails from noreply@domain.com (this email account doesn't exist) to name@domain.com. domain.com has emails served via Google Apps; the MX, SPF and DKIM ...
0
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0answers
77 views

Configure Postfix to reject mails with invalid DKIM signature

I have configured Postfix to sign my mails using OpenDKIM. (I followed this tutorial.) Now I would like to configure Postfix to reject mails for domains that have DKIM configured and the mail lacks a ...
0
votes
3answers
45 views

Linux tool to check DKIM-signed emails

I receive a lot of email signed with DKIM. Usually I am not interested in checking that the signature is valid, but every now and then I would like to. Is there any tool to which I can feed the email ...
0
votes
0answers
19 views

Who should sign mail with Dkim?

I have an exchange server configured to use an external smarthost to send email. If I want to complete my messages with DKIM signature should it set to my Exchage server o may I ask to my provider (...
0
votes
1answer
21 views

My new DKIM is in another format than I expected?

I am about to register a DKIM for a new domain. However, that format differs form what I expect. cPanel is giving me this: default._domainkey IN TXT "v=DKIM1; k=rsa; p=...
1
vote
0answers
74 views

How to add raw dkim record

I need to add my DKIM record as a text entry to my DNS. I have succeeded doing this for one domain already - cPanel gave me an entry like this: default._domainkey IN TXT "v=DKIM1; k=rsa; p=[lots of ...
0
votes
0answers
73 views

Opendkim Signature Failing

I have followed just about every instruction out there to set up opendkim on Ubuntu 14.04 with Postfix. My opendkim-testkey is successful. However, the DKIM signature keeps failing on Gmail and mail-...
0
votes
1answer
390 views

How do I block exim from sending spam?

My exim 4 is sending spam from a random-name@mydomain.com address. How is this possible and how do I allow only www-data@localhost to send and to only deliver from myname@mydomain.com to myname@gmail....
1
vote
0answers
160 views

Enable DKIM header in sent emails Exim or CPanel

I have enabled DKIM in WHM/CPanel/exim. DNS has valid DKIM keys for "default" selector. Everything seems ok. I downloaded email from gmail and looked in header and it misses DKIM header. /var/cpanel/...
0
votes
1answer
628 views

How to configure SPF and DKIM to prevent mail going to spam folder

x-store-info:4r51+eLowCe79NzwdU2kR0zqpsRfiBoycNOl1Rdc4Wf7430jtHWQcYIrKJBAYArutl6yTQ5VQNWAmHikfoeKC6OfxZYs5RQXt5EONp5Fb+tgLbPo7J+jhd2D/FrCdQyzXUlVTtfPnBo= Authentication-Results: hotmail.com; spf=...
1
vote
0answers
101 views

Setting up DKIM for Additional Domains on Google Apps to remove “via” message on Gmail

I have a Google Apps account on primary.com. Recently I added secondary.com as an additional domain to primary.com's Google Apps account. I then added an address @secondary.com to my account @primary....
0
votes
0answers
808 views

DKIM in roundcube

When connecting over POP3/IMAP externally (ie Thunderbird from non localhost) the report from port25 i get back is ========================================================== Summary of Results =======...
0
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0answers
151 views

DKIM only filters from pine, not php mail

I've setup DKIM filters by following the steps on this page: http://blog.mixu.net/2009/11/03/setting-up-spf-senderid-and-dkim-on-centos-5-3-using-sendmail/ I've verified that DKIM Signature headers ...
0
votes
1answer
69 views

DKIM configuration on Debian

Due to the fact that many e-mails we send with our company address do not get delivered, rejected or marked as spam, I searched for a solution on the web. One of the solutions I found was to use DKIM ...
0
votes
2answers
408 views

Generate DKIM Key on Mountain Lion OS X

I have been looking around for a way to generate dkim keys on my mac, I have looked into opendkim, there is no brew formula or taps available, tried to compile it from scratch and it required the dkim-...
6
votes
0answers
881 views

Connection timing out when connecting to Milter service [closed]

I'm using a VPS with CentOS 5, containing Postfix and OpenDKIM. I have set up OpenDKIM using this guide. Everything seems to work properly as the log in /var/log/maillog does not report anything other ...
1
vote
0answers
146 views

OpenDKIM Signing return fail when spaces in mail

Few days ago I install OpenDKIM Signing using on my CentOs 6 server by manual - http://stevejenkins.com/blog/2011/08/installing-opendkim-rpm-via-yum-with-postfix-or-sendmail-for-rhel-centos-fedora/. ...
1
vote
2answers
403 views

How do I enable DKIM for bounce messages in Postfix

I have set up a linux email server with Postfix and have correctly set up SPF and DKIM. When I send an email, the email is signed properly, and when I view the source from the receiving client (such ...
0
votes
1answer
112 views

Computing Number of Bits in Public Key

I am working with DKIM and trying to compute the public key size of some DKIM signatures. I know from tools that Gmail's is now 2048, but how could I have figured this out myself (i.e., what exact ...
3
votes
1answer
7k views

DKIM Signature Failing - DNS record lookup is incorrect

I am running Ubuntu 12.04 on a Linode with Postfix and opendkim. My DKIM signature is validating/passing when I test at http://www.brandonchecketts.com/emailtest.php but it is failing when I test ...
1
vote
0answers
39 views

What is the selector field for when validating DKIM records?

I am trying to use http://dkimcore.org/tools/ to validate my DKIM records. I am using http://elasticemail.com to send email from my site and I need to set these text records up on my DNS. I don't ...
5
votes
2answers
3k views

Configure Thunderbird to verify DKIM signature and display an icon to this effect?

Is there any way to configure Thunderbird so that it would verify DKIM signatures of incoming mail, and show a status icon a bit like the HTTPS indicator in browsers?