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

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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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2answers
45 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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23 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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1answer
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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1answer
38 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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3answers
12k views

How to set custom DNS server for Chrome browser?

I have local DNS server thats resolve all urls *.domain.tld to 127.0.0.1. Also I have the production server with same address *.domain.tld. They have the same names, because subdomains are interact ...
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43 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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1answer
3k views

Windows 7 can't ping a Linux server via its hostname (IP address works, virtual Linux machine works)

I'm trying to set up a home Linux server (running Arch Linux ARM on a Raspberry Pi), and I can't seem to get my Windows desktop machine to recognize it via hostname (in this case "whitey"). I have it ...
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1answer
100 views

Is 'home' a special hostname on Windows 7?

My local network is managed by a router running DD-WRT which assigns a DNS hostname to each machine on the network that I've selected. For example, "laser" maps to a 192.168.1.7 (a laser printer) and ...
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4answers
4k views

Services that just return your public IP as text [closed]

I'm writing a script that does dynamic DNS updates for me, but my server is behind a router, and so I need to use a web service to determine my public IP. So far I've found this one which returns ...
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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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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 ...
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0answers
13 views

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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2answers
52 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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18 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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1answer
3k views

Bash: Reverse DNS Lookup of Active IP Addresses

I have a one-line command that lists the top 10 most active IP addresses from a web server access log: cat access.log | awk '{print $1}' | sort | uniq -c | sort -n | tail -n10 A sample result set ...
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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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27 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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3answers
11k views

How to remove .local dns suffix on Windows 7?

I am using a speaker share application called SpeakerShare. What it does is simply share a server's speaker. When I am trying to connect to a server from a client, the server returns ...
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3answers
92 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 ...
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0answers
28 views

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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3answers
32 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 ...
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1answer
33 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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1answer
58 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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2answers
1k views

Using dnsmasq with NetworkManager

It was well known that NetworkManager does not play well with dnsmasq (ref: here). I've skimmed throught the lengthy discussion here but still not sure what the recommended way to deal with the ...
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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
28 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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3answers
5k views

Failover two ip address and one dns record

My mail server has two WAN interface and I need to set up one "A" dns record for my exchange clients. In case of connection failure of one interface I wish to use the other interface, but how to set ...
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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
75 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
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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25 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 ...
2
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1answer
2k views

Aventail VPN connection doesn't work

I installed the Aventail VPN client on both the Mac and a Windows 7 machine, both on my home network. When I try to connect one or the other (I make sure one is disconnected before connecting through ...
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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 ...
2
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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
145 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
399 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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1answer
2k views

what does it mean if nslookup and ping fail to resolve a host name but tracert does not?

This problem concerns an internal DNS server that for some reason sometimes fails to resolve the host names of some machines on the network. When it fails to resolve a host name, and this can happen ...
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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
54k 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
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 ...
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0answers
34 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
27 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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36 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
33 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
39 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
83 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 ...
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0answers
6 views

Add domain to VPS (DNS?) [migrated]

I have a VPS and some domains. I want to add one of my domains to the VPS. My VPS provider has send me his Nameservers like ns1.example.com and ns2.example.com and I changed these DNS records in my ...