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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DNS Redirect Website to another Server

I have two servers, server 1 and server2. The name serververs of the domain points to server1. 1.I have this configuration regarding Server1 DNS Zones: domain.com. 1200 IN A server2-ip Edit ...
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50 views

BIND int/ext views, need to return ext MX to int clients

Any DNS pros out there? I have a problem that's stumping me. I have a BIND DNS server that (with views), supports both internal and external DNS. All internal clients look at the internal view for ...
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2answers
465 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 ...
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2answers
924 views

Why does MXToolBox not return MX records for my domains hosted with Amazon Route 53?

Ok, this should be straight forward and I'm ashamed I haven't been able to figure this one out for myself, but... I've recently discovered Amazon Route 53 DNS services and I'm now using this for the ...
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1answer
61 views

Access email from check email from backup mail exchanger

I have hosted my website on godaddy. I have mx record (priority 0) to the mail server in the office. I have another mx record (priority 20, belonging to godaddy) as a backup to hold emails when the ...
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2answers
65 views

Assist in diagnosing reverse dns mismatch

We seem to have an occasional issue, whereby mail is bypassing our first three MX records, and going to our 4th MX record. This is purely a backup, and we think that the reason it is skipping the ...
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2answers
159 views

Changing MX records in named zone file

I forgot how all this works. I have a GoDaddy account, using my own DNS and whatnot. I'm having trouble getting my email to work. They said I need to update my MX records. basically, I have the ...
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2answers
92 views

email arriving at wrong exchange server

We are having problems with receiving email from one customer, where any emails they send to subdomain.domain.com is being received by the exchange server for domain.com, resulting in an error ...
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1answer
32 views

Sending e-mail to server with external MX

Is it possible to send an e-mail to a server when the MX for the domain is not on this server? I have the following set up: Server A with domain domain.com configured GMail as the Mail Exchanger ...
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1answer
20 views

redirect emails from one domain to another

i have 2 domains. domain.com and domain.org all my emails are at domain.org so i have user1@domain.org user2@domain.org etc... i want that if some have a mistake and he sends email to ...
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2answers
57 views

Email hosting on multiple servers

I have a domain with hosting on godaddy while the domain is registered on BigRock. My email Ids are hosted on google apps, which was providing 10 free accounts some time ago. I wish to add few more ...
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1answer
92 views

Hosting email on Gmail, good idea or not? [closed]

Brief Explanation I am currently hosting mine and all of my clients emails on my Linux server. However, in the past, despite having passwords that no human could possibly remember, let alone ...
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2answers
116 views

Handling Bounced E-mail with Google Apps for Business

We're sending e-mail from our ASP.NET application (we'll call it @example.com). We use Google Apps for Business to send and receive e-mail sent to xxxx@example.com. Problem is, Delivery Status ...
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1answer
61 views

Can send mail to users on server, but not from remote email

I am setting up sendmail. I have added mx records for my domain, such as mail.domain.org, and domain.org. I did this a few hours ago. I can send an email to a virtual email from the server, but not ...
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0answers
535 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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1answer
38 views

Next Step in Migrating Exchange 2003 to GMail (SPF risks when changing MX record vs disable SMTP)

Our company has been struggling to migrate Exchange to GMail for last 2 years (I will leave this for /r/talesfromtechsupport). We have two domains on two different ccTLDs, and lately Exchange is just ...
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1answer
307 views

Switching hosting, keeping mx records

Nice to meet you all! Here is my dilemma: I have to move a website to another hosting but keep the domain. The client currently has email set up with google apps and the mx records are set up ...
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2answers
38 views

Can I control which DNS record a client application uses?

I'm trying to make our set of servers more fault tolerant. I have a web server, a mail server and a PBX server that uses SIP. I know that for each service, I can have the DNS return multiple A, MX ...
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2answers
67 views

Is it possible to divert mail to my domain to Hotmail? [closed]

The mail server that my web host uses for the domain (say abc.com) is not reliable and I may be loosing important mail. Is it possible to divert my mail to hotmail and use hotmail to send and receive ...
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2answers
89 views

Postfix - receive mails in user account

I have successfully installed and configured postfix mail server, and I can now send mail from my user account mail to another email on the net, through Gmail. What I want to achieve: is to send ...
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3answers
237 views

Setting DNS for GitHub pages to avoid mail server conflict

I would like to set up a github user page. I have created the repo and now I need to update my DNS records. I have the following DNS entries at the moment: MX Records mail.example.com A Records ...
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2answers
190 views

pointing different records to a CNAME record

I am trying to figure out the following and want to know "why" this is or is not possible. 1) May an MX record “point to” a CNAME record? 2) May a CNAME record “point to” a CNAME record? 3) May an ...
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3answers
95 views

How to change domain's A record without disabling incoming mail traffic for a while?

I have situation where my domain's A record is pointed to certain IP address, which I need to change, but MX record have destination - to my domain name! How to change A record and to avoid mail ...
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1answer
436 views

Configure server to foward unroutable emails to another email server

Is it possible to configure a Linux mail server (we're running exim) to forward unhandled emails to another server? Here's an example of what I'm trying to accomplish: an email get's send to ...
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1answer
1k views

Using a secondary ISP for Exchange failover

Good morning all, I searched and couldn't find an answer to the following question. We have our Exchange server 2010 in house, which was set up before I came to the company. Last week we got another ...
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2answers
239 views

Can I have two different MX records with one domain

can I have MX records of two different provider for one domain ? Like now I've Google Apps MX records set up on my domain control panel. What If I add ZOHO MX records as well as Google's ? would the ...
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2answers
34 views

Required entries in DNS records [closed]

Writing a brief best practices technical document for in house. A Records for hostname / IP mapping (blank).mydomain.com www.mydomain.com *.mydomain.com -can also add subdomain, ftp, cpanel, etc ...
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1answer
321 views

Server Move - MX Record pointed wrongly

I am trying to move a site from host A to host B and email is hosted in host C and we would like to retain the same. I have set the same MX record for both A and B, however when I run a test at ...
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1answer
2k views

BIND and SERVFAIL

I know that this is a little outside the scope of this website, but I am trying to set up a test DNS server, and it absolutely refuses to resolve the local domains. I've tried following the advice of ...
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1answer
385 views

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
151 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
135 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
142 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
39 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
141 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
143 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
67 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
65 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
91 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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1answer
59 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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1answer
45 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
630 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
votes
1answer
337 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
122 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
494 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
167 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
57 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 ...