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

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21 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
42 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
31 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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1answer
77 views

Unable to access my own web page OSX Server

I have recently set up a Mac mini server in my home. I have configured the DNS settings manually by creating a primary zone being my domain and then a machine record (A Record) in order to configure ...
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2answers
33 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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0answers
40 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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1answer
109 views

Deleted/Added a DNS host entry to access a network share: path not found

I was requested to delete a host record (a CIF server on a NAS) I haven't deleted the AD account, only the DNS host record. Then I added the same host record with a different IP address which belongs ...
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2answers
9k views

getting my domain name to point to my amazon ec2 instance

I'm trying to get my godaddy.com domain name pointed to my Amazon EC2 instance and am having some difficulty. I created a hosted zone for my domain name on route 54 and set the namesevers up as the ...
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5answers
157 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 ...
4
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2answers
414 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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2answers
32 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 ...
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7answers
55k views

Windows 7 not appending connection-specific DNS suffix

I have a Windows 7 machine I'm trying to setup for development. Typically we access our development domains using a URL like user.site.dev. The DNS is setup for user.site.dev.sd.ourdomain.com. I am ...
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2answers
53 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 ...
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0answers
36 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 ...
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1answer
49 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 ...
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40 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 : ...
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1answer
39 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 ...
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3answers
3k views

How do DNS servers work?

I know that a domain name is resolved by a DNS server to an IP address, which is then used to reach the requested server. I'm slightly embarrassed that I don't know some of the details of how this ...
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2answers
41 views

Link Domain to home server

I've bought a domain (for i.e. www.mydomain.co.uk) and I've a home web server with nginx and PHP5. I want link the domain with my static home IP. What should I do? What I did: I tried to put in name ...
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3answers
142 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
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1answer
104 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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0answers
95 views

Is there a dynamic DNS update utility packeged for Debian 7 (Wheezy)?

NoIP.com's free dynamic DNS service suggests installing an unpackaged Linux client on anything other than Ubuntu. Is there really no Debian package of a client (not necessarily theirs of course) which ...
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0answers
25 views

How to use dynamic dns with pre registered domain?

I want to use dynamic dns with my computer with my pre registered domain ,not with their subdomains but i faced a few problem: 1- noip.com don't let free user to do so (i guess). 2-I found ...
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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 ...
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7answers
7k views

How to troubleshoot “Server not found” messages while browsing?

On my Mac with OS X Snow Leopard, I continually get "Server Not Found" errors on my web browser (Firefox) while browsing various web sites. In attempts to resolve the problem I've tried the following ...
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4answers
558 views

IE DNS lookup hijacked by Baidu

I have a user who went on a trip to China recently. Since they've come back, attempting to navigate to any of their bookmarks takes them to this url: ...
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1answer
80 views

Events ID 4013 For DNS and 1844 for Active Directory

i have newly register a virtual private server (windows 2008 R2), my problem is when i install an Active Directory and DNS Roles its raise the below events IDs 4013 For DNS and 1844 for Active ...
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1answer
138 views

Windows Server DHCP role not working correctly in VMware Player

I've got a Windows Server 2008 running in VMWare player with the following roles: Active Directory Domain Services DHCP DNS The server is using the following credentials: The IP of the (DNS) ...
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2answers
3k views

Which DNS server is used when there are multiple network interfaces?

I have two network interfaces on my computer on my Windows PC. Primary and Secondary DNS servers are defined per network interface so I can define 2 sets of DNS servers on two network interfaces. ...
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1answer
51 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 ...
2
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1answer
1k views

I'm using an external DNS, can my ISP detect that?

I tend to use Google's public DNS, I don't like my ISP DNS because it takes too much time to refresh. Today I have got a page from them saying that you should change the DNS to their DNS because they ...
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92 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 ...
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88 views

can't reach domain controller when internet interface is enabled

What I want: -Windows Server 2008 R2 guest acting as Domain Controller, internet access optional -Windows 7 guest joined to the domain, with internet access. My setup is this: Server network adapter ...
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41 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 ...
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1answer
57 views

Difference Nslookup vs. ping -a

We are trying to setup reverse look-up zones in our Windows environment. Prior to setting up the zones, nslookup would fail to resolve an IP to hostname. Oddly ping -a would resolve a hostname. ...
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107 views

What is wrong with my Dynamic DNS settings?

I host my own website on a home iMac. The website is accessible from its local and remote IP addresses, but recently, the hostname stopped working because the DNS stopped updating. I have been ...
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45 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 ...
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56 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 ...
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4answers
9k views

DNS lookup fails but nslookup works

I have DNS lookup problems on my internal network. I'm using an internal DNS server with the IP 192.168.1.254. If I use nslookup everything works like it should: >hawk:~ user$ nslookup ...
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2answers
263 views

DNS does not work after upgrading to OSX Yosemite

After upgrading to Yosemite I can no longer get online. I can pick an IP address on the web and get a response but DNS is not working. A ping command to google.com will fail, however an nslookup or ...
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1answer
77 views

How to simulate “global hosts file” on my LAN?

I would like to access machines on my LAN by names. Not with fully qualified names, but with names. Some of machines are Windows, another are Linux. All of them are obtaining IPs over DHCP, some of ...
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37 views

DHCP configuration for local DNS server

I have a server at home with several other computers/devices using DHCP to connect. The DHCP service is provided by the router. My ISP gives me a dynamic IP address so I use no-ip to get a fixed DNS ...
11
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1answer
809 views

Domain goes to localhost

I have a domain named ejn.nu. On some computers and networks, it sends the user to localhost when it should send the user to my server. When i do "ping", it shows the correct ip for my server and when ...
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28 views

DNS geolocation and host file

I was trying to understand DNS geolocation used to limit content country by country. As far as I understand, it is the DNS server which returns an IP address corresponding to the server that the ...
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2answers
1k views

In OS X, how can I prepend 127.0.0.1 to the list of DNS servers obtained through DHCP?

I am trying to use dnsmasq to resolve certain known domains using its configuration, but let the rest of the requests go through to the normal DNS server assigned by DHCP. I cannot get this to work. ...
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1answer
50 views

What could be disturbing DNS lookup on the local network?

Three windows computers setup to use hard coded 8.8.4.4 and 208.67.220.220 as DNS servers are not experiencing any problems. These servers were found using the DNS benchmark utilitiy found here. ...
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35 views

Why can't I connect to Google sites?

I'm on Windows 8.1 and I'm having a strange problem with my home network (I'm connected via ethernet to an Sitecom ADSL+ router). Since yesterday morning, it's very difficult to reach every Google ...
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2answers
4k views

DD-WRT DNSMasq DNS Caching, Forwarding, and Local Resolution

I just flashed DD-WRT to my Linksys e4200 and I'm exceptionally pleased with it. I would like to use DNSMasq to cache DNS resolutions, forward results it does not have in its cache to Google's public ...
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1answer
20 views

Updated DNS zone can't be seen from my local network

I have updated a domain name DNS zone on 123-reg.co.uk where I bought the domain name. I have only updated blog A record to different hosting(IP) On my PC home (windows) or another PC in the same ...