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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sendmail - local mail delivery if user exists, otherwise to external mail server?

i have a debian vps with webmin, The TLD for the server has its MX pointing to a different server, I would like it so any mail generated locally, say by the shopping cart would be ...
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3answers
173 views

What's the difference between an MX record and a `@` host record?

I am rather new to DNS, and I am not sure as to how I should transfer the hosting of a website from one server to another, as well as the email and/or without the email. I inherited the following ...
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1answer
145 views

How to add exception for backup MX to tumgreyspf?

I have an Ubuntu raring server running postfix/dovecot as an email server, with tumgreyspf doing greylisting and SPF checks. My problem is that I also have a backup MX server, that is supposed to ...
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1answer
155 views

Setting up Outlook.com as mail server MX record trailing dot

Outlook.com is allowing to connect your domain to their email servers. To validate the domain they give you the following instructions: In my domain registrar i've defined mysite.org.il. 86400 ...
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1answer
42 views

Email routing to local server instead of remote

I'm not an expert on servers but have identified an issue with my webhost and their email setup. I've approached the hosting company about it, but being Hong Kong based a language barrier is ...
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1answer
149 views

rDNS setup to prevent emails appearing as spam / phishing messages

We are trying to send email without the email appearing in the spam folder. The emails that we are sending is solicited bulk email. The main problem is that the emails are appearing as phishing ...
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1answer
163 views

SPF records, combining suggested records

I have a domain that sends automated email using Amazon SES, regular email using Google Apps and a monthly newsletter using MailChimp. I want to combine the three suggested SPF records into one, but I ...
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2answers
73 views

map address mail.example.com to sendmail port 25 on example.com

I have a A record for example.com mapped to an ec2 linux instance binded to an elastic ip where I run an apache webserver and where I want to run the sendmail mail server too. I have currently set ...
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1answer
66 views

Editing the DNS records to receive emails into two email hosting providors?

I have a website and I tried to configure my domain to work my email on Outlook so that I can have my email addresses with my own domain. This worked sucessfully for me. I had two scenarios: ...
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1answer
102 views

Multi MX records with nonidentical e-mails

I have two domains, one forwarded to the other. I want to use 2 e-mail accounts on both domains as aliased but some e-mails only on the other domain. I will create 2 MX records for both domains with ...
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4answers
109 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 ...
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1answer
61 views

How to forward emails from a domain to 2 different servers?

I am not sure the title describes my problem properly, so let me explain. I have a domain called example.com. I have currently set it up for email services from Microsoft Live domains. I have done ...
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46 views

How to detect email servers with MX records redirecting to another MX server

We have a project to identify mail servers which has MX record re-directing to another MX server. Does anyone has any idea how to accomplish this?
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2answers
1k views

Outgoing mail through isp's smtp server is not getting delivered

What's the problem with the following emails? 1- Diagnostic information for administrators: Generating server: mailrelay002.isp.belgacom.be secretariat@lagereschoolbissegem.be [195.47.247.194] ...
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1answer
73 views

How can I set MX records and confirm emails?

I am working with a friend who has two domains, foo.com and bar.com, and would like to use Google Apps to handle email for those domains. This is something of a virgin install, and Google Apps wants ...
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1answer
835 views

is there any way to determine the date a domain DNS record like MX record was published?

We need a way to determine when exactly a DNS record such as MX was published for a domain. Does anyone have a clue?
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2answers
1k views

Emails still arriving to old Exchange server AFTER updating MX Records

We have changed our company MX records to point our emails from a MS Exchange server to Google Apps for business. This was done 2 weeks ago, so the MX records should have propagated, which intodns and ...
4
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1answer
432 views

How to point MX record to my VPS

I own a domain and I host a website on github pages. My A record points to github. I'd like to host mail on a VPS (which only has an IP address), but apparently, I cannot use an IP address as an MX ...
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1answer
128 views

Office 365 vs Hosting Exchange at our data center

Please give me your view on this question based on your own experiences. I am trying to determine if I should host our Exchange server in our data center (which host our websites with ~99% uptime). ...
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2answers
607 views

How to manage cname, MX and Azure

I am hosting my domain at 1&1 and have a VM and a mobile service in Azure. Currently I have set a cname to xxx.cloudapp.net. Now I want to create a subdomain for my Azure mobile service (something ...
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1answer
170 views

Is an MX record needed?

We have a testing server with its own domain name. We don't want any email to be sent from this domain. We don't want any email to be received on this domain. Is it ok to remove the MX record ...
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1answer
59 views

MX record on Win 2k8R2 not being recognised?

I'm sure I'm making an obvious mistake here somewhere but I'm stumped where! Trying to set up MX records for my domain (alpinered.co.uk) on the Windows DNS Server. I've got an A record set up for ...
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1answer
108 views

How can email be redirected from a domain host without mx records to google apps? [closed]

My new domain host (Zymic) doesn't provide email and no mx records, either. Is there a way to direct the email coming in to my domain to google apps (or another domain) without mx records?
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3answers
1k views

CNAME, openshift, MX

I had records in my DNS panel: subdomain type domain priority (for MX) @ CNAME app-***.rhcloud.com. @ MX mx.yandex.ru. ...
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1answer
102 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 ...
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1answer
904 views

In DNS check, what “different subnets” and “number of MX records” warnings mean?

In DNS check tools like intodns and dnsstuff, what are the following warnings means and how to avoid: Different subnets : WARNING: Not all of your nameservers are in different subnets. Number of MX ...
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Do I need to have multiple MX records that point to different IPs that are in different subnets even if I only have one dedicated server?

I own and operate a single dedicated server that offers shared web hosting space to my clients including email services. Is it possible to have multiple MX records for each client domain, and have ...
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1answer
1k views

Postfix doesn't send domain mail to mx

I'm trying to get postfix to forward email to my domain which is hosted by gmail. As I don't have any users on my server nor do I want to. Here's how I have things set up. Let's say you and I have a ...
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2answers
155 views

DNS Record for Sending Mail Server

Have 3 servers - web server, mail server and outbound-only email server. The outbound-only email server sends transaction based emails on behalf of the web server (password reset, contact us, etc.) ...
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1answer
67 views

MX DNS one IP two domains

I have two domains: 'example.com' and 'elpmaxe.org' and a server - 'server.example.com' At the moment the mail for 'example.com' is hosted elsewhere so I have set up postfix, dovecot etc to be able ...
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1answer
85 views

DNS config to handle email for third party subdomain

Our customers host their own email (e.g. company.com), but need our service to handle email addressed to a specific subdomain (e.g. sub.company.com) We'd like to control DNS for their subdomain, ...
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1answer
972 views

Sendmail issue with IPv6

I have an email server configured with multiple-instance of sendmail running each on different IPv4 and IPv6 addresses. Everything is running smooth until a point where for some domains/emails ...
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5answers
521 views

Many domains/sites hosted on same server, CNAME alternatives to avoid writing same IP in DNS?

I have many sites (each one with its own domain) all on the same cPanel hosted server (let's say server IP is 1.1.1.1 and server main domain is myserver.com) All these domains use third party DNS ...
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1answer
61 views

Redirect Email Bypassing Mx priority number - installing SSL

I have client website hosted on my server but they use a different mail server not hosted with us, so we basically have 1.MX entry to their mail server IP with priority 10 2.DNS A record to ...
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1answer
485 views

Mail rejected if it is a reply to previous mail

I have the problem that a server is rejecting emails from my mail server if they are replies to previous mails. If a new mail is sent it can be delivered. Either I receive this error message host ...
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0answers
176 views

Domain migration between two Google apps accounts and Backup/Gateway MX usage

We are trying to merge two google apps accounts. One of the domains will need to end up as a secondary domain within the other google apps account. I think I have found a way to go about this to ...
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votes
2answers
7k views

Can an email server be set-up on an Azure VM?

I am considering the possibility of setting up a simple SMTP+IMAP email server for internal use on an extra small Azure VM. When I say internal use I don't mean "used by internal users", but for use ...
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1answer
33 views

Redirecting a particular email via dns?

Is there any way to setup an MX record or similar so that a particular email address on the domain forwards on to another, rather then doing it at the cpanel or app (outlook, gmail) end?
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2answers
282 views

Will an MX record “follow” a CNAME record?

I have a situation I'm trying to work through that I'm not entirely sure how to solve. Here's the situation: I have a domain, let's say sub.otherdomain.com, that I want to set up e-mail addresses ...
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1answer
314 views

Emails not making it to domain pointed to by MX record

I'm on a shared Windows host, and I have access to my DNS. I have changed the MX record to point to another domain. The email is not making there. I followed this cookbook ...
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1answer
625 views

How to set up different MX records for outbound and inbound email?

I would like to use my own outbound email server Haraka with Node.js and Google Apps for inbound mail. Now my domain registrar gives one click Google Apps setup, however I've already set up my own ...
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3answers
5k views

Does MX Records have anything to do with outbound email?

I'm really confused about the MX Records and generally with email. I've set up Haraka SMTP server for outbound email delivery because I need to send sign up validation emails. If I don't want to ...
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1answer
1k views

How to resolve SPF configuration to allow Google sending mails?

we are configuring DNS for a GMail service, the MX records are configured as to Google says, however, in the DNS check, there is a warning: SPF must allow Google to send mail on behalf of the domain ...
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0answers
190 views

Windows Server 2008 DNS server CNAME resolution and TTLs

We have a Windows 2008 SP2 DNS server configured to use root hints. We have a certain MX record lookup that it periodically fails to resolve for our client machines. The lookup is for the MX record ...
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1answer
148 views

SMTP - Routing in RFC 821 and RFC 2821

RFC 821 indicates that the MAIL verb can be given a <forward-path> argument of the form "@ONE,@TWO:JOE@THREE" to indicate intermediate routing hosts (@ONE,@TWO) and the final receiver of the ...
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1answer
530 views

Postfix deliver mail to correct mail server based on MX Records

We are using Debian and postfix to send mail for our CMS. Our website and email use the same domain but our email is hosted elsewhere. So, sadly when our server tries to send some mail (from some ...
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1answer
136 views

CNAME Setup on Different Server

I have domain and hosting at GoDaddy.com with domain earthline.info. But my email is located at CBN.net.id. I have setup the mx with this configuration: But for CNAME, i'm not sure what i must ...
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2k views

MX record pointing to Hostgator

I would like to host only my email on host-gator but website on Amazon. How do make it work? The support don't really have the knowledge of this. I tried to create a A record to the hostgator , can ...
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1answer
50 views

is it possible to add 2 different mx recorId of entry of different registrar in a single domain?

Im having a mail id in google apps for business for one or my domain.since my user accounts has been full (reached 10 users per account).so that i bought yahoo mail service. is it possible to keep ...
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2answers
2k views

Email forwarding and CNAME records

I have a Heroku app and a domain that maps to it. The host records are set up as follows: Now I want email to admin@mydomain.com to be forwarded to my gmail account. I was told by the support for my ...