The MX record is a type of resource record in the Domain Name System that specifies a mail server responsible for accepting email messages on behalf of a recipient's domain.

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14 views

How to host on Linode but use GoDaddy mail server?

(I looked at similar topics but no help!)I bought a domain from GoDaddy and set up email accounts on it. Later on I moved my site to Linode. However I want to keep my mail server on godaddy. Currently ...
0
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2answers
45 views

Microsoft Exchange sending to incorrect mail server address

My client is having intermittent problems sending email to a few customers. It has really only happened in the last five days and so far only to six different messages but they all have the same ...
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1answer
1k views

MX records not working on Amazon route 53

I have configured my Amazon route 53 DNS to add the google apps MX records and here is how my route 53 configuration looks like (please ignore the upper red box in the photo) : However, these MX ...
0
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4answers
103 views

Testing DNS configuration of domain by using hosts file?

I'm currently migrating a website to another server, and want to test the DNS configuration (more specifically, email MX records) before moving the domain over. I've configured the DNS on the new ...
0
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3answers
489 views

MX record changes made in Godaddy account not accepted by Google Apps

I have a linux deluxe hosting account on godaddy.com and I can host multiple websites on that account. Not all the websites are .com and I've bought the domain names from different registrars (just ...
0
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1answer
15 views

Lotus Notes subdomain exchange server

We have a notes server at notesserv01.intra.contoso.com that processes our regular email, and an exchange server at exchserv01.intra.contoso.com for testing purposes. Lotus Notes email addresses are ...
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2answers
35 views

Is it possibe to do an exclusion in an MX record? [closed]

Is it possible to exclude certain addresses or wild card addresses using an MX record?
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1answer
49 views

Ignore MX record and send mail directly to an Office365 address [closed]

I'm a bit of an amateur at this so bear with me, here's the problem: The current email provider for the company only allows a single Office365 exchange account per subscription. They do not allow ...
0
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1answer
40 views

Getting a [550 5.1.1 Recipient not found] (Can't receive email) with CloudFlare

I'm having troubles with my email account. I'm using GoDaddy's Email service and the domains that are not connected to CloudFlare are operating just fine. The problem comes in with the domains that I ...
0
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1answer
55 views

Website Contact Form stopped working when I moved mailserver [duplicate]

I have a Centos server with ZPanel Installed. This server is used for hosting a website. Previously, I hosted mail on this server using a "Roundcube" mailbox however, I moved to exchange therefore, I ...
4
votes
1answer
358 views

Replacing an MX record with a CNAME that doesn't match the hostname

Today we have 5 companies that all use Google for email services example1.com. 3w IN MX 10 mail.Google.com. example2.com. 3w IN MX 10 mail.Google.com. ...
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2answers
58 views

How to block IP addresses from port 25 [closed]

PROBLEM: Users are getting 15-20 SPAM emails per hour, even with SpamAssassin set to its most aggressive settings SOLUTION: SPAM filtering services are available from companies like McAfee (Intel). ...
0
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1answer
119 views

How can I disable local mail delivery in Centos? [closed]

I want to disable local mail on my Centos VPS because the I have a web form (on a website which is hosted by the VPS) which is delivering mail to the local mailbox rather than looking at MX records to ...
4
votes
1answer
600 views

Benefits of using a subdomain for sending email?

Assume I own the domain name, example.org. I am creating a setup where I receive email sent to me@example.org using Google Apps. The MX records for example.org already point to Google's servers and it ...
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votes
1answer
134 views

Setup cPanel to use MX records defined at domain registrar level (and not local MX records) [closed]

I use cPanel (without whm on this account) for a number of domains within the same account. For some of these accounts we are only using the related hosting for website hosting, the email is hosted ...
0
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2answers
95 views

Can email be hosted on a different server than the website? [closed]

While of course the answer in general is a resounding yes, this is my particular issue. A person has a website "example.com" that is hosted unfortunately at hostgator. There email "@example.com" is ...
3
votes
1answer
3k views

Wildcard for A and MX records possible?

I'm building an app where each customer can have their own subdomain. For this example, he setup his subdomain to be: whisky I created a wildcard subdomain in my DNS: *.myapp.com A 123.123.123.123 ...
0
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1answer
249 views

Mail Server with different IP than Web Server [closed]

I recently had a problem. Somebody hacked a Wordpress Site of one of my customers and sent about 70.000 Spam Emails. So my Server IP got blacklisted on some Providers. I'm looking now for a solution ...
11
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3answers
7k views

DNS using CNAMEs breaks MX records?

We are trying to move all our websites we host to CNAMES as we are planning on moving servers in the new year and would like the ability to move some clients to one server and other clients somewhere ...
11
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4answers
918 views

Are separate dns records necessary for web and mail on a single server?

When setting up a web/mail server on a single server or VPS with one IP address almost every guide online follows the same structure for DNS: example.com. IN A 192.0.2.0 ...
4
votes
1answer
287 views

What does MX in SPF mean? [duplicate]

I'm setting up an email server, and I'm a bit confused by SPF. Following some examples, I set my SPF record as follows... v=spf1 mx ip4:1.2.3.4 mx:mail.mydomain.com ptr:1.2.3.4 -all I follow what ...
1
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2answers
486 views

Postfix: Transport Maps via Third-Party Relay Host

I have my website and email hosted with a shared host. Unfortunately their servers are using CPanel, so they are limited in their spam protection options. I also have a VPS that I use for testing ...
12
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10answers
2k views

Using fake MX records to combat spam

I have a client that is getting heavily spammed.. It's the 15th of the month and POP3 bandwidth is almost 100 GB. There are only 7 e-mail accounts on this domain. I installed SpamAssassin set it to 5 ...
1
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1answer
84 views

Postfix relay and store

So, I am setting up a backup mail server. I got it relaying messages (saving them to queue and then, as soon as primary's up, deliver them to primary). It took following two lines: relay_domains = ...
0
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1answer
25 views

Redirect email for redirected domain [closed]

I have two domain names with a registrar, one points to a server running plesk with a subscription setup to host the website. The second domain name simply redirects to the first using the registrars ...
0
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0answers
29 views

Exchange with Postfix MX for technical accounts in same DOMAIN

I have organization configured with Exchange 2007 server with many technical accounts. I would like to migrate technical account to Postfix server with same domain At the moment my structure is: ...
3
votes
3answers
155 views

MX or A record issues

We have a mail server (Mailenable) which we are using to sell email accounts to our clients. We have one client that could not send email to a specific domain and they receieve this error from the ...
2
votes
1answer
98 views

DNS: external mail - webserver down [closed]

I'm currently running a small plesk server with a couple of domains. I configure all DNS settings of a domain in a custom "zonefile" of the company providing the server (hetzner), stored on hetzner ...
0
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1answer
71 views

Moving a web server without moving the email server

I need to move a client's website off their old host and onto their new host without changing their email server. I've read this extremely thorough answer on a similar question ...
0
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1answer
159 views

Why is mail going to an old mailserver after I changed the MX records? [closed]

I have a strange problem. I had to transfer mails from one server to another. I set up a server with QMail and Plesk, and everything is working. I created mail accounts similar to the accounts on the ...
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votes
1answer
53 views

MX point to different host then web server

I have read many answers on the topic, but still it isn't completely clear, I might need help due to the complexity of the matter. I will explain myself: We have a DOMAIN name for or email which is ...
1
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1answer
36 views

postfix destination full/busy/error try another destination

Does anyone know if it is possible to setup postfix with a destination for a domain. If that destination (which is also running postfix) can't accept the mail because it's disk is full or it is ...
0
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2answers
67 views

mx server: multiple domains on one ip

I'm just a bit confused about the correct DNS setup for hosting multiple domains on a single server with one ip. For example the mail server (domain/reverse: example.com) should host 3 domains: ...
1
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1answer
42 views

Change of MX records priority seems not to entirely working

I am in the middle of a Cutover Migration from Exchange 2010 to Exchange online. Accidentally for about half a day, i have changed the priority for the Exchange Online MX record to be the lowest ...
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2answers
1k views

Ubuntu Linux - Postfix is rejecting all email coming from non-localhost

I am not sure exactly what is going wrong here, but my server (Postfix?) seems to be rejecting all external emails going to the server example.info. Here is the bounce-back message I am receving, ...
0
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0answers
20 views

Is it possible to whitelabel MX records? [duplicate]

I have a domain at example.com. I would like to setup email hosting with Zoho email services. Is it possible to setup imap.example.com to forward to imap.zoho.com? I have tried adding a CNAME ...
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1answer
36 views

change Domain MX

I have a windows server and I set my domain name servers to this server. now I want send email from another server, really my web application and mail server aren't on a same server. the mail server ...
0
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0answers
32 views

Bind caching nameserver MX lookup error for Low TTL Records

We are running Bind (9.8) as Caching Nameserver on a CentOS 6.x based mail server. We get frequent domain not found error for certain domains resulting in mail delivery failure. It was discovered ...
51
votes
6answers
4k views

Why can't MX records point to an IP address?

I understand you should not point a MX record at an IP address directly, but should instead point it to an A record, which, in turns, points to the IP address of your mail server. But, in principle, ...
2
votes
2answers
78 views

Sending mail from sub-domain on different server from domain getting flagged as spam

Our client owns a server with a domain: website.com We have a server that our client points videos.website.com to. Emails sent from videos.website.com are getting flagged as spam because website.com ...
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1answer
36 views

How to set up email forward via DNS

We currently have old_domain.com as the primary domain in google mail and new_domain.com as an alias. We want to change new_domain.com to the primary domain. Unfortunately google has a 24 hour lock on ...
0
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0answers
54 views

DNS - Multiple MX records not working for a single domain

I have one domain, let's call it example.com with 2 MX records. The first record points to my on site Exchange 2013 server with a priority of zero, making it the preferred server. The second record ...
0
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1answer
22 views

Moving a domain with Email configured

I have an MX records setup on my domain working with my Exchange 2010 server. Emails are working great. I want to transfer my domain to another provider. So far I have done the following: ...
0
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0answers
17 views

“Reverse” traffic routing with Google Apps + web host?

I'm a very experienced web designer with only minimal experience with web traffic routing. I'm also a hosting reseller who got bitten by the Great HostGator Crash of 2014, and for one of my hosting ...
0
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2answers
1k views

Sender address rejected (mx record not found)

I am using both Exim and Office 365 to send email - the server sends automated mails from an application using Exim and Office 365 handles day to day user and incoming email etc. I am getting some ...
1
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1answer
3k views

hMailServer Email + MX Records Configuration

Trying to make DNS changes to enable email to be sent using hMailServer. My mail server is on a separate machine with a separate IP Address. I have already added MyDomain.com and an email account I ...
0
votes
2answers
46 views

Does an MX DNS Record Sub-Domain need to exist as another DNS Record?

I am trying to setup a mail server on my Ubuntu server. In setting up the DNS MX Record for the mail server I am confused. I have added an MX record for mail.domain.com simply because it is the ...
20
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7answers
45k views

Can you lookup a domains past nameserver & mx record history?

If is possible to find out which nameservers a domain was previously pointing too? I need to try and find where a domain was previously hosted so that I can try and gain access to an old hosted email ...
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votes
1answer
48 views

Determining the old MX record [duplicate]

Our sysadmin created our mailserver years ago before he left. We recently decided to use gmail as our mail app and they required us to change the MX record to point to them on amazon route 53 app. I ...
2
votes
1answer
71 views

Multiple MX records pointing to multiple servers for a single domain

Is it possible to have multiple MX records pointing to multiple mail servers for a single domain? Must all mail accounts be identical on each of those servers, or is it possible to have ...