Can a domain have multiple nameservers?

Can a domain have multiple nameservers?

1 Answer. Sort of, but depending on your needs it may or may not work the way you want it to. The purpose of having more than one nameserver on a domain is redundancy, if there are multiple then each nameserver would be expected to contain the same records as its peers.

Can I have multiple nameservers in resolv conf?

The “nameserver” directive nameserver is the IP address of the name server. More than one nameservers can be configured in resolv. If there are multiple servers, the resolver library queries them in the same order as listed in resolv. conf.

How do I set up a second DNS server?

In the console tree, expand Host name (where Host name is the host name of the DNS server). In the console tree, expand Forward Lookup Zones. Right-click the zone that you want (for example, example.com ), and then click Properties. Click the Name Servers tab, and then click Add.

Should I use 2 different DNS servers?

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.

How do I refresh resolv conf?

To update the database you have to call resolvconf with the -a or -d option. That happens behind the scenes when you run ifup or ifdown. So, normally, as with any other change to /etc/network/interfaces , to activate changes to the dns-* options you have to ifdown the interface in question and ifup it again.

How do I change my DNS primary and secondary?

Open the Google Wifi app, go to the settings tab, then pick “networking & general.” Tap on advanced network, and then DNS. Choose “custom,” and then enter your new primary and secondary DNS addresses.

How do I make my secondary DNS my primary?

Setting a secondary DNS server as primary results in errors.

1. Start the registry editor (regedit.exe)
2. Move to, locate the following key: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Dns\Zones\< zonename >, where < zonename> is the domain (e.g. savilltech.com)
3. Double click on the TYPE value and change from 2 to 1.

How does the Domain Name System resolver work?

If there are multiple servers, the resolver library queries them in the order listed. (The algorithm used is to try a name server, and if the query times out, try the next, until out of name servers, then repeat trying all the name servers until a maximum number of retries are made.)

How to resolve a *.local domain in DNS?

I am trying to get * .local domains to use the DNS server with vagrant-dns. In order for that to work I set up dnsmasq to run in front of it.

How does the resolver library work if there are multiple nameservers?

If there are multiple servers, the resolver library queries them in the order listed. (The algorithm used is to try a name server, and if the query times out, try the next, until out of name servers, then repeat trying all the name servers until a maximum number of retries are made.) Also see the resolver (5) manual page for more information.

When to use the second nameserver in nslookup?

However, nslookup will use the second nameserver if it receives a SERVFAIL from the first nameserver. From the nslookup manpage: [no]fail Try the next nameserver if a nameserver responds with SERVFAIL or a referral (nofail) or terminate query (fail) on such a response.