Quick Answer: Can You Have Multiple Nameservers?

At a minimum, you’ll need two DNS servers for each Internet domain you have.

You can have more than two for a domain but usually three is tops unless you have multiple server farms where you would want to distribute the DNS lookup load.

It’s a good idea to have at least one of your DNS servers at a separate location.

Why are there multiple nameservers?

Most likely you actually have multiple servers hosting different services in your domain. It’s likely your mail services are running on different servers than your web services, for example. So, then, when your web server goes down your mail is likely to continue to flow.

Can you have multiple DNS providers?

Using multiple DNS providers is one the best defenses against this kind of outage. DNS providers allow and encourage you to use 4–6 redundant nameservers. This is great: if one fails, requests will still be resolved by the others.

What happens when a domain has two different A records?

You can do a lot with A records, including using multiple A records for the same domain in order to provide redundancy. Additionally, multiple names could point to the same address, in which case each would have its own A record pointing to that same IP address. The DNS A record is specified by RFC 1035.

How do I configure a redundancy DNS server?

It involves deploying a second DNS network that does not share the same infrastructure (servers, networks and data centers) as the first. The most common way to set up redundant DNS is via secondary DNS, where one DNS provider is set up as the primary DNS name server and the other as the secondary.

How many nameservers can you have?

At a minimum, you’ll need two DNS servers for each Internet domain you have. You can have more than two for a domain but usually three is tops unless you have multiple server farms where you would want to distribute the DNS lookup load. It’s a good idea to have at least one of your DNS servers at a separate location.

Can two A records point to the same IP?

You can do a lot with A records, including using multiple A records for the same domain in order to provide redundancy. Additionally, multiple names could point to the same address, in which case each would have its own A record pointing to that same IP address. The DNS A record is specified by RFC 1035.

Can you have 2 DNS servers on the same network?

At a minimum, you’ll need two DNS servers for each Internet domain you have. You can have more than two for a domain but usually three is tops unless you have multiple server farms where you would want to distribute the DNS lookup load. It’s a good idea to have at least one of your DNS servers at a separate location.

Who is the best DNS provider?

We have created a list of the top 5 Best DNS Servers based on the results of our 2 polls:

  • OpenNIC. OpenNIC is a free DNS server that routes your traffic away from DNS servers provided by your ISP.
  • Cloudflare DNS.
  • OpenDNS.
  • DNSWatch.
  • Quad9 DNS.

Can you have multiple primary DNS servers?

You can have as many Primary DNS zones as you wish in your environment. again, one server can host multiple zones. Or if you wish you can have multiple DNS servers each hosting a primary zone.

Can I have multiple A records?

You can do a lot with A records, including using multiple A records for the same domain in order to provide redundancy. Additionally, multiple names could point to the same address, in which case each would have its own A record pointing to that same IP address. The DNS A record is specified by RFC 1035.

Can I have multiple 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.

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.

Do I need a secondary DNS server?

A DNS server can be primary for one zone (domain) and secondary for another. The DNS specifications (RFCs) require that each domain name is served by at least 2 DNS server for redundancy. Only one DNS server should be configured as primary for a zone, but you can have any number of secondary servers for redundancy.

What is DNS redundancy?

What is DNS redundancy? DNS redundancy is a failsafe solution or a backup mechanism for DNS outages – outages resulting from configuration errors, infrastructure failure, or a DDoS attack.

How do I create a secondary DNS?

Enable Secondary DNS

You can get started with Secondary DNS from the DNS section of the domain management page. You’ll see a page where you can choose your secondary provider. If your provider is Dyn, DNSMadeEasy, or EasyDNS, you’re one click away from completing the configuration. Otherwise, select the custom option.

What happens if I change nameservers?

Changing nameservers is the situation where your website actually gets served by another(new) hosting provider instead of old one. When you change nameservers, your website gets a new IP address.

What DNS 8888?

8.8. 8.8 is the primary DNS server for Google DNS. Google DNS is a public DNS service that has been launched by Google that has been set up to make the Internet and the DNS system faster, safer, secure, and more reliable for all internet users. 8.8 is for, check out the Google Public DNS page.

What is DNS TTL?

TTL (Time to Live) is a setting for each DNS record that specifies how long a resolver is supposed to cache (or remember) the DNS query before the query expires and a new one needs to be done.

Can two devices have the same hostname?

Question 1: Yes it is possible for multiple devices to have the same hostname on a network, you can simply change the name of any two computers on a network and they will share the same hostname.

How many a records can you have?

People have pointed out that one name/label can have multiple “A” records. The DNS protocol itself using a (signed) 16-bit integer as a count of resource records returned for a query, so for a single query, there’s a limit of 65535 “A” records (less a SOA record for overhead) for a single name.

What TTL means?

Time-to-live