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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Apache2 LAN configuration not working

I'm trying to set up a virtualhost in Apache2 on my Ubuntu 14.04 headless server. I would like to view the new sites index page and the default apache index page from the browser on my iPad. The new ...
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2 views

Ubuntu Server DC with Samba server 4.4.5 forwarder question

So I've decided to set up a DC via Samba 4 @ my 16.04 Ubuntu server . Question is - since my domain name is SAME as a hosted website domain name somwhere in the WWW (let's call it askubuntu.com) and ...
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11 views

Where can I find zone files in slave bind server ubuntu 12.04

I couldn't find zone files in slave bind server but both master and slave servers are working correctly.
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2answers
118 views

Ubuntu 16.04 erases /etc/resolv.conf after restart

I'm new user on Ubuntu and I need your help. I would like to configure DNS in /etc/resolv.conf, so I used this command: sudo nano /etc/resolv.conf I changed my DNS server and it was OK but, after ...
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15 views

How to set local ubuntu machine as DNS server and test it?

i am working on ubuntu 14.04 LTS, i want to set this machine as DNS server and then check if this works or not. for ex - if i search for any site in this machine it first check the DNS server i ...
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9 views

Secondary DNS unable to resolve

I am running 14.04 LTS My Primary DNS(192.168.0.10) is able to resolve itself and secondary DNS(192.168.0.11) and the zone. But on the Secondary it's unable to resolve properly with the reply below ...
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24 views

nginx reverse proxy with subdomains all keep loading 80 response

I have JIRA and Confluence running on one server along with NGINX handling proxy duty. This is my current sites config: server { listen 80 default_server; listen [::]:80 default_server ipv6only=on; ...
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26 views

avahi local domain not working in ubuntu mate 16.04

I used to use ssh with hostname.local but now it has stopped working. Is this a problem with all ubuntu installation or just mine? avahi-browse -all displays no output
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1answer
15 views

dns brocken, what's archive.ubuntu.com IP

I've installed xenial in a container and for some reason dnsmasq got left out. Now I can't update or install packages. I tried to edit /etc/apt/sources.list and edit the repo addresses to include the ...
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29 views

Hiding a File Server URL

I'll start with an example: www.dropbox.com/JHVGI&^$ETNOB&RV&%$*& will allow you to view certain file(s). And, JHVGI&^$ETNOB&RV&%$*& is a system generated url. ...
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26 views

Where should I report issue related to DNS failure

Recently I've got DNS issues on my Linux box (Xubuntu 16.04) when I open a new webpage it return DNS error (that name can't be found) and after the second the page appear. When I refresh the browser I ...
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9 views

ODD DNS ping results

Can someone help me understand this: When I ping a host, it resolves and then I start getting icmp responses from another host? $ ping 7-hostA PING 7-hostA.mydomain.com (192.168.2.87) 56(84) bytes ...
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14 views

Change IP Adress Ubuntu v13 [on hold]

I have a Touch PC running with Ubuntu 13. I have to change the IP Adress of this Computer to: IP: 172.1.0.103 SUBNET: 255.0.0.0 Is there Any Chance i can do that with the Normal Network Change ...
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11 views

Specifying DNS server query order for name resolution using Network Manager

I have two network interfaces in my computer, and each is hooked to a router or access point with a built-in DNS server. One of the devices is a WiFi-enabled SD card, but it serves as its own access ...
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11 views

uGet has a problem while downloading some file and always retry until it reached the limit

Here's the error messsage : Hostname was NOT found in DNS cache Resolving timed out after 15528 milliseconds Closing connection 1 Hostname was NOT found in DNS cache Resolving timed out after ...
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37 views

DNS settings messed up and resolvconf uninstalled

Yesterday I messed up my network settings on Lubuntu 16.04. Wifi had problems and I thought it was my problem, it turned out later, that the problem was a temporary problem with the central wifi, it ...
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0answers
17 views

Do I need to set the FQDN as the hostname?

I'm a bit uncertain about a few things. I'm trying to learn a few things on my Ubuntu 16.04 server. I have registered with Amazon Web Service's Route 53 the DNS settings for a domain of mine. ...
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0answers
26 views

How to forward specific domain queries to different dns server using dnsmasq?

I want that all http requests on the browser be directed to my local apache server but direct some https queries like facebook.com to google's dns 8.8.8.8 using dnsmasq. I've already tried adding an ...
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30 views

Server Not Found but Wifi is Connected

I have installed ubuntu 16.04LTS on my Asus X555LAB laptop recently. Even though wifi is connected, internet is not working and I am not able to open web pages. Using command line, I tried to ping ...
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13 views

Unable to browse Plex on LAN using hostname using Ubuntu Server 16.04

I have Plex Media Server running under Ubuntu 16.04 I am running AdvancedTomato on my router I am able to ping the hostname mediaserver Noted I can ping the hostname without adding a . at the end of ...
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1answer
36 views

Problems with DNS

I am having issues with DNS. Regularly when I navigate to a page using Chrome, I receive the following error: This error is usually on the screen for a second or two before the page loads normally....
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31 views

Seasoned Admins: Can you confirm this suspscion? Gitlab & Lets Encrypt

Using this article I am trying to configure gitlab to use Lets Encrypt certificates to secure gitlab. Within the last hour I have configured the A record for my domain (codebase.ozpri.com @ afraid.org)...
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40 views

DNS points to wrong address intermittently

I'm not sure whether this is the right site for this question, but the problem does involve an Ubuntu machine. The machine name is nanolinux and it's our new dedicated database server. Usually when I ...
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1answer
49 views

When I create VirtualHost in .conf file and /etc/init.d/apache2 reload error [duplicate]

My Task : The domain www.mynewsite.lk is configured and hosted in a hosting server with the IP address 192.168.1.100. Another domain called www.mysite.lk should also be configured with the same ...
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1answer
26 views

No-Ip updates the IP address but doesn't point to the host

I'm trying to set up a little server at my home and I need a static hostname in order to make it reachable. To do that, I'm using No-Ip. I've created an account, selected a hostname, and installed and ...
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25 views

Client machine with static IP isn't connecting to the Internet

Main goal: Make the client machine, using static IP, access to the internet. Reason: There is an application running at client's machine that is requesting a static IP. Router belkin N300 ...
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0answers
14 views

How can I access a public domain that is hosted within my local network?

I have a domain that is running on a server in my local domain. I can access this domain from outside the local LAN. Trying to get to it from within the local LAN of course fails. Can this be ...
2
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1answer
45 views

How can I point a domain to multiple ports based on the directory I am browsing to?

I have a server running at home. This server is running on a public IP which is defined on my domain as an A record. Everything is working currently. I run Apache for a small website along with ...
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1answer
35 views

Wifi connects but no internet

I am using ubuntu 16 and i am successfully connected to the wifi but i have no intenet access. Firefox says: Server not found. And chrome is saying DNS not found or something. All other devices are ...
1
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1answer
50 views

Vhosts not working on Linux Server

A few weeks ago I installed LAMP on Linux Server(Version 4.4.0-24). Apache(Version 2.4.20) works fine and I can access my Apache2 Debian Default Page on 192.168.10.129. Now I want to create virtual ...
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40 views

What is my DNS mis-configuration in docker?

I recently installed docker on my ubuntu 16.04. I pulled and run hello-world, ubuntu and sinatra images sucessfully, but they cannot connect to the internet I think!! Example the following errors ...
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14 views

Client Hostname, not FQDN, not IP Address, in Thunderbird headers

When sending email from Thunderbird from behind NAT, the headers contain the local IP address of the client, not the hostname. This is (the result of) what Outlook Express would send: Received: from ...
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2answers
36 views

Can't Add Nameservers 16.04 LTS virtual install

Just did a fresh install of 16.04 LTS in virtual mode on Hyper-V... having trouble getting DNS resolution... Finally got network working by using ifconfig add eth0 10.0.0.1/24, added default gateway ...
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2answers
119 views

Trouble Joining an Active Directory Domain

I'm trying to join an Ubuntu 16.04 server to a Windows 2003 R2 domain by following the Ubuntu SSSD and Active Directory Guide. My admin says that from the controller side, it is part of the domain. ...
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38 views

How to setup DHCP relay in ubuntu?

I am new in Linux, so please ignore if my question is silly. I am setting up 4 machines. Two machines are the servers and two are client computers for testing purposes. I am using my Ubuntu machine as ...
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21 views

Google Domains DDNS with DDclient on Ubuntu

Evening everyone, I asked the same question on stack overflow here however it has been a several days and almost no views and no hints. I am using ddclient to update google domains with my ip. ...
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22 views

DNS is not working

When I am trying to nslookup the www.google.com from my server it is not getting resolved. But when I am providing DNS IP, after nslookup command it is getting resolved. [root@XYZ ~]# nslookup www....
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9 views

How can I make OpenVPN run two --up scripts?

Im running uBuntu and I have a OpenVPN connection to my VPN provider and it runs a upscript that starts transmission and a few other things and a --down script that closes it etc. But its leaking DNS ...
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9 views

DNS can't reslove hostnames on lan, wrt1043nd

How do I configure DNS server on my router(DNS:94.140.66.250 , 84.20.224.66) so It will be able to resolve local hostnames.
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26 views

Can't Set Static IP - Ubuntu 14.04.03 - Server

I am configuring a few servers all with the same basic configuration. We first set the DNS/Domain in /etc/resolvconf/resolv.conf.d/base cat /etc/resolvconf/resolv.conf.d/base domain domain.com ...
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18 views

how can I configure server for dns cache for my ISP

I want to configure server for public users to use my dns sever and my server can cache all ip and domain name to better responsibilies
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1answer
60 views

how to use a router as DNS server? [closed]

While this solution seems to work fine, can I instead just use the NetGear WNR1000v2 - N150 Wireless Router itself as a DNS server? (I had an odd circumstance where the VOIP phone worked fine, but ...
0
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1answer
37 views

Using EasyDNS on a dedicated server - stuck

I recently built a dedicated server with Ubuntu 16.04 and the only thing left to do is set the DNS/Nameservers on it to start hosting other domains on it. I'm getting really confused about what to do ...
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0answers
33 views

bind9 + dhcp clients

I've got a working bind9. I followed this tutorial to setup. It works fine with all static IP, that I fix in /etc/bind/db.* files as tutorial recommends. My router enables DHCP also and there are many ...
0
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1answer
79 views

Ubuntu Server DNS/Nameserver setup

I have purchased a dedicated server and had Ubuntu 16.04 installed. I have set everything up that I need, including the firewall and control panel which is server pilot. I plan on using this ...
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0answers
43 views

How to setup Dnscrypt with a DNS cache service?

I wanted to setup dnscrypt but the dnscrypt-proxy manpage says I shouldn't run it without a dns cache service like dnsmasq or unbound. As far as I know Ubuntu doesn't have a working dns cache service. ...
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29 views

DNS lookup failed

I have an ubuntu VPS running apache2 with all php5 packages, mysql and phpmyadmin installed. I was following a tutorial to set up something and a required command was "a2enmod rewrite". After I ...
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68 views

Avahi-daemon keeps disconnecting me from the network [Ubuntu 16.04]

I've been having this problem for a few days where my ubuntu machine was getting disconnected from the network and I finally managed to track down the cause to this: Jun 11 10:40:19 nvidia avahi-...
2
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1answer
70 views

Setting Up External DNS and Nameserver Through GoDaddy On a Dedicated Server

I have setup a new dedicated server running Ubuntu 16.04 and Server pilot, Example IP of 111.222.333.444 I purchased a domain through GoDaddy, will call this example.com. I created 2 Hostname ...
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18 views

Accessing port forwarded server with domain name instead of IP address

Recently, I set up an Ubuntu desktop 16.04. I want to use it as a web server, FTP server, email server also have SSH access (All this is just for learning purpose for now). I have internet connection ...