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

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3
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3answers
238 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 ...
1
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0answers
56 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 ...
0
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2answers
38 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 ...
0
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0answers
121 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 ...
0
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0answers
13 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 ...
0
votes
1answer
19 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 ...
1
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0answers
33 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 ...
1
vote
1answer
40 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 ...
0
votes
1answer
324 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. ...
0
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0answers
48 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 ...
0
votes
1answer
21 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 ...
0
votes
1answer
50 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 ...
0
votes
0answers
98 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 ...
0
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0answers
138 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 ...
0
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0answers
71 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) ...
1
vote
2answers
53 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 ...
0
votes
1answer
241 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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0answers
32 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 ...
0
votes
1answer
30 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 ...
0
votes
1answer
55 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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0answers
202 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, ...
0
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0answers
37 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 ...
0
votes
2answers
132 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 ...
0
votes
3answers
46 views

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 ...
0
votes
2answers
66 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 ...
1
vote
1answer
73 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 ...
0
votes
1answer
255 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, ...
0
votes
1answer
24 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 ...
0
votes
1answer
42 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 - ...
2
votes
2answers
41 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 ...
-2
votes
2answers
42 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 ...
0
votes
0answers
45 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 ...
4
votes
2answers
444 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 ...
1
vote
5answers
179 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 ...
0
votes
2answers
72 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 ...
0
votes
0answers
39 views

download.microsoft.com won't resolve

Currently, I am unable to download Windows updates to my PC (Windows 7), and I have discovered that the reason behind this is that Windows cannot resolve download.microsoft.com. Running nslookup will ...
3
votes
4answers
5k views

Browser redirects almost all of links to Adfoc.us

Since yesterday, most of users in our region and as far as I know, many other peoples received a lot of link redirection. most of these redirection are going to adfoc.us website. this redirection ...
0
votes
1answer
221 views

DNSCrypt not working - server certificate possibly expired

I have been using DNSCrypt for a few days (used this guide to install dominustemporis.com/2014/05/dnscrypt-on-windows-update/) and it has been working fine for a few days. Today I switched on my ...
0
votes
2answers
37 views

DNS record with two IP addresses

I have two computers with different public IP address. On the first machine let's say it has IP 11.22.33.44 is installed apache with some site. On the second machine with IP 55.66.77.88 is installed a ...
0
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0answers
45 views

Split current network installation in two Vlans

here I got a (really) tricky problem In my home I have a basic router from my ISP and the DHCP Server that serves every mac address with a static IP in this configuration : Family devices : ...
1
vote
3answers
142 views

What information leaks through local DNS lookups when torrenting?

Using uTorrent + a Socks5 Proxy for anonymity, what kind of information might leak through local DNS lookups? Here's my current config: As you can see, I enabled local DNS lookups, and it severly ...
0
votes
1answer
65 views

explorer or application does not resolve dns name but ping does

I made a win8pe with winbuilder everything works fine except that explorer does not resolve dns name, but it does work with ip address when try to access network server. for example, accessing ...
0
votes
3answers
431 views

Find a computer's hostname by IP address? ping/nbtstat/nslookup don't work

Note: Windows environment (servers & workstations): I'm having a small issue here at work where a server went down and the (not very smart) tech guys don't know which server was until we give them ...
2
votes
1answer
107 views

Add a DNS globally (to all ifaces)

I want to add an nameserver to be used on all connections. The DNS that I'm adding, opennic, will be giving responses for domains that my standard DNS will say don't exist. (.bit). I've added the ...
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vote
0answers
33 views

DNS: CNAME entry breaks mail

We have a www.website.com on which www is CNAME to another website (third party service). However, when I ask the hosting company to forward website.com—without www—to the 3rd party web service, they ...
0
votes
1answer
76 views

I can SSH into server but no HTTP, FTP or Mail

I'm stumped I've been spending the last two days on this and am no closer to a solution. I've just purchased a virtual linux server and can't get it to work I can connect to the server over SSH from ...
0
votes
1answer
181 views

Mac can't resolve PC name on a local network

I have set up a simple http server on my local Windows 7 machine and I can access it from my Mac using the ip address and port number. However I can not access it using Windows machine's network name ...
1
vote
0answers
51 views

How can I connect to UNC path on an external server in Windows Explorer?

I am using Windows Explorer and would like to connect to a certain IP address. After that, I want to connect to a different IP address through the server. Ex: A -> B -> C A is my current computer. B ...
0
votes
0answers
105 views

Wildcard DNS versus 1&1's Glue Record

I would like anysubdomain.mydomain.com to go to mydomain.com, but keep the host set as anysubdomain.mydomain.com. I recently talked to them (1&1), and not sure if they are steering me in the ...
0
votes
0answers
83 views

301 redirect DNS issues related to Nginx change

I think I screwed up something in my Nginx configuration. Here is how I can explain it: I own a domain lets call it abc.com Before all the issues happened DNS was configured in the following way at ...