Domain Name System for computers, services, or any resource connected to the Internet. It translates domain names meaningful to humans into the numerical identifiers associated with networking equipment for the purpose of locating and addressing these devices worldwide.

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Maas-Juju DNS Name Resolver Problem

I've been using my Maas (1.7.0+bzr3299-0ubuntu1~utopic) and Juju(1.24.2-utopic-amd64) setup for a few months now, and lately have noticed that neither mass server or juju services are able to resolve ...
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1answer
40 views

Two servers(services) on one machine (IP)

I'm wondering, is there any option to run multiple servers or services on one device (Ubuntu server) on one IP? For example I want to install something similar to ActiveDirectory, let's say it will ...
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1answer
68 views

Advanced rules for hosts file

I need to add a rule for all subdomains of a domain. I imagine it should looks like this: 127.0.0.1 *.example.com As you can see, I need to redirect all requests to any subdomain on example.com to ...
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1answer
64 views

DNS Server (a newbie asking)

I'm a new ubuntu user. I installed webmin to control my website better than command lines and also to not install desktop for perfomance. As I could understand what DNS is, how can I configure my ...
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1answer
131 views

Restricted internet access on 14.04. Teamviewer works, websites don't load

I now know it is not a DNS issue, because I can't even ping 8.8.8.8. I've added the output of tracepath 8.8.8.8. My machine running the most up-to-date version of 14.04 Trusty. The mobo has two ...
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1answer
117 views

Manually edit DNS in Ubuntu 14.04

I have problem with network connection. Internet don't work but when I type ping 8.8.8.8 in terminal it works. So I called ISP and operator tell me that to change DNS but I don't know where it is. ...
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81 views

Why isn't NSS using mDNS?

I have a machine that is unable to resolve hostnames over mDNS: ### mDNS is working $ avahi-resolve -n foo.local foo.local 1.2.3.4 ### NSS is configured to use mDNS $ grep ^hosts ...
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1answer
486 views

Ubuntu 14.04 LTS can't resolve DNS

When I do ping google.com I get ping: unknown host google.com But when do ping 173.194.67.138 I get this: PING 173.194.67.138 (173.194.67.138) 56(84) bytes of data. 64 bytes from 173.194.67.138: ...
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1answer
85 views

DNS Name resolution problems [closed]

When I try to initiate PayPal API hook, I got timeout error. While trying over terminal, I found problems these: Web API Request returns: Connection timed out after 10365 milliseconds traceroute ...
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88 views

Ubuntu 14.04 taking too much time to resolve a Host

I have a ubuntu 14.04 machine, Everything was working perfectly sometime before. but then just one day this problem started. when i try to load a page on chrome it keeps saying "resolving host" and ...
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1answer
86 views

DNS Works Locally But Not Globally

I tried to setup and run my own DNS on an Ubuntu server using Bind. Assuming my hostname is example.com and the static ip on the server is 100.100.100.100, I get the following if I dig example.com ...
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59 views

How to run multiple websites on port 443 in Azure using Apache2.4?

I created a VM on Azure running Ubuntu 14.04 and installed a LAMP stack. In Azure you have an so called enpoint configuration manager, which basically let you redirect incoming requests from one port ...
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87 views

No DNS names resolution in Xubuntu 14.04

The system is Xubuntu 14.04 on an S3J series Asus laptop. It worked o.k. until it suddenly stopped resolving internet names. As I recall, it happened during an "apt-get upgrade" process. First, I ...
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4answers
799 views

How to find out which DNS server my wlan0 is using Kubuntu 15.04

BACKGROUND I am trying to find out what DNS server is being used when I connect to the internet with my wlan0 device. I am running Kubuntu 15.04. I have searched around and tried a few solutions, ...
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23 views

Reverse lookup only works when db.192 wrongly configured

Following this tutorial reverse lookup stubbornly fails to work for as long as db.192 is configured as is instructed. However, if I change the line: @ IN SQA server.domain.home. ...
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2answers
355 views

DNS is not working, /etc/resolv.conf is not overwritten. Why?

I have this configuration in my server in the Network Manager connection: /etc/NetworkManager/system-connections/wired-connection [connection] id=wired-connection uuid=0c501f08acc5497cb7... ...
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0answers
76 views

Using Ubuntu Server machine as a DHCP and DNS server to forward URL's to IP addresses

I'm inexperienced with Linux servers but I've done okay so far - basically I want this machine to dish out IP addresses via DHCP (done) and then I also want it to act as a DNS server that simply sends ...
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1answer
84 views

Google sites are not opening

I'm using Ubuntu 14.04 and I'm having a strange issue, I have no idea what else to do... 1) Some Google sites/functionalities are not opening. GMail works but the browser tab keeps loading forever, I ...
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1answer
334 views

Correct MX record, subdomain and Dynamic DNS settings for Namecheap Self hosted email @domain.com email & correct Hosts and Hostname for server

I want to correctly Set up my own email server at home for my domain.com. It is hosted by namecheap. I need to set up the following On Namecheap (Domain provider): MX Record Subdomain On Server: ...
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1answer
196 views

DNS issues with Cisco VPN (vpnc) on 15.04

I'm having issues with DNS resolution of on-network servers. I can get them directly via IP address, however DNS lookup fails. Notes: I configured the VPN connection via NetworkManager. The ...
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269 views

dns forwarder dnsmasq not working . . .?

I installed lubuntu 15.04 into a VirtualBOX vm and am using openvpn to connect to PureVPN service. I lose connectivity after an unknown amount of time. Disconnecting the VPN doesn't help. I've ...
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2answers
240 views

register DNS for connecting to my computer

I am using a PC at university and I need to set up a DNS name for it under the network of university such as: my-pc.dm.myuniversity.edu for accessing this computer via my laptop from home (through ...
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49 views

Could not connect to internet on ubuntu (guest on workstation)

I have installed an Ubuntu Server 15.04 on VMware Workstation 10. My host is Windows 8. I have used bridge networking in VMware settings. Now i am not able to ping google.com. The DNS is working fine ...
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1answer
200 views

“ping: unknown host www.google.com”

My college uses a proxy server say 172.21.0.11,port:3128 and when I try to ping www.google.com in terminal I'm getting an error as ping: unknown host www.google.com Without setting proxy we can only ...
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1answer
91 views

Ubuntu 14.04 - Why i can not open my domain who is after router port redirecting [closed]

I am using Ubuntu 14.04 server edition and i have installed apache2 with all modules for it so i can run a simple web server. I have really strange problem. I am using router which is giving local ...
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112 views

apt-get update stuck

When I do apt-get update on ubuntu 14.04 GUI it just goes on like this 0% [Connecting to au.archive.ubuntu.com (202.158.214.106)] [Connecting to extra AND it will wont update. I have also ...
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1answer
118 views

Troubleshoot Python script to update Dynamic DNS with NameCheap (Script from Help Ubuntu)

First off, please help me with the question, dont offer me options like DDClient~! Not to be rude, but lots of people offer workarounds, Id like to use this method and im just having a bit of trouble ...
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1answer
76 views

Ubuntu server 14.04 Webmin installed

I am running Ubuntu 14.04 server. I am administering the domain from GoDaddy. I would like to dump GoDaddy and use my Ubuntu server for everything including e mail and set up my own DNS from Ubuntu. ...
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201 views

How to configure dynamic DNS for IPv6 using bind and isc-dhcp-server

I have a ubuntu 14.04 LTS machine created in VirtualBox which I could configure IPv4 delegation via isc-dhcp-server. Then by follow this great tutorial, I could configure such machine to also update ...
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23 views

How to run BIND DNS server as unpriviledged user?

I am developer and I use BIND DNS server to debug software. On Windows and on CentOS 6 Linux it is not a problem. I use following command line: named -f -c "/my/custom/config.conf" It works OK (of ...
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72 views

How to set up basic Bind DNS server (in Ubuntu)

How does one make it such that when they type www.ardvark.abc It goes to 192.168.1.123 Similarly, when they type ssh john@ardvark.abc It goes to john@192.168.1.456? I presume this is ...
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179 views

Some pages do not load in Google Chrome on linux

Pages like search results in google.com, extentions in Chrome Web Store. It is loading for a while but rarely the page is displayed. I've tried changing the DNS to use Google and disable hardware ...
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23 views

how to change basic queries in powerdns?

is there anyone who knows how to change basic queries in powerdns ? made some changes in the pdns.conf file but they don't seem to take effect. also, is there a way to set the recursor without ...
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1answer
159 views

Adding bridge for LXC breaks NAT/DNS

I am having a issue with a small home server. This server operates as a DNS/DHCP/NAT. I am also trying to add a few LXC instances with JUJU however I am running into a issue with the bridge. When I ...
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79 views

Wordpress Installation on VM on VMWare workstation. FQDN redirecting incorrectly to 127.0.0.1

Here's some network specifics about the problem. VM installed on VMWare workstation (v.10.0.0 build - 1295980) running on a Windows 2008 R2 server host in a windows environment. The end result is ...
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108 views

Reverse DNS Lookup on ubuntu inside virtualbox

I'm using Ubuntu 12.04 inside virtualbox on win7 using NAT for networking. I had to run the command : VBoxManage.exe modifyvm "Ubuntu" --natdnshostresolver1 on Which basically tells the guest to ...
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78 views

Ubuntu 14.04 wild card domains not working after uninstall of Samba

I am new to Ubuntu, I just switched to 14.04 a week ago. I installed LAMPP and used this http://ubuntuforums.org/showthread.php?t=1719832 and this ...
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28 views

Change zone name for MAAS region/cluster controller

How safe would it be to change the zone name for the MAAS Region/Cluster controller with nodes already deployed and registered in MAAS DNS? Currently mine is set to default maas and I would like to ...
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0answers
111 views

ProxyError : DNS lookup failure

I use load balancer for loading my website from servers. when I send some requests in a sequence. I got this error : the proxy server received an invalid response, Reason: DNS look up failure for: ...
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1answer
227 views

localhost is wrong ip address

I'm having a bizarre problem. It started with postgresql-9.3 not installing. I found it couldn't find localhost. I checked /etc/hosts and it has localhost properly as 127.0.0.1 But when I ping ...
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21 views

MAAS remote cluster controller as name server

Following my success with the setup of a remote MAAS cluster controller (see Issue with MAAS cluster controller, installation fails) I have a problem with name servers. Basically the question is how ...
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26 views

Restarted MaaS cluster, systems unaccessable

I build a cluster with 14.04 LTS, MaaS and juju. We had a plant shutdown, so I shutdown the cluster using MaaS/Nodes I selected all, then in "Bulk Action" I selected "Stop Selected Nodes" and clicked ...
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1answer
127 views

using unbound with dnscrypt-proxy

My operating system is Ubuntu14.04 , I'm trying to use dnscrypt-proxy along with unbound,using unbound listening to port 53, forwarding name-resolve request to port 40, which is being listened by ...
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686 views

Bind ACL — add a range of IP addrresses

I've been following this tutorial to set up Bind as the DNS on our home network. Instead of the suggested technique of adding a list of allowed IPs to the ACL in named.conf.options, I wanted to add a ...
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41 views

Squid server and ubuntu router

I have configured my ubuntu server to be a router and configured the squid proxy to block access to certain websites. The problem is while it does block those websites i cannot access any other ...
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163 views

How can I get rid of Dns bad config Error

I am browsing the internet and its working fine but every now and then when a page is loading I get this DNS_PROBE_FINISHED_BAD_CONFIG error or ERR_NAME_NOT_RESOLVED error only when I reload the ...
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296 views

Changing DNS on Ubuntu

Running Ubuntu 15.04. I'll briefly describe my network configuration. Main router connected to be Cable modem is 192.168.1.1. A secondary router (192.168.2.1) is connected as a client to the main ...
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1answer
47 views

DNS Solver not working correctly

I Just installed 15.04 (64bit) on this machine. Every time that I tried to connect to a server for the first time, and by this I mean: Go to a website Updating ubuntu Downloading a file Anything ...
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1answer
53 views

How to view hostname locally, works external

I have a webserver hooked, up I recently noticed that I can view the webserver htttp://music2share.ca from out side my network but when I try with in my network at home wont work, I edited the hosts ...
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96 views

Setup router, iptables to access website via Domain Name in local network problem

I have a problem with iptables / bind9. Topology: My local PC: DNS set to: 88.220.77.193 VirtualBox with: ROUTER: eth0 : 88.220.77.193 255.255.255.0 to the Internet; eth1 : 192.168.100.254 ...