May 30, 2018
May 20, 2018 · Fixing DNS Issues in Ubuntu 18.04 LTS. Short post today, on fixing DNS issues in the latest Ubuntu 18.04 LTS. I upgraded my ThinkPad from Ubuntu 16.04 LTS, and started hitting DNS issues right away. Sep 29, 2019 · Having some issues with dns resolution on my Ubuntu 16.04 droplet with dns. $ dig google.com ; <<>> DiG 9.10.3-P4-Ubuntu <<>> google.com ;; global options: +cmd ;; connection timed out; no servers could be reached No changes were made to network configuration before I tried to troubleshoot this issue. DNS works fine from within the container. I believe this eliminates any potential network issue as the problem. In the 18.04 install the following happens when using nslookup. nslookup google.com ;; connection timed out; no servers could be reached However when including a dns server directly as such I get a lookup to work. Oct 27, 2016 · gksu gedit /etc/NetworkManager/NetworkManager.conf. Enter in your password when prompted. Comment out the line dns=dnsmasq. #dns=dnsmasq. and then restart Network Manager using the following command. sudo restart network-manager. If you get /com/ubuntu/upstart: Connection refused error try the following command. The issue is with DNS traffic and how Ubuntu 18 manages that. By default IP forwarding is disabled which is what OpenVPN needs in order to provide proper networking. All you have to do is run the following command:
Ubuntu DNS cache (resolver cache) is a temporary database that contains records of all the recent visits and attempted visits to websites and other internet domains… DNS cache may become corrupt at some point and may prevent you from resolving websites and other internet domain names if that happens…
ubuntu - Nginx serverblock for subdomain not working - Stack I tried to follow some tutorials (and posts) on how to add a subdomain to nginx but unfortunately I am unable to get it working. On my domainname's DNS we added a "A" record *.mydomain.co DNS Server Setup Using Bind in Ubuntu - DocShare.tips However, Ubuntu provides you with a pre-configured Bind, so we will edit named.conf.local file sudo vi /etc/bind/named.conf.local This is where we will insert our zones.If you want to know what is zone in DNs check this DNS zone is a portion of the global DNS namespace.
However, if you’re okay with not having DNSSEC enabled at the moment (because again, with it disabled, everything seem to work just fine) then you can forget about following the rest of the guide to enable ‘unbound’ and simply disable DNSSEC in ‘systemd-resolved’ until Ubuntu comes up with a solution (Update_2: Apparently the previous
Resolving DNS Problem after installing Ubuntu - YouTube