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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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How to fix the DNS config for a 550 invalid DNS MX or A/AAAA error

Context: I'm using a server hosted by strato to manage my email, which is called xxxxxxxx.stratoserver.net I've reserved my own domain yyyy.com and manage its DNS at joker I'm using anti-spam ...
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how to input mx record host? [on hold]

i would just like to ask what to do if sendgrid tells me install the following record for authentication: host and value for mx (data looks like this: host: em8815.mydomainname.com, value: mx....
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21 views

Why is Gmail sending mail to wrong location (not respecting mx record)?

I have a domain (alarinsights.com) setup with email hosted by Office365. Everything works fine, except when I try to send myself email from gmail, I get a message bounced back saying no such user. ...
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1answer
49 views

Mx records point to gmail; postfix mail sent direct from server marked as spam by gmail, yahoo

I have an Ubuntu 14.04 server with postfix installed. However, I have set up the domain MX records to point to a Google apps' configuration, as per Google's instructions. All works fine using email ...
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1answer
65 views

Is it Okay for an MX Record to Differ from Incoming/Outgoing Mail Server Address?

I'm sure this is a beginner question, but I could use some help. I run a VPS and am familiarizing myself with DNS settings and my mailing set up. I began when one email address consistently ended up ...
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1answer
27 views

Transferring domain to new host, but keeping email on old host

I'm helping out a friend manage his website. Said friend has a domain, website.com, which I am transferring from his old host (OLD) to his new host (NEW), but OLD does not provide email services (or, ...
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1answer
47 views

Configure postfix to accept mail from external MX

I'm trying to switch my postfix configuration from accepting mail directly, to pointing my MX record to a different host and then only accepting mail coming in from that MX host. So far, that's only ...
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1answer
20 views

Can I update my zonefile's MX record to use an SES endpoint without disturbing my EC2 instance's ability to send mail?

I have a zonefile with an MX record and an A record that both point to the same server. This server receives orders and then sends e-mail using sendmail to a pre-configured e-mail address. I want to ...
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4answers
81 views

Is it possible to change MX records without downtime/returning/dropping messages?

We're migrating e-mail hosting from SERVER-A (on HOSTING_CO-A) to SERVER-B (on HOSTING_CO-B). SERVER-A will continue to be functional until the transition is complete and HOSTING_CO-A has their own ...
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41 views

Configuration Postfix, Dovecot on VPS (configuration domain records A and MX may not works well)

I am trying to configure mail server on my VPS (CentOS 7). I installed Postfix and Dovecot probably corectly and I guess it can be problem with well config A and MX record on my domain configuration ...
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1answer
59 views

MX record format without mail.domain.com

Let us say I have a domain example.com that points to IP 192.0.2.4, hence in the DNS I would see: example.com A 192.0.2.4 www.example.com CNAME example.com Now, most MX records appear to be set ...
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2answers
90 views

SPF Records and Too many DNS lookups

It's been suggested to me that I configure SPF records for my domain and I have done so. I use gsuite for email and have mx records properly configured to send mail via gsuite. My web app sends emails ...
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1answer
438 views

DNS CNAME Resolution - which IP would be returned?

I saw this example of a CNAME record, but I don‘t know what IP would be returned and couldn‘t find an answer. I‘m looking for the IP of pc2.an.example.com and the mail server of an.example.com Zone ...
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0answers
770 views

If I'm using Netlify DNS servers, is there a way I can get emails to forward to a Gmail address? (for a host on Google domains)

I'm trying to use Netlify (https://www.netlify.com/) for deployment to a custom domain which has worked. But in order to do that, I've switched from Google's DNS servers (the domain is registered on ...
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1answer
640 views

Reverse DNS does not match SMTP Banner - G Suite

I ran our domain through MXToolbox, and this error comes up several times: "Reverse DNS does not match SMTP Banner". Screenshot here: https://i.imgur.com/csiNiv9.png We use G Suite for our email ...
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0answers
1k views

Hosting domain on AWS with hostgator email mx/a record changes

I am hosting my email with a remote provider (HostGator), and need to alter my MX and A records so as to point incoming email to this host. What I have done so far is as follows in my Route53 ...
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2answers
41 views

DNS registration, basedomain and CNAME records not wanting MX records broken [duplicate]

Good day, I currently have an existing domain for a large company. We are using a service to manage our DNS. We had an existing domain with many subdomains, with a legacy website. Recently we ...
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0answers
67 views

Error 550 + Duplicate MX records after name server change

I switched the name server of my domain name. Though, before doing so, I ensured that I had updated the MX records in the new host with Google's MX records (which is the email service the domain uses)....
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1answer
85 views

Postfix reverse MX check

Is there any way to configure reverse MX check for Postfix to check incoming emails? I just noticed that most of our spam which are still coming true are sent (or seems to be sent) from properly ...
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2answers
2k views

Is it bad practice to declare MX from differing networks?

We're using a 3rd-party service provider to send transactional email. I recently noticed increased failure rates for a given receiving domain. The sends fail with the error "498 No MX for example.com"...
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1answer
63 views

Can I have a DNS MX record for outgoing and a different MX record for incoming?

I'm configuring an email service for my domain. I plan on using Zoho Mail for free because I can use a business domain professional email. I want to use Zoho Mail to send out messages, but I have ...
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1answer
71 views

Forward all emails sent to AWS subdomain to one single account

I have many email addresses, one for each user, on a subdomain like so: username@upload.mywebsite.com. I'd like to receive all of these emails into one Inbox for me to use, e.g. combineduploads@...
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1answer
788 views

How do I set up an MX record to route mail to my CentOS 7 Postfix server?

I'm trying to set up mail forwarding from my CentOS Postfix mail server to my gmail account and I want to be sure I'm creating the MX records properly before troubleshooting my PostFix configuration. ...
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1answer
2k views

How can I setup free email forwarding using FreeNom and ImproveMX?

I have a paid domain at FreeNom. It refers to a website hosted by GitHub. I want emails send to this domain to be forwarded to my personal email account. ImproveMX claims to facilitate this. FreeNom ...
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1answer
116 views

Using MX records for providing mail gateway redundancy

my customer has some Exchange servers and they are using a secure mail gateway from a known vendor for their spam mails. Unfortunately this mail gateway software has developed by SMB-minded people, so ...
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1answer
133 views

DMARC report: SPF fails with mx-domain as spf-domain in auth_result

I have setup a mail server with several postoffices/domains. DKIM, SPF and DMARC are setup for every domain. For the mailserver domain, which is a postoffice as well, I get weird DMARC reports, where ...
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2answers
776 views

Can i Set Two Different server MX Record for one Domain [duplicate]

Suddently, Today one of my client asked me to setup google mail services for his business, currently he is using zoho mail and approx 5-6 user email working on zoho, now he purchased google mail ...
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1answer
246 views

Problems migrating GoDaddy record sets to AWS Route 53

I've migrated a domain name from GoDaddy to AWS's Route 53. The problem I'm having is that emails are not being delivered to the email exchange. Everything else seems to be working just fine. I've ...
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1answer
629 views

Same domain but two different companies hosting separate email addresses?

Is it possible for my company to have G suite host one email address while another company hosts the other addresses. e.g john@somedomain.com hosted by G Suite and contact@somedomain.com hosted by ...
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1answer
551 views

How do I use gmail mailbox with custom domain? [closed]

So I have a mydomain.com registered in my name with godaddy. There's also Gmail which we all love. I would like to set up myfirstname@mydomain.com to be my email. Godaddy has an email solution, ...
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1answer
48 views

autodiscover security warning

Unfortunately i am no expert in the field of DNS, exchange and stuff so i am struggling with a problem. So please forgive me if it is obvious for someone else. I tried to research myself but i just ...
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2answers
119 views

Moving MX records to new nameservers

I have a customer whom I will be hosting a website for, let's say it is example.com. I'm still pretty new at this, thus the worry about what is probably something fairly simple: Right now example....
2
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2answers
313 views

Make MX records point to two servers (gmail and hostgator server) [duplicate]

My website is hosted on Hostgator and some of users use gmail mail service and some other use POP3 service, so I'm not sure if it's possible to make MX records to point to both these servers (gmail ...
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0answers
25 views

Are mail redirect not reliable?

I have now twice created a setup on two different platforms which appear to fail - sometimes. The emails just appear to vanish. I have a domain name and configured a MX record on the DNS to send ...
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1answer
55 views

How does Outlook cope with IMAP server change (MX)

What happens with an Outlook local inbox when there happens to be an IMAP server change (MX change) and the new IMAP server/mailbox is blank? Will Outlook retain already downloaded messages in it's ...
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1answer
79 views

Point email to Host A, website to Host B (without host-provided MX record)

I'm migrating a website from Host A to Host B, but keeping email on Host A. One complication is that Host A doesn't provide a conventional MX record; they just use the naked domain (which I understand ...
0
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1answer
757 views

Permanent SPF error: Void lookup limit of 2 exceeded

I'm trying to fix my GoDaddy SPF settings. I'm getting this error: "SPF record lookup and validation for: http://www.scoutbox.us|www.scoutbox.us Permanent SPF error: Void lookup limit of 2 exceeded ...
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1answer
247 views

Google Cloud / GSuite DNS Record or Zone issue

To start: I have read through the Google Cloud DNS documentation. I have visited the "Creating MX record in Google cloud DNS" on this site. I believe I may have done something wrong when setting up ...
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1answer
1k views

Issue Creating Two MX Records with Different Priority Using Google Domains

How do I add another MX record to Google Domains that uses a lower priority? When I try to add the lower priority MX record it gives me this error, "Record already in use". I followed Google's ...
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1answer
231 views

MX and CNAME records not updating

I have transferred a domain from GoDaddy to Google Domains. About 12 hours ago I changed the name servers to point to Google Domains name servers. At the same time I added the following MX and ...
0
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1answer
64 views

MX record imported in Route53 from Godaddy with bad format

As per the title, I am importing the zone files from Godaddy to Route53 and I noticed a weird thing. I don't know if is the right format for Route53, but the MX records in Godaddy looks like that ...
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0answers
69 views

MX Lookup failed for outgoing email

We use GMS (Gordano) mail server v3793 on a Win2008 box. Since 4 days ago, outgoing mail has failed for all external domains, with POST log entries similar to the following: DNS gmail.com - No ...
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0answers
849 views

Receiving and sending email using Amazon SES

I have a domain configured to send mails using Amazon SES. Both sending and receiving using normal SMTP server are working just fine. I have MX record setup as feedback-smtp.us-west-2.amazonses.com (...
0
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1answer
270 views

Postfix multiple instance only default work

Let me explain what I'm doing and what I want to reach from this postfix multiple instances I have domain for example "example1.com" and "mail.example1.com" for mail server and has proper DNS MX ...
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2answers
61 views

Why does mail need to have its own special DNS record type?

I'm just learning about DNS records, and it seems that MX records are redundant. My understanding of MX records is as such: If I ask my DNS about an email address, then my DNS will look at a MX ...
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2answers
661 views

Create MX Record for Subdomain

I have two Zimbra mail servers. One of them serve for stuff and the other one serve for student. So I want to create use two different mail template like sfuff_mail@domain.edu and student_mail@student....
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1answer
134 views

Use my home server dns for my domain [closed]

I purchased a domain name from a hosting website. I do not want to use their dns management (A records, CNAME etc). I want to configure DNS on my home server. How should I use my configured DNS on ...
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1answer
74 views

Pointing MX at mail server where domain isn't hosted?

I am working on a system where we have Moodle software on one domain (I'll call it moodlehost.com) which is making a LOGIN connection to a SMTP server on another domain (I'll call it smtphost.com). I ...
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2answers
254 views

I got “SMTP Reverse DNS Mismatch”. And some mail servers rejected my emails

I have searched for related information about my problems for a few months but I could not solve my problem by myself. My domain is thaihurbcollection.com. I added PTR record, changed MX record to ...
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1answer
341 views

New email domain - SMTP 550 5.7.1 Unable to relay

I have just added MX record for mail.example.com. Previously there was MX record for example.com. we have default email address-domain @example.com - and it is working fine for send and receive. we ...