Translates domain names to IP addresses. DNS stands for Domain Name System.

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How to set DNS entry with no domain in local network?

I would like to refer local network computers with short DNS names, without full multilevel path. What is required for it? Probably I need to know terminology or something. I wish to configure both ...
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25 views

Windows Domain Server - Windows Domain IP addresses issue

We had 4 domain controllers. Two are dead and were forcibly removed and the metadata cleaned up. But when I nslookup our Windows domain name, it still holds all four DC addresses. Server: ...
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Chromebook ERR_NAME_RESOLUTION_FAILED error

I have seen answers on similar issues for Windows, but no solution for Chromebook which is were the issue is occurring. The error will popup every now and again and then disappear after a while and ...
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31 views

Your computer appears to be correctly configured, but the device or resource (DNS server) is not responding" error message in Windows 7

Windows 7Pro x64 8 GB RAM I have: UNplugged my cable router and wireless router, plugged back in flushed DNS, Register DNS, release IP, renew IP Tried assigning a static address using googles DNS ...
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16 views

How does a network request know where to go? [duplicate]

When a web request is made from a computer, after it has been translated to an IP address by the DNS, how does it actually know where to go? For example, if I make a request to a site being hosted in ...
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23 views

Why does nslookup give me NXDOMAIN in this case?

I'm configuring a DNS in Fedora. I have the zone file: $TTL 86400 $ORIGIN example.com. @ IN SOA ns.example.com. root.example.com( 2013121201 ;Serial 28800 ;Refresh 15 ...
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3 views

Testing DNS truncated queries over TCP with dig

I want to test if my network supports EDNS0. It means that if the record is bigger than 512byte, the DNS will be over TCP. It will ne truncated at firts using UDP ,the it willbe over tcp. I'm using ...
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1answer
23 views

How to configure apache with domain name in raspberry pi

i have a raspberry pi(IP: 192.168.1.135) connected to my PC(IP: 192.168.1.100) via LAN port. PC is connected to a router(IP: 12.168.1.1). i got raspberry to get connected to router, i bridged the ...
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2answers
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Why does nslookup for espn.com give an IP that goes to go.com?

If I do an nslookup on espn.com, an IP is returned 199.181.132.250. When I put this value in the browser I get go.com. If I had add a 'Host header to the request, I still end up on go.com. What am I ...
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16 views

How do I start DNS console?

According to a blog post (it says: "Open DNS Manager by clicking Start, pointing to Administrative Tools, and then clicking DNS") I'm trying to follow there should be some DNS thingy to pick. However, ...
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13 views

Hyper-V network lab internet connectivity issue

I am newbie and trying to setup Home Network lab. I have successfully setup AD DS, DNS and DHCP servers on Windows 2012 server R2 however internet connection is not working on VHD machines. Need your ...
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33 views

How do I find the source of my DNS errors?

I have a home network with a cable modem, wireless router, several switches and powerline adapters all connected with cat5. When web browsing, I am regularly getting DNS timeouts (1-2 every 10 ...
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3answers
67 views

Windows 8 DNS lookup fails but wireshark shows that the query completes

I'm having a very weird problem. My dad recently purchased a new wireless router. We have at least 8 devices connected wirelessly, and all of them continued working just as they had before, except ...
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14 views

Mac OS 10.10 ignoring Openvpn DNS settings

Running Mac OS 10.10. Setup a openvpn connection and put the DNS servers to be used with the VPN connection under VPN Profile->Advanced->DNS. When I connect, it only uses the the DNS server pulled ...
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2answers
21 views

How do I utilize hostnames on a local server?

I'm familiar with buying hostnames/domains and vaguely familiar with DNS servers for resolving domains to IP addresses, but, for a home solution I know absolutely nothing. Let's say I want to host a ...
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20 views

Make wget cache DNS resolution results

I'm using wget in a script to download a changing file from Dropbox: wget -4 -O filename.ext "https://www.dropbox.com/s/<fixed-hash-id>/filename.ext?dl=1" I notice that wget resolves the IP ...
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12 views

loading webpages hosted on home server randomly fails

I have a server that is running from my home on a LAMP stack. I have a few sites that work fine when I am on my local network but when I try to access them from outside the local network they randomly ...
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1answer
8 views

Solaris BIND / VI - how to view special characters in a zone file?

I'm having some issues with a new zone file and I recall previously that I was prone to using some special characters somewhere that confused BIND. Is anyone aware of a command that would show all ...
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25 views

No internet connection, Win7, DNS DOES resolve

I just installed a fresh new copy of Win 7 64-bit. My ipconfig says that my dns do resolve, and everything looks as it should. Device Manager tells me that my network drivers are fine, and working as ...
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1answer
30 views

The first visit to any site takes forever to load

I suspect I might have a DNS problem. Whenever I try to access any website at all, it will take dozens of seconds to load in the first time. Any subsequent access will load just fine. If I try to ...
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1answer
32 views

I get errors including “apache config test fails, aborting” when trying to create a subdomain. What do I do?

I just made a change to the httpd.conf file. The reason I did this is I'm trying to set up a subdomain. I now would like to restart apache2, but when I try to restart I run into a slew of errors. ...
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18 views

How to proxy all outbound HTTP traffic in an adhoc network

I have a network that I'm trying to set up in the following manor (seems odd on the surface but it's what I'm restricted with): Client A (os x yosemite) sends HTTP request to server D Client A's ...
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1answer
14 views

accessing local host from another computer

This is the first time I am trying to host at IAAS level. I have installed Win 8 on the VM and installed XAMP. I can access local host on the same VM. But how do I access the local host from another ...
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40 views

Why is my personal web site getting visitors at mysterious URLs? [closed]

I recently made an update to my site's visitor logging and when checking that it was working properly noticed that I'm getting visitors at URLs that do not belong to me. I was surprised to even see ...
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18 views

DD-WRT to push alternate Name Servers to clients over DHCP

In order for WiFi DHCP clients to use directly 8.8.8.8 and 8.8.4.4 as name servers, DD-WRT has been configured as follow add dhcp-option=6,8.8.8.8,8.8.4.4 in /etc/dnsmasq.conf (reboot) since that ...
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47 views

Selective ping error

As you see below some sites do load and ping successfully others has to be opened using proxy such as "filterbypass" Would this be routing problem or the DNS resolver/ firewall behind ...
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36 views

Resolving DNS lookup when using a proxy on a adhoc network

I have a network with the following setup: Box A(client) has a local HTTP/S proxy running Box A is set to use 0.0.0.0:7777 as a HTTP/S proxy The proxy service forwards all traffic to box B(proxy) ...
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2answers
44 views

What IP address is DNS service returning?

Supposing I have a server on a network that has a private IP address, and somewhere on a another network is a client that has the same private IP address. It is possible beaucase they are on different ...
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32 views

openvpn client connects to server but name resolution does not work

Here is my (x)ubuntu version: root@ubuntu:~# lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 14.04.1 LTS Release: 14.04 Codename: trusty ...
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3 views

Setting a security descriptor for a directory partition in AD

We've recently migrated our domain controller from Samba 4 based setup to a Windows 2008 R2 server and there seems to be a problem with our DNS server. We're not able to add any CNAME/A/AAA entries to ...
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Internally Redirect DDNS Address to Server

How do I use my home server with DNS to internally redirect a domain name like myddnsaddress.no-ip.com to an internal address like 192.168.0.2. I have a router that supports DDNS so when I’m not home ...
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26 views

Windows 7 with two network connections needs to access specific host by name on specific connection

I'm trying to reach the web server on a host on my local subnet that has an IP address on each of two network connections. When I am using only my local office connection, my request (using the host ...
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1answer
22 views

What is DNS setting in *.network systemd-netword for when without /etc/resolve.conf does not work?

This is content of the /etc/systemd/network/dhcp.network file for systemd-networkd in Arch Linux. [Match] Name=en* [Network] DHCP=v4 DNS=8.8.8.8 I expected that this would be everything necessary ...
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24 views

How to set up Networking and DHCP in windows server 2012 inside VirtualBox?

Background: Three operating systems are installed inside VirtualBox: Windows Server 2012 R2 Windows 8 Pro Windows 8 Enterprise So, I want to set up the Server 2012 R2 as Domain Controller, DHCP, ...
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15 views

Is dnsmasq really needed for Openvpn redirect gateway?

I have my openvpn tun-udp Tunnel with redirect-gateway up and running and all traffic is routed through the gateway. but not DNS request. I setup dnsmasq on the openvpn server and made it listen to ...
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54 views

Ubuntu 14.04 LTS drops some DNS replies with “DNS Destination unreachable / Port unreachable” message

I noticed something really really strange I can't figure out, while wiresharking both my 2 Ubuntus 14.04 LTS : somehow randomly, Ubuntu seems to drop some incomming DNS replies. This happens both for ...
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Can't access server hosting my website, just my network

I'm having some serious issues, incredibly annoying to me. Recently I decided I wanted to point one of my domains to a web host online so I could put up a basic wiki, thought it wouldn't be a ...
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A record vs DNS what is better

I think I know what A record does and what DNS does, but I still don’t get it how they really work. So here is a scenario. The domain is registered on X, and is been hosted on Y, so we are using the ...
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51 views

How do I find all known IPs for a given domain in Linux?

I am a developer on a project that uses amazon servers for testing. I am switching from using FoxyProxy to routing with iptables because it is more convenient. The trouble I ran into is that when ...
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1answer
31 views

DNS lookup is slow but only in terminal (linux)

It seems I have a DNS problem, although I'm not really sure. When browsing the internet, everything is fast and fine. But when using a terminal, things start getting weird. When I ping ...
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56 views

Fix for “this webpage is not available” [closed]

I have a Lenovo 230. I run chrome but I get similar responses on all browsers. I've taken off any junk programs and cleaned up every thing I can think of and tried everything I can find online, ...
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1answer
18 views

How to securely get dynamic IP address of home network

I am running a raspberry pi and some services on my home network. My ISP provides a dynamic IP address as a public IP to me. I have port mapping and all set up so that if I get my public IP address ...
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1answer
33 views

Simple network monitoring application for windows

I have a PC dedicated to one task only, Online streaming through Wirecast, But many times I find intermittent issues with my streaming due to Bandwidth issues, DNS issues etc. So I need a very simple ...
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1answer
26 views

What addresses does authoritative DNS server keep?

http://i.stack.imgur.com/3y9dj.gif Why does yahoo's authoritative DNS server keeps stackoverflow's ip? Or is it my local DNS server that has stackoverflow's ip in its cache? (as described here - ...
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2answers
37 views

Specifying a different DNS for certain domains

I am located outside the US and require a DNS service to use Netflix and Hulu. However I would like to use a OpenDNS for every other resolution because it is considerably faster (ie. 30ms vs 280ms). I ...
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2answers
30 views

How to get server IP from given url [duplicate]

Can anyone tell me how to get the IP of a server, for example: https://capi-eval.signnow.com/api/document/ I need it for curl call, which might be slow because of dns. I can't get ip with ping ...
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24 views

IPSec + Internal DNS on Linux Mint (Ubuntu)

I'm new to desktop Linux, and have Linux Mint 17 installed. My issue is as follows: I use Shrew IPSec client to tunnel into an internal network at a datacenter. It has its own internal DNS for all ...
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2answers
393 views

Personal /etc/hosts?

/etc/hosts lets you set system-wide hostname lookups. Is there a place in OS X to set per-user hostnames? I use two user accounts on my laptop and I'd like to override IP addresses for just one of ...
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5answers
143 views

Is google DNS server a placebo?

Okay maybe not, but i am a bit confused, The address of the DNS server is obtained by the modem (via DHCP) so why does it matter if we change the DNS address in windows? Is operating system's ...
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48 views

Google DNS precludes use of local servers

When using Google DNS, I am unable to DNS resolve local servers. For example, I have a local webserver known as COMPUTER8, which handles some requests. However, when using Google DNS, the DNS fails ...