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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20 views

DNS - anyone tried this? [on hold]

https://www.youtube.com/watch?v=mT8LjOMasmc doesn't seem to be a linux tutorial as the author promised. Should I consider something like this or is it a waste of time ?
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28 views

Internet issues in Vbox Ubuntu 14.04 guest OS not resolving DNS

I'm running Ubuntu as a guest OS in VirtualBox within a Windows 7 host. I'm a newbie to Linux but as a lab based scientist who wants to teach himself some basic bioinformatics I need to get my head ...
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14 views

Can not ping local site

I have the following situation: On one server in our network we have the DNS Server. Here we define hostnames for some local sites (ex: 192.160.1.6:8060 -> fisheye.idn.local). When accesing the site ...
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1answer
18 views

How to set DNS exclusively for a Network Namespace

I've created a network namespace. I thought there was a resolv.conf file for each namespaces created but it's not the case on my system (Ubuntu 14.04). I don't have the following path ...
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0answers
16 views

Problem with webmin (DNS)

I setup slave DNS server for my master, I configured everything, all domains was transfered to the slave server, I can add new domain, edit existing domain, but in the logs I've got problems. There ...
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0answers
15 views

DNS traffic keeps increasing

I have installed Monitorix on my home computer to play around with all these awesome things I can do with Ubuntu, and even joined the Monitorix mailing list. I had a question regarding how Ubuntu ...
0
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1answer
21 views

Apache - server not resolving by /etc/hosts if I have not internet connection

I have configured many virtualhosts in my current apache2 server, in my local machine (Ubuntu 13.10). Those are different local sites, with domains which are set in my /etc/hosts: 127.0.0.1 ...
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1answer
30 views

How to make WLAN server accessible on the internet

I'm using Ubuntu 14.04 desktop. I've installed LAMP and I believe a DNS program and a mail server. Since my ISP is dynamic IP I am using noip.com's free dynamic DNS service (which I know works because ...
0
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1answer
10 views

bind9 DNS works predictably for OSX machines but not for Windows machines

I have set up s DNS server using bind9. The purpose is to create a zone so that developers can browse to their work at something.dev.di where something could be anything as long as there is a matching ...
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1answer
21 views

Why are all my DNS queries received from 127.0.0.1?

I used the host command on Ubuntu 12.04 LTS to check my DNS server: host -a www.amazon.com showing this: Trying "www.amazon.com" ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: ...
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15 views

DNS resolution conflict in 12.04

I ping host1 in my first terminal, it exits with 0 (success). Then in a separate terminal I ping an unknown host (which fails) and it makes the first ping fails as well! Here is my best shot at ...
2
votes
1answer
94 views

How to change the DNS server across network interfaces?

The only consistent solution for changing your DNS server is to change it in each individual network interface. This means for Ethernet and for each wireless network you use. I'm looking for a way to ...
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0answers
31 views

Working internet connection sharing server set-up script, including dns, dchp, samba, ssh access ,aptcacher [on hold]

I've written a script to automate installing from a fresh install (kubuntu 14.04)every thing needed to configure a server/router in two steps 1)install ubuntu and 2) run this script (because its ...
1
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0answers
15 views

dig +trace returns my DNS IP

When I'm trying to execute dig +trace command, output is the following: $ dig +trace google.com ; <<>> DiG 9.9.5-3-Ubuntu <<>> +trace google.com ;; global options: +cmd ;; ...
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0answers
24 views

Ubuntu 12.04 Cannot connect to Starbucks Free attn Wifi, DNS issue

first off, I'm a bit of a newbie and networking stuff is not my forte. So I've been pulling my hair out for the last hour trying to get my 12.04 Ubuntu partition to connect to an AT&T hotspot in ...
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0answers
20 views

Can not reach bitbucket.org from browser

I can not load bitbucket.org in the browser(both FF and chrome).When i ping i get the right answer: PING bitbucket.org (131.103.20.167) 56(84) bytes of data. 64 bytes from 131.103.20.167: icmp_seq=1 ...
0
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1answer
58 views

Connecting to private IP's in Ubuntu 14.04 with Microsoft VPN

I have an installation of Ubuntu 14.04 configured with a VPN connection. I followed this article which seemed to pertain to Ubuntu 12.10 but the instructions seemed to apply for the new version as ...
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2answers
41 views

How do I find DNS servers in use by my Xubuntu 14.04 Server?

I have a Xubuntu Server 14.04 x64. How do I list all DNS servers that are in use without NetworkManager which is not even installed?
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0answers
16 views

Can I use dhclient-exit-hooks.d to update freedns.afraid.org

If I understand it correctly, the dhcp client installed in my ubuntu installation will call scripts located in /etc/dhcp/dhclient-exit-hooks.d/ after dhcp settings are acquired. I have used this in ...
1
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1answer
44 views

ping the FQDN failed but 'short name' works [duplicate]

I'm on an enterprise LAN (Windows domain and Windows DNS server) and I want to access to another computers on LAN (mostly in https) On my ubuntu (14.04, fresh install) when I do : ping ...
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0answers
13 views

opendkim-genkey txt record in Ubuntu 14.04

After upgrading to Ubuntu 14.04 and generating keyfile using opendkim-genkey I've noticed the txt file is broken like: myselector._domainkey IN TXT ( "v=DKIM1; k=rsa; " ...
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2answers
46 views

I got Apache working on localhost (“it works!”), but now how do I get it to work on the internet?

I can see my "website" locally but how do I get it to show up online? Does it need a domain name per se or can't I just get DNS somehow to pick up my IP address and put it online or something, I don't ...
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0answers
20 views

subdomain setting with ubuntu server 12.04

I have created subdomain in my DNS server and I wonder how to set each subdomain so that it only accept connections via particular port? eg: ftp.example.com ---> only accept connection comes from ...
0
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1answer
59 views

Use Ubuntu Server as Proxy

First of all if i'm asking this question at wrong place i'm terribly sorry for it. I'm an expert about NT Servers but very rookie about linux systems, i'm making tests to learn it. I want to share ...
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1answer
38 views

network unreachanble [on hold]

I have a wifi router and all other devices are working fine (have i-net) On my ubuntu box I can connect to wifi network. I cannot ping anything: $ ip a 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 ...
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2answers
466 views

How do I make Apache serve a single static page no matter what the entered URL is?

I'm making an advertisement blocking DNS server that redirects all the advertisement domains to an instance of Apache. So something like www.addomain.com gets redirected to dnsserver.localnetwork ...
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1answer
35 views

Why is hostname resolution different with root/sudo?

If give my NAT IP a hostname in /etc/hosts # ... 192.168.20.20 myname-local.de then ping myname-local.de is successful, but sudo ping myname-local.de says unknown host? Why is that? And how do I ...
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2answers
54 views

internet is not coming but skype is working

I am unable to connect to internet. All configuration are correct. whenever I start my system I need to do the following configuration. Log in to root, cd /etc nano resolve.conf then I write the ...
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0answers
15 views

How to fix transient dns resolution errors?

I'm running into an issue with dns resolution failing for no reason, for example: ssh: Could not resolve hostname bitbucket.org: Name or service not known. When I retry a command, eventually the ...
0
votes
1answer
102 views

customized Ubuntu 14.04 - DNS doesn't work

I've made a Ubuntu 14.04 VM, customized it a bit (apps, etc), and created an .iso via REMASTERSYS. I then made a bootable USB w/ unetbootin. The DNS works on the VM and on multiple laptops in the ...
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0answers
53 views

Ubuntu MAAS DHCP working DNS Not working

I setup Ubuntu 14.04 MAAS on one server. I setup interface to manage DHCP and DNS via the Cluster interface. DHCP is working. But, DNS is not! When I try to add another node, it is doing PXE boot, ...
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0answers
44 views

Ubuntu maas DNS Node not connected to internet

I have a Ubuntu MAAS Region and Cluster Controller on one Server. It is running DHCP Server as well. MAAS Cluster interface - "Manage DHCP and DNS" did not start a DHCP Server. So, I had to manually ...
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votes
1answer
87 views

override dns nameserver

i wish to set higher priority for my dns nameservers, or override the ones that are being set by the dhcp server. no matter which approach i took, nslookup never displays the right dns nameserver. ...
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0answers
30 views

Ubuntu Thunderbird doesn't send anymore all of a sudden (T-Online, SMTP-Error), wrong DNS-Records?

so, here's the thing: an ubuntu-machine (all of a sudden) cannot send emails anymore (using Thunderbird), receiving emails still works. Details: Because the pc has a really weak VGA, I couldn't ...
0
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0answers
86 views

How to set multiple nameservers in /etc/resolv.conf which sticks on reboot?

Ubuntu 14.04 Server edition only displays "nameserver 127.0.0.1" in "/etc/resolv.conf" on each reboot if the dns-nameservers in "/etc/network/interfaces" contains 127.0.0.1 and some other DNS such as ...
0
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0answers
29 views

Zentyal PDC on MAAS

OK, so I may be smoking crack here, but feel free to tell me... ;-) I currently have a server running Ubuntu 12.04 LTS and Zentyal 3.3, with the latter configured as my primary domain controller ...
0
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1answer
44 views

How to stop DNS attack in dns server [closed]

My DNS server is receiving hundreds of query request in every minutes from unknown users. How can I stop this?
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1answer
53 views

Set up NGINX and bought a domain. How to connect the two? [closed]

I have set up nginx on my vserver and it seems to be working properly. I also purchased a domain at nic.md Now it's asking me for NS host names and addresses. Googling did not help much. Do I need to ...
1
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0answers
33 views

ubuntu Server 12-04 can access lan but not internet [closed]

My Ubuntu server stop going to Internet, I can ping the server from the LAN but the server do not go to the Internet. ifconfig; br0 Link encap:Ethernet HWaddr 00:10:18:77:5e:46 inet ...
1
vote
2answers
491 views

docker.io DNS doesn't work, it's trying to use 8.8.8.8

I have a new Ubuntu 14.04 install, and want to use Docker to run my old stuff that needs 12.04. DNS inside Docker doesn't work. My laptop's resolv.conf looks like: nameserver 127.0.0.1 Which ...
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0answers
21 views

How to make rdnssd honor DNSSL from radvd?

My radvd.conf have the following lines: ... RDNSS 2001:4860:4860::8844 2001:4860:4860::8888 { }; DNSSL domain.com.br { }; ... All Mac OSX IPv6 clients recognizes that option and my domain appear at ...
1
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1answer
39 views

Static ip but dynamic nameservers?

Trying to change nameserver' settings for a Ubuntu-13.04 server I came upon this situation! /etc/network/interfaces : # This file describes the network interfaces available on your system # and how ...
0
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0answers
58 views

Smart DNS Server configuration on my Ubuntu VPS

I need to configure Smart DNS Proxy Server on my Ubuntu VPS so all people can connect to my VPS DNS and watch website content like overplay. I need expert help and detailed steps for how to get ready ...
0
votes
1answer
51 views

Hosting own web server [on hold]

I am having difficulty accessing my web server from the internet. I have a DNS, a static IP, I set up bind as my name server, delegated my DNS to my static IP to use my name server... my DNS is ...
1
vote
1answer
62 views

why does the “host” and “nslokup” command show the wrong IP?

On my Ubuntu 12.4 these work fine: $ hostname my-machine-XX ping `hostname` ping my-machine-xx (192.168.0.69) icmp_req=1 ttk=64 time=0.043 ms But host and nslookup return the wrong IP address: $ ...
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0answers
58 views

error in named configuration

I am getting the following error while starting named service after configuring dns. Pls help [root@server ~]# service named start Starting named: Error in named configuration: zone ...
1
vote
1answer
38 views

Subdomain Configuration on Ubuntu nginx Server [on hold]

First of all, I'm sorry for my bad English. I'll try to explain my aim as much as possible. I'm using a 2 Core and 2 GB memory VPS with 1 dedicated IP address from Digital Ocean for my project. I'm ...
0
votes
0answers
478 views

Ubuntu Server 14.04 LTS - Default gateway and DNS different to Laptop network settings

I have been having trouble setting my Ubuntu server network settings. Both my laptop and server are connected to my home router, laptop via wifi and router via ethernet, router address is ...
0
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0answers
75 views

DNS (caching, zones) in 14.04 not working correctly

trying to get DNS working locally. I have a client VM that is a static IP and pointed to the local nameserver (.250) via /etc/network/interfaces. Both VMs are set to NAT, which I suspect may be an ...
1
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1answer
56 views

Problem Configuring DNS on ubuntu server running as a virtual machine

I am running "ubuntu-14.04-server-amd64" server as a virtual machine via virtual box on my MAC OSX 10.9.X. I am trying to learn how to configure DNS via linux. I crawled websites for continuously for ...