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Questions tagged [resolv.conf]

/etc/resolv.conf contains Domain Name System(DNS) related configuration information on Unix systems.

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Is it necessary to set a different ttl before change a Route53 DNS record value?

The first time create the Route53 DNS record with a load balancer origin DNS name with ttl 1 day. After some days, we want to change the value to another load balancer origin DNS name. Do we need to set the target DNS record's ttl to a short time…
freetimetime
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ping: example.org: No address associated with hostname

I am facing a problem I cannot explain: If I do ping example.org I am getting the result ping: example.org: No address associated with hostname dig returns an empty result: dig example.org ; <<>> DiG 9.16.1-Ubuntu <<>> example.org ;; global…
SPQRInc
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Fedora network configuration

I've got a Fedora 31 instance configured with an IPv6 stack and that has join an IPA domain. I've activated the IPv6 stack by editing /etc/sysconfig/network-scripts/ifcfg-eth0 Added…
coolnodje
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HAProxy resolver doesn't work : could not resolve address

I'm on Ubuntu 16.04; I set up HAProxy as an entrypoint to services defined by domain names; those domain names are served by a DNS server (coredns) in the same machine (or VLAN network). Using nslookup or dig utilities, we obtain the name…
Agdmoun khalid
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Resolving CoreDNS Loop Error

I am trying to resolve a loop error with CoreDNS as part of a 2-node Kubernetes cluster. The issue is thoroughly documented (below), but I am not strong on dns and networking so am having trouble working through it. Core DNS doco:…
Bryon
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Using custom DNS in VPN to resolv domains to different server

What I have is simple but I got a VPN issue that I don't know how to solve. In general I want to route public domains differently within a VPN. See the current role of a Debian host: A public available foo.example.com with HTTPS served by a reverse…
Cornfused
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Using custom etc/resolv.conf for deployed virtual servers?

Saw that cloudflare is now powering their own set of DNS servers https://developers.cloudflare.com/1.1.1.1/setting-up-1.1.1.1/linux/ We are running a couple dozen debian systems. Anyone used a custom etc/resolv.conf on server deployments? Is it…
dlrust
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Why are my dns options specified in /etc/network/interfaces not parsed by resolvconf?

I have a Ubuntu 14.04 server which has two IP addresses specified on a single interface. They are defined in /etc/network/interfaces like so: auto em1 iface em1 inet static address 192.168.1.2 netmask 255.255.255.0 gateway 192.168.1.1 …
Carcer
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What is the diff between resolv.conf and named.conf forwarders?

As I have been troubleshooting the DNS creation process in Ubuntu I have noticed that the following files appear redundant: etc/bind/named.conf.options (or a section of named.conf depending on how your files are set up) forwarders { 1.2.3.4; …
storm
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Resolv.conf reset automatically after reboot to the wrong dns

With my ubuntu 16.04, my /etc/resolv.conf change every system start cat /etc/resolv.conf nameserver 127.0.0.1 Network-manager have the correct dns name server 192.168.1.1 I removed bind9 and all related packages. No special config on rc folders…
M. BY
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I'm trying to ascertain how is my Networkmanager receives specific name server information- possibly Cobbler related

When I: cat /etc/resolve.conf I see: # Generated by NetworkManager nameserver 10.100.48.19 nameserver 10.100.48.17 When I change this info then reboot, the original information returns. I'm trying to work out where these specific addresses are…
treetop
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Unkown File permissions for /etc/resolv.conf

I am unable to ping any url (for example www.google.com), neither any of the website is working. However, I can ping static IPs (E.g. 8.8.8.8). A little debugging showed that the issue is /etc/resolv.conf file which got corrupted. It has very…
Waqas
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resolvconf coupled with dnsmasq and lxd

Q: How do I programmatically add a persistent resolvconf entry for my lxd based dnsmasq? I have a very base installation of Ubuntu 16.04 server. I have installed and configured lxd and created a container. lxd lxd/bridge-domain string lxd #…
stevemarvell
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RHEL resolv.conf search domains ordering constraints?

I can't seem to find anything (Google, man pages) on what the order of the search line should be used when searching for a host against DNS with multiple levels of subdomains. host and dig work properly and will work regardless, however when…
Nick R
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Debian Remove a Line from Resolv.conf

I was trying to change the Google DNS servers to OpenDNS in my resolv.conf file and accidentally added them incorrectly. Now my resolv.conf file looks like this: # Dynamic resolv.conf(5) file for glibc resolver(3) generated by resolvconf(8) # DO…
Nick
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