Quick Answer: What Is An A Record In DNS?

What is the difference between an A record and a 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..

Does a domain need an A record?

“A records (also known as host records) are the central records of DNS. These records link a domain, or subdomain, to an IP address. A records and IP addresses do not necessarily match on a one-to-one basis. … If you set NS records for your share hosting then there is no need to set an A record in DNS manager.

Can 2 domain names point to the same IP address?

It is not possible to provide two domain names for the same Server IP address and get two different SSL certificates (one for each domain name). Also note that the use of Host Headers (which is how you can use a single IP for more than one SSL enabled domain) is not recommended for E-Commerce sites.

Can an A record have multiple IP addresses?

In either mode, a DNS A record must be defined with more than one IP address (known as DNS A record failover). The first IP address should point to the default, production server, and the other IP addresses should point to identical (or frequently synchronized) redundant servers.

Can a Cname record point to an IP address?

A CNAME record must always point to another domain name and never directly to an IP address. A CNAME record cannot co-exist with another record for the same name.

What does an A record do?

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.

Is a subdomain an A record?

A subdomain is a DNS record for a hostname that belongs to your domain.

What is the host in an A record?

The DNS A record The A record, also known as a host record or a DNS host, is a record in your domain’s DNS zone file that makes the connection between your domain and its matching IP address.

What is a Cname record example?

A CNAME, or Canonical Name record, is a record that points to another domain address rather than an IP address. For example, say you have several subdomains, like www.mydomain.com, ftp.mydomain.com, mail.mydomain.com etc and you want these sub domains to point to your main domain name mydomain.com.

Can you have two Cname records?

Can I set up multiple A and CNAME records? While you are allowed to create multiple A and CNAME records for the same destination, you can set only one A and CNAME record per source or host name.

Can an A record point to another domain?

CNAME records must point to another domain name, never to an IP address. A hostname defined in a CNAME record must have no other resource records of other types (MX, A, etc.), except for DNSSEC records like RRSIG and NSEC.

Can MX record point to 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.

Does an A record have to be an IP address?

A Records: A record only resolves to IP addresses. These records point your domain to the IP address of your website or hosting. Let’s say that you own the domain name name.com which is hosted with us and the IP address of your hosting server is 127.0.

Is Cname the same as name server?

A name server is what resolves a human friendly domain name into an IP address. A CNAME is a DNS record that basically points a domain name at another domain name. As the name servers for your domain are set to HostMonster, you will need to login and create a CNAME record (sometimes called a “CNAME alias”) there.