What DNS record type is used to look up an email server using an email's domain name?

What DNS record type is used to look up an email server using an email's domain name?

• PTR
• MX
• A
• SRV 

EXPLANATION

Mail Exchange (MX) records are DNS records that are necessary for delivering email to your address.
In simple DNS terms, an MX record is used to tell the world which mail servers accept incoming mail for your domain and where emails sent to your domain should be routed to. If your MX records are not pointed to the correct location, you will not receive email.

How to use Nslookup to verify MX record configuration

1. Go to Start > Run and type cmd .
2. At a command prompt, type nslookup , and then press Enter.
3. Type server <IP address> ;,where IP address is the IP address of your external DNS server.
4. Type set q=M X, and then press Enter.
5. Type <domain name> , where domain name is the name of your domain, and then press Enter.