Quick Answer: Is MX Record Required?

What is an MX record and what is it used for?

A mail exchanger record (MX record) specifies the mail server responsible for accepting email messages on behalf of a domain name.

It is a resource record in the Domain Name System (DNS).

It is possible to configure several MX records, typically pointing to an array of mail servers for load balancing and redundancy..

Can an MX record point to a Cname?

As stated in the IETF (Internet Engineering Task Force) RFCs (Request for Change), it is not permitted to point an MX record to an alias/ CNAME.

What is the difference between a record and MX record?

An MX-record (Mail eXchange-record) is a type of resource record in the Domain Name System (DNS). … The A-record (or address-record) determines which IP address belongs to a domain name. This record ‘translates’ the domain name to an IP address.

What happens when a domain has two different MX records?

Multiple MX records can be defined for a domain, each with a different priority where the lowest number is the highest priority. If mail can’t be delivered using the first priority record, the second priority record is used, and so on.

How long does it take for MX records to update?

72 hoursIt can take up to 72 hours for the new records to update through the system. During this time, mail sent to your domain might bounce.

What is a record and Cname?

The A record maps a name to one or more IP addresses when the IP are known and stable. The CNAME record maps a name to another name. It should only be used when there are no other records on that name. The ALIAS record maps a name to another name, but can coexist with other records on that name.

What happens if no MX record?

According to the Section 5 of RFC 5321, if no MX record is present mail servers should fall back to the A record for the domain.

What does no MX record found for domain mean?

When a domain lacks MX records, email servers do not know where to send emails to for that domain. There are tools available such as dig, MXToolbox, and WhatsMyDNS that can verify what DNS records (if any) are configured for a domain.

What happens when you change MX records?

You can edit your MX (Mail Exchanger) records in your DNS zone file at any time. Making changes to your MX records may interrupt your email service temporarily. Log in to your GoDaddy Domain Control Center. (Need help logging in?

Can a Cname point to another Cname?

CNAME records can point to other CNAME records, but this is not considered a good practice as it is inefficient. MX and NS records must never point to a CNAME alias.

Do I need a MX record?

You are not required to have MX records just to send email. However: … any domain used in email traffic can work without MX records if it has a valid A record, but this kind of setup is not much used on the ‘net nor really encouraged. If a domain must be able to receive mail, set up valid MX records.

How do I create an MX record for a domain?

Create an MX record on your domainLog into the One.com control panel.Click DNS settings on the Advanced settings tile.Go to DNS records.Under create new record, click MX.Enter the following details: – Leave the hostname empty, or enter a subdomain. … Click Create record to save your settings.

What is MX and TXT records?

MX – specifies where the emails for your domain should be delivered. CNAME – specifies redirects from your domain’s subdomains to other domains/subdomains. TXT – used to store text-based information related to your domain. Most commonly used for storing SPF data.

What are A records?

A Records. A Records are the most basic type of DNS record and are used to point a domain or subdomain to an IP address. Assigning a value to an A record is as simple as providing your DNS management panel with an IP address to where the domain or subdomain should point and a TTL.

How many MX records do I need?

Each domain (and sub-domain) need to have an MX-record in order to receive email. For instance example.com and foo.example.com can have two different MX-records. An MX-record is simply a DNS-entry that tells the sending server (SMTP-server) where to deliver the email.

Can MX record be an IP address?

No, MX records must not point to an IP address. MX records should point to address records (A or AAAA), domains, or hostnames.

Can I have 2 MX records?

Yes, it’s possible to have more than one MX record for one domain. Moreover, it is possible to assign priorities to them.

Can MX record point to different domain?

As long as your example.com domain has an associated A record, you can point an MX DNS entry to it. … You can have multiple MX records per domain with a different or equal priority. It’s also ok just to have only one MX record pointing to an A record, no matter which one.

How do I fix no MX records for domain?

no mx record found for domainUse an admin account to log in Admin portal, and click Admin icon to Admin Center.Navigate to Setup > Domain, then select the problematic domain and check if the MX record exists.If the MX record was configured incorrectly or doesn’t exist, please add it following the instructions in this reference article.More items…•

What does an MX record do?

This is the ‘mail exchange’ record, and it directs email to a mail server. The MX record indicates how email messages should be routed in accordance with Simple Mail Transfer Protocol (SMTP, the standard protocol for all email.)