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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11 views

How to temporarely resolve a name to a localhost port?

I develop websites with rails, and I was looking for a simple way to setup a dynamic name resolution for my app. The final product I need is to is: Everytime I start a rails application (by typing ...
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1answer
21 views

Setting a Static Ip on Ubuntu

I'm struggling with setting my static ip, nothing seems to work. When I enter my interfaces, it says (by default): # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo inet loopback ...
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11 views

all external requests/ping returns gateway as destination IP

"ping www.google.com" returns PING www.google.com (192.168.1.1) 56(84) bytes of data. and returns no response, obviously. "ping www.yahoo.com" returns PING www.yahoo.com (192.168.1.1) 56(84) ...
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12 views

Recommended way to create a Dynamic DNS service

I am trying to find web resources and recommendations on how to build a dynamic DNS service using ubuntu server. Any assistance would be greatly appreciated.
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1answer
15 views

Problem with BIND9

I have been fighting with this problem for a long time... For some unknown reason for me, some addresses seem to don't resolve, when I try dig www.google.com.br @localhost it returns me: ; ...
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1answer
36 views

What DNS server is bind using?

I installed Bind9 in 14.04.1 and made no config changes, I did not touch any files in /etc. This means my laptop is a caching DNS server. My questions are: where is bind getting it's DNS? What ...
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17 views

Problem With Multiple website

I have Statc IP on my DSL. install bind9 and create ns1 , ns2 as Name Server, I set nameserves for main domain (www.dast1.ir) , and it come up correct. no problem. but I am going to confige another ...
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2answers
29 views

Failure to fetch http://somesite.com could not resolve somesite.com

I am changing my Unbuntu server from dhcp to static ip address. I haved added the following to the /etc/network/interfaces auto eth0 iface eth0 inet static address 120.120.120.120 netmask ...
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1answer
26 views

The server cant resolve host names

Please help with the following problem. Server is running under Ubuntu 14.04 server 32x. IP tables: INPUT DROP [0:0] :FORWARD DROP [0:0] :OUTPUT ACCEPT [0:0] -A INPUT -p icmp -j ACCEPT ...
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2answers
56 views

DNS issues with my ubuntu 14.04

I just switched to Ubuntu 14.0.4 from Windows 7 using dual boot mode. I am connecting to my office's network using wireless wlan0. I am experiencing issues when trying to ssh to access several Linux ...
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17 views

No network access

I have already asked but I'm still getting no where and I cannot for the life of me understand what is happening. The previous question is here: No network access until I ping the gateway New info is ...
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34 views

which DNS is answering to “www”

Today, by mistake, I run this command ping www on a virtual machine running a guest Ubuntu 14.04 under Windows 7 host. The ping response is one of my server outside the network where I work, let's ...
1
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1answer
101 views

Fixing resolv.conf from Comcast Meddling

So I'm trying to get Ruby on Rails set-up on my development machine (with a fresh install of ubuntu 14.04). Everything is going well until I get this lovely message from the terminal: $ gem install ...
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0answers
13 views

How do i point/add my current domain to my vps?

I've got a fully unmanaged VPS server, and I'm wanting to host a community forum. Okay i can do that but the main problem is the Domain, I've got webmin and i tried to connect my domain to my vps ...
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0answers
43 views

Understanding ssh - apparent IP address: dynamic vs local port forwarding

I have ddwrt on my router back home and I'm playing with ssh on my laptop from a remote location to better understand ssh. My router has port 5000 listening for incoming ssh which it port forwards to ...
0
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1answer
47 views

Connected to wifi,But no internet

I am using ubuntu 13.10(64 bit) with 8GB ram and core i5 processor. Recently my service provider created a new wifi connection(name starting with AP) and gave me address,netmask and gateway ip to be ...
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0answers
24 views

dns-nameserver entries are ignored after 127.x.x.x

I'm trying to configure a static eth0 in a 1404 vps (lxc container). My interface config is auto eth0 iface eth0 inet static address 192.168.1.1 netmask 255.255.0.0 gateway 192.168.10.10 ...
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0answers
37 views

Both named and dnsmasq serving DNS on port 53?

Is this considered normal for Ubuntu 14.04 ? netstat -tulpn shows that both bind9 (named) and dnsmasq serve on port 53: Active Internet connections (only servers) Proto Recv-Q Send-Q Local Address ...
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0answers
26 views

cannot ping external addresses

I'm installing Ubuntu 14.0.4, I have edited my /etc/network/interfaces added a route with: up route add -net 10.X.X.X netmask 255.255.255.0 gw 10.X.X.1 my /etc/hosts and then when I open up my ...
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1answer
67 views

How to (re)configure my internet connection? (DNS resolving failed)

A couple of days ago I was working with ipython notebook and it opens me a page in my web browser (Google Chrome) and I was able to work with the notebook (zero problems with my internet). Then, I ...
0
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1answer
26 views

Messed with DNS, now does not connect to Internet

So I was trying to fix this reverse DNS issue: $ dig HOSTNAME.DOMAIN.com 1.2.3.4 #example $ dig -x 1.2.3.4 OTHERHOSTNAME.OTHERDOMAIN.com I was blindly following online ...
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1answer
27 views

Location of curl dns cache file and location of ubuntu global cache dns file

I have curl installed on my ubuntu instance. Can any one let me know location of curl dns cache file as well the location of global cache dns file. I was going through the curl documentation and ...
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0answers
41 views

how to setup split-dns for vpn with network-manager

I want to create a split-DNS config on a 14.04 desktop machine with both a local eth network and a VPN connection. Ie I should send DNS lookups for address ranges that are accessed via the vpn to the ...
2
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0answers
134 views

Ubuntu 14.01 LTS can't access some websites

Something is wrong with Ubuntu Kernel and Windows DHCP,DNS Server. First i will explain my problem in few words and then ill post all my configurations. My ubuntu computer is behind a all-in-one ...
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4answers
84 views

serving multiple websites over a home DSL line

I'm a complete noob at running my own server, and I want to install 3 different sites to be served from my Mythbuntu 14.04 system at home. What I want to do is not for actual public access though, but ...
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0answers
20 views

Caching Nameserver and Primary Master and or Secondary Master on the same host

May I know if we could run Caching Nameserver and Primary Master and or Caching Nameserver and Secondary Master on the same host? And can I also run Primary Master and Secondary Master on the same ...
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2answers
34 views

Want to restore to my default DNS server settings

I recently tried changing my DNS settings and while doing that I altered a few settings due to which I'm not able to access Internet on my Wired connection. I tried editing the resolv.conf as follows ...
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1answer
72 views

Can't ping Arch Linux machine from Ubuntu Server

I have a server and a desktop. Server: OS: Ubuntu Server 14.04.1 IP address: DHCP from Asus router, allocated by MAC address to 192.168.1.4 Connection: wired Ethernet, always on Desktop: OS: ...
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1answer
85 views

Symbolic link to resolv.conf strange behaviour in Ubuntu 14.04

I recently upgraded my PC to Ubuntu 14.04. I then experienced major problem in DNS resolution that did not work anymore. I finally found the following: in /etc, there is a 'resolv.conf' wihich is a ...
2
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0answers
58 views

Ubuntu 14.04 - Network problems (wireless and DNS)

I have seen a very similar problem on post: Cannot resolve dns on 12.10 install but with no clear answer and my problem is related to Ubuntu 14.04, another particularity is that this problem started ...
0
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1answer
81 views

14.04 Desktop: Static IP is acquired, ping works, DNS does not

My question is very similar to this one: Can ping but no DNS I have setup a static IP on my previous Ubuntu versions - 9.04 and 12.04 - without issue. I have used an identical means this time as ...
3
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1answer
247 views

Using Ubuntu 14.04 as router with iptables, clients can't go online. Probably DNS issue, iptables setting needed

CORRECTION 3: SOLVED! I needed to add the the official DNS server of my departement's VLAN as DNS to the clients. I've read through a large number of posts about iptables issues when using Linux as ...
0
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1answer
71 views

Where does `resolvconf` gets the IPs of DNS servers from?

On a server machine, I have the /etc/network/interfaces file similar to: # The loopback network interface auto lo iface lo inet loopback # The primary network interface auto eth0 iface eth0 inet ...
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0answers
15 views

Access Server via a browser with DNS

I have Ubuntu 14.04 server running. When on my LAN I can go to a browser to access services running like Transmission and Plex by using the DNS address and the port number. My question is: How do I ...
0
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1answer
166 views

Evolution MAPI & Evo EWS not workining in Ubuntu 14.04

I recently upgraded my laptop from 12.04 LTS to 14.04 LTS without problems. First thing I tried is to reconnect Evo to our company's Exchange server. So I installed evo-mapi and the evo-ews package ...
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67 views

DNSCrypt-Proxy specific usage

I have some specific usage questions about DNSCrypt-Proxy. I followed a guide and ended with the command dnscrypt-proxy --daemonize –user=dnscrypt Without any further switches does it default to ...
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0answers
36 views

redirect wrong dns queries to url address?

I have local machine with bind DNS server and i need to redirect wrong dns queries address name to specific address name or web site url like google any suggestions ?
0
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1answer
17 views

Only resolve DNS on VPN Server

I installed pptpd but my connection is too slow and i need use Google DNSes (8.8.8.8,8.8.4.4) on my Android without root for mobile network (not Wi-Fi). How can i configure my ubuntu server for just ...
0
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1answer
79 views

KVM DNS Access guest by using it's hostname (ubuntu 14.04)

I have a guest machine running ubuntu 14.04 on an ubuntu 14.04 host running KVM/QEMU. Everything works fine except for one thing. Given my guest's hostname is virtual-machine-1 I would like to be able ...
4
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0answers
166 views

Internet conection problem when updating Ubuntu 12.04 to 14.04 Server

Upgraded my server's software from Ubuntu 12.04 to Ubuntu 14.04 and now the server cannot access the internet. I can ping devices on my LAN, including my modem. When I try to ping any site on the ...
0
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0answers
79 views

Ubuntu 14.04 LTS DNS

Since the introduction in Ubuntu 12 of a new way to handle DNS with the resolv.conf file https://www.stgraber.org/2012/02/24/...-ubuntu-12-04/ I need to clarify something Inside this article As ...
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0answers
46 views

Ubuntu Zpanel Unable to receive e-mail

I am able to send e-mail from my zpanel mailboxes but am unable to receive any e-mails. I get this error from gmail when I try to send e-mail to my mailboxes: mail exchanger not found. My domain ...
0
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0answers
43 views

Domain name server not working properly

My internet was not working in the browser or the terminal. After some inverstigation, I've found out that the problem is with the DNS. I have deduced this because ping 8.8.8.8 reports 0% packet loss. ...
0
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1answer
59 views

Can ping but no DNS

I have installed Ubuntu 14.04 on my laptop. This laptop has a Qualcomm Atheros QCA9565 Wifi network card, but no ethernet port. I can connect to the router. I can ping to 8.8.8.8, but when opening ...
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2answers
423 views

Ubuntu can not ping Host Name but can ping IP?

well I just went into the Ubuntu world for administration. I found similar threads, except, I am able to ping my own Host name and IP address and my windows can ping my linux host name, but Ubuntu can ...
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0answers
45 views

DNSMASQ Error in Syslog

I was browsing my syslog and I found this error:- NetworkManager[984]: [1407179609.489726] [nm-dns-dnsmasq.c:393] update(): dnsmasq not available on the bus, can't update servers. ...
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44 views

how to find dns servers that dnsmasq is pointing to

I cannot find a list of dns servers that dnsmasq is pointing to. nm-tool only gives the internal "DNS: 192.168.1.1" I want the upstream external dns servers that this is pointing to. I am on ...
0
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0answers
28 views

DNS-Nameservers problem

I run Ubuntu server 12.04.1 LTS Precise. If my network/interface was set on auto, the DNS works correctly. I'm able to run apt-get update and to ping various sites. When my network/interface was set ...
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26 views

DNS zone file issue after upgrading from Ubuntu LTS 12.4.4 to Ubuntu LTS14.04

I have 3 dns servers. The 2nd and 3rd dns servers are slave from the 1st or primary server. All my server are running Ubuntu Server LTS12.4.4 and I would like to upgrade them to the lastest version, ...
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1answer
47 views

How to create your own domain name from your IP and map/sync that with DNS server? [closed]

Is there any way to create your own domain name instead of purchasing???