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Questions tagged [mx-record]

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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What's required to let a domain send outbound emails from multiple domains? [closed]

Let's say I have: 40 outbound emails to send main domain - main_domain.com 4 separate domains-workers with Postfix - mail.my_postfix1.com...mail.my_postfix4.com Goal: send 10 emails via each of 4 ...
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sendmail 8.14.7 never trying secondary mx

I've discovered that my sendmail configuration does not always try a secondary MX host if the primary MX does not answer. Sometimes it does, more often it doesn't. I think my questions are, 1) how ...
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Does two MX resgisters solve this?

My domains is hosted at HostGator My AD is linked to the Office 365 Every account I create in my AD need an Office 365 licence to work, ans this is OK. When I create an account directly on the ...
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-1 votes
3 answers
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MX record pointing to a dynamic IP

I'd like to host simple-login on my home Synology server. For this, I have to register an MX record on a domain that points my IP address. However, my internet provider does not guarantee a fixed IP, ...
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AWS SES subdomain email

Can I add CNAME and MX records to a subdomain hosted outside Amazon to work with AWS SES? I have bill@example.com and jill@example.com. I would like to leave bill as is while transferring jill over ...
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1 answer
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Mailgun : Sending a message from a subdomain to main domain gets denied

I've set up a subdomain in mailgun to send transactional emails from an application (mq.domain_name). This seems to work fine, as long as a receipt's domain is other than the main domain we own, for ...
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Receive e-mail on AWS SES from one, but only one, e-mail address

I have an app for which e-mails sent to a specific address, x@example.com, should be received by SES for analysis of e-mail attachment and storage. However, I would like to handle the other E-mail ...
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  • 101
3 votes
1 answer
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MX record with only one dot, possible?

Lets say I have the following DNS active for domain example.com (leaving out ttl) example.com MX 0 . Does it mean that the MX record does point to example.com? That server with name example.com will ...
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How to combine multiple SPF domains, one with an mx mechanism?

I combined 3 SPF records using the standard protocol, but got a null error after combining them. Individual records: v=spf1 include:spf.sendinblue.com mx ~all v=spf1 include:dc-aa8e722993._spfm....
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Additional MX server for newsletters

I installed a newsletter control panel (Mailtrain) on a dedicated VPS. When I send a newsletter using the domain that is associated to the server itself (let's call it mymailserver.com) I have no ...
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1 answer
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Confused about SPF Records

I thought that ?all in SPF should not be used. Then I examinated SPF records of some local email provider companies and I found this: v=spf1 mx ip4:77.75.78.0/23 ip4:77.75.76.0/23 ip6:2a02:598::/32 ?...
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1 answer
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Postfix and Subdomains

I set up Postfix on an Ubuntu 20.04 machine. However, I am not sure where I have to use the subdomain and where the domain. Let us call them mail.example.com and example.com respectively. The system ...
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How to properly configure MX Records for Spam Filter behind NAT

I am setting up proxmox mail gateway as my on-prem spam filter system to replace our external third-party spam filter system. My network has multiple public IP's which are all handled by my pfsense ...
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1 vote
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Activation of Gmail for secondary domain fails though MX records are added in Google Cloud Platform

Gmail for the main domain is activated I added a secondary domain. In https://admin.google.com/ the status is: varified + Gmail activation failed. When I start activation on the last step I see that ...
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can I have A record and MX record for the same hostname?

Can I have an A record and a MX record for the same hostname? For example example.com A 192.0.2.42 example.com MX mail.anothersite.example. Context I'm trying to conciliate a gmail email forward ...
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1 vote
1 answer
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Mails not received when using Cloudflare DNS and Cpanel server [closed]

I have the following Cloudflare DNS config: The mail and ftp are hosted on the Cpanel server. The website is hosted on a separate server, on a VPS. You can see in this image that the mail A record is ...
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How to verify if an email was received and read

I accidentally sent an email to a wrong email address. The owner told me that he didn't receive my email because there were no email servers configured for that domain. However when I did MX lookup, I ...
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Configure Postfix to prevent improper mail forwarding/duplication

I'm trying to reconfigure my Postfix mail server to stop it from improperly relaying mail to addresses that are listed as recipients but don't have my server's domain. Say my mail server's domain is ...
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7 votes
2 answers
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Base64 encoded MX records in TXT records

A lot of domains hosted by Namecheap contain strange DNS TXT records that appear to be base64 encoded, that when decoded look like a weird kind of MX record - having the structure of both a priority ...
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How to submission server of an email (SMTP)? [closed]

I will brief you about the situation I'm in, what issue I am facing and what I have tried. I have set up a web app using flask, where users can send automated emails (not email campaigns) to a list of ...
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2 answers
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Are MX record names important? [closed]

When creating MX records for a domain, is it important what they are called? I want to manage email through a remote service and have added the appropriate destination and priority. The service that ...
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1 answer
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Debian 10 MX hostname issue

I am facing an issue where every single site like intodns, dnsstuff, mx toolbox is reporting that i have 2 issues. Namely: Reverse DNS does not contain the hostname Reverse DNS does not match SMTP ...
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1 vote
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dnsmasq - detect mx-host changes without service restart

I have a mailserver on ubuntu with postfix and dnsmasq. It has a bunch of mx-host records on the /etc/dnsmasq.conf config file. I need to dynamically update (add/remove) these mx-host entries (and the ...
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0 votes
1 answer
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Is it possible to receive email for aliases of multiple domains on a single KVM?

Tl dr; Is it possible to receive email for aliases of multiple domains on a single KVM? I had a Digital Ocean server with multiple websites hosted on it, and needed email aliases of more than one of ...
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Setting up an MX record for a send-only server

I have set up a send-only server and I have tested it using mail-tester.com. I get a 7/10, and I experience a majority of outlook/msn/hotmail inboxes sending my email to the junk folder. I do know ...
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6 votes
3 answers
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Why isn't the MX record propagating after pointing a domain to Yahoo Mail Server?

I have bought a domain https://kmtc.com.sa/. The domain provider is marcaria.com. It is currently pointed to a Hostinger for the web files. The Yahoo mail server is supposed to be working with Yahoo ...
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Why is email relay access denied?

I'm very new to sysadmin, so apologies if this is an obvious question. Today I have added 3 aliases for a new domain, and they all return the following when emailed from my gmail account. 554 5.7.1 &...
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16 votes
2 answers
2k views

DNS MX/SPF/DMARC records without actuall emails on domain

I created website for someone, but also someone (I guess some SEO guy) told this person that I made big mistake because there are missing DNS records on domain (mx, SPF, dmarc). Now I need to "...
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1 answer
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Hosting a website, domain on godaddy server at digitalocean

I have inherited a client whose domain was bought and registered at godaddy. They having a working email setup through that registration which gives them an email@theiraddress.com email I can see an ...
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1 answer
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How do I not lose my Rackspace emails when I use WordPress DNS?

I use Rackspace for my email currently and would like for WordPress to host my website. When I pointed the DNS to WP, I lost my emails in Rackspace. When I pointed the DNS back to where it was ...
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1 vote
1 answer
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MX record for domain and subdomain

Is it possible to setup a MX record for example.com and a.example.com on the same DNS server in the same zone and is this a good practice? Some like this: example.com. IN A 10.24.233.214 a....
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Setting up MX records for two servers with same hostname

In my DNS records, I have 5 MX records with my hostname being the main domain name of my site example.com. These 5 records are aspmx.google.com, alt1.aspmx.google.com, alt2.aspmx.google.com, alt3....
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1 vote
0 answers
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Pointing domain to DigitalOcean App Platoform without changing MX records

I am using the newly created App Platform from Digital Ocean. I am trying to point my domain to the server that I created within Digital Ocean. I am told I need to add a CNAME to my domain (since DO ...
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-1 votes
1 answer
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Different email acount on different MX priority

Say you have the ff. email server: server1.com has the mailbox foo@example.com server2.com has the mailbox bar@example.com If the MX priority settings are: Priority: 0 Destination: server1.com ...
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0 votes
2 answers
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Postfix not receiving external mail on Azure virtual machine

I am trying to configure Postfix to receive emails. I am finding pieces to the puzzle online, but no combination of things seem to work. Emails never show up. Here is my current setup: Ubuntu VM ...
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0 answers
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DNS A-Record and MX-Record Can't Works

I am a new VPS user, I have created my own nameserver for SLD (example.co.in) and used this nameserver for my other domain example.com. My parent domain registrar is godaddy, where I have setup my ...
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1 vote
3 answers
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Why do we need MX record, can't we directly use A Record?

This question might look basic, but I was wondering that let's say for email routing there’s a use of MX record which points to FQDN of Mail server and that points to A record. What is reason to have ...
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0 votes
1 answer
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Domain & IP pair reputation

Recognition a pair a of domain & IP with positive history builds reputation in the eyes of many ISPs. But how does this relation looks like? How important is Domain rep vs IP rep? Can I use many ...
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0 votes
1 answer
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Configuring DNS for new web host while keeping old mail server

I would very much appreciate your advice on the proper way to configure our DNS to move our website only from our current all-in-one provider to Bluehost. Our DNS is managed at Network Solutions. We ...
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0 votes
0 answers
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Email server not working with external emails (like Google, Yahoo)

I have setup Modoboa server in Ubuntu system (static IP) using this link. Internal emails are working (username@example.com to username2@example.com), but an email from an external provider like ...
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2 votes
1 answer
357 views

MX Record not showing up even though it is set in Digital Ocean

I noticed that my mail accounts for a particular domain were not receiving any emails. I decided to investigate this. I have an MX record setup on Digital Ocean, where my name servers are pointing. MX ...
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-3 votes
1 answer
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MX Record Status Connection Failed [closed]

How to setup Windows Server MX Record then pointing to External Domain? I try to configure like this but always getting error Windows Server MX Record Configuration Domain Hosting MX Record ...
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0 votes
1 answer
114 views

DNS records: Remote A record for website and local server for mail server

First of all. I'm sorry if my question is irrelevant, bacuse i'm new on DNS Records. I have 2 Server, will call them #Server-1 and #Server-2. For. eg. i have a web site with domain name www.example....
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5 votes
2 answers
2k views

Multiple MX Records handling

I have an app hosted in AWS, my mail service is not on AWS, I'm using a hosting in hostgator due to pricing since I need 500+ simple mail accounts. My DNS points to my email service and it works ...
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-1 votes
1 answer
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separate email server for the subdomain

I am having some serious problems setting up the proper DNS addresses for my domain. My DNS records are like mail A ip1 (shared hosting provider) mail A ip2 (...
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0 votes
1 answer
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Should I create 2 MX records or 2 A records on a Domain for one mail server

I have a scenario: one email server : mail.xyz.com A Record : mail.xyz.com points to aaa.xxx.yyy.zzz (ISP1) MX record : @ IN 10 mail.xyz.com spf record : "v=spf1 mx a:mail.xyz.com ~all" Now ...
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1 vote
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My website address redirects to '/mail' automatically after mail server installation

I followed this instruction to setup a mail server on my VPS: https://www.linuxbabe.com/mail-server/centos-8-iredmail-email-server After installation completed successfully, when I try my website ...
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  • 143
0 votes
1 answer
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Migrating email server

I'm migrating a small company's email from one simple setup to another. The MX records remain with the original server. Also, a CNAME points to the original server - I'm not sure why as I didn't set ...
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5 votes
2 answers
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record DKIM on IONOS makes sense?

If I am sending mail through SMTP, I understand that it is IONOS who signs those emails, right? I would like to add the DKIM header to my emails. I know that it is necessary to publish a CNAME record ...
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0 votes
1 answer
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Dovecot + Postfix can send but email will not show up in inbox

I am trying to set up an email server on my personal website server. I am mostly there, I can send email but sending emails to the address I am setting up does not appear to be populating the cur or ...
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