How do I use dnsmasq as a DNS server?

dnsmasq is a lightweight and simple program which enables issuing DHCP addresses on your network and registering the hostname & IP address in DNS. This configuration also allows external resolution, so your whole network will be able to speak to itself and find external sites too.

Where is dnsmasq configuration?

/etc/dnsmasq.conf
The dnsmasq server can be configured via the /etc/dnsmasq. conf file (which contains well commented and explained options), and user-defined configuration files can also be added in the /etc/dnsmasq. d directory. DNS is enabled by default, so before making any changes, make sure to create a backup of /etc/dnsmasq.

Where is dnsmasq used?

The primary use of dnsmasq is to resolve DNS queries either for the device it’s running on or for other devices on the network, in the case of routers. The software forwards the queries to other DNS servers on the internet or serves the responses from a local cache to speed up the process.

Can I remove dnsmasq?

removing dnsmasq won’t affect you. Personally, I have dnsmasq commented out in /etc/NetworkManager/NetworkManager. conf and use my own DNS server in /etc/dhcp/dhclient.

What is local DNS server?

A DNS server is used to ‘resolve’ a name into an IP address (or vice versa). A local DNS server which performs domain name lookup is usually located on the network to which your computer is attached. Your local DNS server then sends another query to those ‘authoritative’ servers, and usually gets an answer.

How do I reset my DNS?

To reset your DNS in Windows:

1. Using the Start Menu at the lower left corner of your screen:
2. Enter CMD into the text box and then select the Command Prompt program.
3. A new black window will appear.
4. Type ipconfig /flushdns and press ENTER (please note: there is a space between ipconfig and /flushdns)
5. Restart your computer.

How do I check if dnsmasq is running?

Dnsmasq troubleshooting

1. See if dnsmasq is running with ps guax | grep dnsmasq.
2. Check the dnsmasq configuration files in /etc/dnsmasq.d.
3. There should be some settings in them and they should not mentioned that a service (DNS or DHCP) is not enabled.

Is dnsmasq safe?

Over the years, multiple critical vulnerabilities have been found in dnsmasq. Recently, security researchers discovered new issues that continue to make dnsmasq vulnerable. These vulnerabilities can lead to DNS cache poisoning, denial of service (DoS) and possibly remote code execution (RCE).

How do I disable DNS network manager?

Set the dns option in the main configuration section to none to disable DNS handling in NetworkManager.

Does PI hole Use dnsmasq?

Pi-Hole, under the hood, is running DNSMasq. So we want to provide it with some additional hosts to resolve.

How does Dnsmasq work?

dnsmasq is a lightweight DNS, TFTP, PXE , router advertisement and DHCP server. It is intended to provide coupled DNS and DHCP service to a LAN. Dnsmasq accepts DNS queries and either answers them from a small, local, cache or forwards them to a real, recursive, DNS server. It loads the contents of /etc/hosts…

What is dynamic DNS integrated DNS?

An integrated Dynamic DNS device is a device that has Dynamic DNS capabilities built into it. This means that it is connected to the internet and it is capable of sending an update to your No-IP account when your IP address changes.

What is local network DNS?

A local DNS server which performs domain name lookup is usually located on the network to which your computer is attached. If you are using an Internet Service Provider (ISP), your DNS server is at your ISP.