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

learn more… | top users | synonyms

0
votes
1answer
128 views

DNS for non-static address

I currently own a .com domain and to get some use to it I decided to setup a home server. I'm using Windows Server 2008 (Not R2). The problem comes when you have a domestic ip that can change from ...
0
votes
1answer
1k views

Access Windows VPN DNS from Ubuntu

I am using Ubuntu 10.04 to access a Windows VPN. I connect to the VPN from Ubuntu, and when I open a Windows 7 virtual machine (VirtualBox), everything works great ... I can access local network ...
2
votes
2answers
500 views

Will ipconfig /all display the correct dns ip's being used by my router if I have manually configured my router to use a specific dns

I basically want to know if ipconfig is just looking at my pc settings or is somehow able to tell me what is going on in my router. Or is the only way to know for sure what is setup on my router to go ...
3
votes
1answer
739 views

Own DynDNS Server?

Is there any own dynamic DNS server available? I have one public server that runs DNS for my domain (running tinydns) and I want to update it with the current IP of my home router? Are there any ...
2
votes
1answer
467 views

Rogue DNS Entry Causing Problems

I'm running Mac OS X (wired connection) and on a really crappy ISP. Because of this I've set my DNS servers to use OpenDNS, which is generally much more responsive. However, for some reason 192.168....
1
vote
2answers
818 views

Google Public DNS vs OpenDNS, which do you prefer? [closed]

I would like my DNS to filter/alert me of potential bad websites. OpenDNS seems to be touting this as their best feature, but Google also seems to say their DNS is secure. Speed does not concern me ...
-1
votes
1answer
290 views

Is it possible that IPv4 format IP address is really on a (ipv6 format) DNSv6 server?

Is it possible that an IPv4 format IP address is based on a (IPv6 format) DNSv6 server? How would I determine this?
0
votes
2answers
114 views

Internet Federated web server?

I'm not sure what to call this... What I would like to do is have a web server that is capable of serving pages from separate servers across the internet (not a local network). eg, If I visit http:/...
0
votes
1answer
223 views

Where to get the global /etc/hosts file with all domains?

It can be useful to quickly look up domain name of IP and find neighbour domains served by the same IP, also to find definitely busy (and probably spare) domain names. Also it's value will jump high ...
7
votes
2answers
6k views

iPhone PPTP cannot use VPN DNS server

My PPTP server allows my laptop to resolve internal domain names fine and I can see that the DHCP server is handing my PPTP client the proper DHCP settings. When I connect through the iPhone, I don't ...
7
votes
2answers
4k views

Maximum number of DNS servers in Windows

What is the maximum of nameservers one can enter in Windows? Are there differences in different versions? Linux has a maximum of three, which is set in /usr/include/resolv.h: # define MAXNS ...
1
vote
3answers
376 views

Can not resolve domain name of few sites in new country

I used to visit a few sites in different country. But now i have travelled to my home country and saw that domain name is not resolving. However if I use IP address then I can see the website. How ...
2
votes
1answer
817 views

PHP/cURL/Fedora issues resolving hostname possibly a DNS problem?

I have the following simple test script for cURL/php on a FC12/apache server that has PHP 5.3.2, cURL v7.19.7 (according to phpinfo()): $ch = curl_init(); curl_setopt($ch, CURLOPT_URL, 'http://www....
2
votes
2answers
2k views

DNS Lookup over SSH Tunnel

On Linux or Mac OS X how can I perform DNS lookups over an established SSH Tunnel? How can I restrict DNS lookups of the form *.mydomain.com Can I redirect all attempts to access domains of the ...
0
votes
1answer
137 views

Clicking a link in IE6 doesn't load page (internal DNS entry on our intranet)

I have a very strange problem that is only affecting some versions of IE6. The problem does affect IE 6.0.2900.5512, but does not seem to affect 6.0.3790.3959 Basically I work for a company and we ...
5
votes
5answers
15k views

Resolve host very slow (windows 7)

I have a problem with my netbook (eeepc) on windows 7. The dns resolution is very slow. When I want to go on google.com, the pc take several minutes to resolve the host name. Otherwise, when I ping ...
6
votes
5answers
9k views

HOSTS File Edit in Windows 7 Not Effective - Pinging URL Still Shows Original IP Address

I've edited my HOSTS file on my Windows 7 Ultimate PC to re-route a couple of URLs so that they point to 127.0.0.1, but after saving the file (and re-opening to verify the changes were written) and ...
8
votes
4answers
34k views

How does hostname spoofing/customization work on IRC networks?

I've used IRC for a long time and I've seen people with really unique hostnames. I'm wondering how they are able to have those? My theory is that one sets up a server as part of the efnet/freenode ...
1
vote
1answer
523 views

Blacklist a DNS server supplied via DHCP

The DHCP server on a network I use specifies a DNS server that I do not want to use. Is there a way to continue to use DHCP but to modify the provided information or to "blacklist" one (of the three ...
1
vote
3answers
126 views

Is the DNS feature of Win2k8r2 useful in a home network?

I guess the title says it all. I have the server with the specified OS, and 3 PC's maximum. Can I safely disable the DNS feature in the server?
3
votes
4answers
907 views

All websites seem to work, except for those on the microsoft.com domain?

I found an old reformatted computer somewhere, with Windows XP installed. It's a bit faulty; I can't get the monitor settings to work on anything other than the lowest resolution. But that's not the ...
6
votes
4answers
11k views

How to secure Firefox traffic (+DNS) through SOCKS proxy under Ubuntu 10.04?

I'm using Ubuntu 10.04, and starting a SOCKS proxy with 'ssh -D', and setting Ubuntu to use it with "System -> Preferences -> Network Proxy". Firefox uses the proxy, and the proxy's IP appears when I ...
0
votes
2answers
25k views

Got an AirPort Express, what do I enter for 'DNS server addresses'?

I just got an AirPort Express. Want to use it as the primary wireless network here. I've connected it directly to my cable modem. I'm setting up the AirPort stuff from my MacBook. My ISP uses DHCP I ...
0
votes
1answer
842 views

After a period of time, nslookup still works, but pinging, and an auto-refeshed website, fails

Contrary to this SO question this is for a dotted name (gw.localnet.au), and it doesn't happen straight away. Only after some period of time (quite a long time, possibly days). In fact this is for my ...
0
votes
2answers
2k views

DNS Resolution doesn't work after uninstalling Cisco VPN & Deterministic Network Enhancer in Win 7

I just upgraded my home PC to Windows 7 Ultimate 32 bit. After trying various methods to get the Cisco VPN client to work, I gave up and decided to just run it in XP mode. The last steps I tried were ...
1
vote
3answers
398 views

If I ssh to a domain provided by dyndns, does my password go through them?

I'm running Ubuntu on my work PC, and my work place provides me with a static IP address but not with a domain. It's sometimes useful for me to connect to that PC through ssh, but it's not common ...
3
votes
4answers
1k views

Accessing Windows from Linux/Mac by name using TCP/IP

What are some solutions to access Windows by its computer name from Linux and Mac using TCP/IP. That is, from terminal I want to be able to ping my Windows PCs using its host name. My setup is: ...
0
votes
1answer
238 views

Connect domain name to dyndns? [closed]

I bought a domain name, wafflegaze.com. I have a DynDNS set up, waffledns.endoftheinternet.org. Can I make the former point to wherever the latter is currently pointing? I seem to only be able to add ...
4
votes
3answers
7k views

How to alias a hostname?

Is it possible to keep a network alias - without specifying the IP address in the hosts file? For instance, I have abcd.efgh.com but want abcd -> abcd.efgh.com so that ping and ssh work as they ...
1
vote
1answer
17k views

DNS Client Event 1012: Error reading local hosts file

My notebook boots extreme slowly and shows loads of the following error in the event log: Error reading local hosts file Source: DNS Client Events EventID: 1012 The computer is quite new, I kind ...
3
votes
1answer
991 views

Can I use TCP as DNS query protocol on Mac OS?

I'm using Mac OS, Snow Leopard 10.6.2, and I'm suffering from UDP packet loss during DNS query. So my web browser is too slow to surf internet nicely. But it worked very well when I tried a DNS query ...
0
votes
1answer
447 views

Use dns suffixes only on certain wireless networks?

quick question. I'm a software guy and networking is all black magic to me! I have a laptop which I use at home and at the office. In order to be able to more easily reference our servers at work, I ...
8
votes
9answers
11k views

Can't resolve localhost on Mac OS X Server

I have a server running OS X Server 10.5 and it can't resolve localhost to 127.0.0.1. When I try ping this is what happens: > ping localhost ping: cannot resolve localhost: Unknown host SSH and ...
0
votes
1answer
317 views

Naming PCs on a mixed hosts home network

I have a home network comprising an Apple iMacs and a Windows 7 PCs - using the internet connection sharing feature on the Windows 7 PC to share the internet connection with the iMac. I have ...
1
vote
3answers
7k views

How do get Ubuntu to stop modifying /etc/resolv.conf [duplicate]

I want to manually set my resolv.conf and have Ubuntu not automatically change it later. How do I get Ubuntu to stop modifying resolv.conf? I have already set "Automatic (DHCP) addresses only" in ...
1
vote
1answer
4k views

DIG Command = What Parameters are required to retrieve the zone file version?

What Parameters are required to retrieve the zone file version, when using the linux "dig" command (of any of the "Root DNS" servers/zonefiles like versign etc...)? Thanks jens
1
vote
2answers
856 views

Is there a better way to get dd-wrt to ignore my ISP's 3rd DNS server?

My ISP's DHCP server specifies 3 DNS servers that provide ads on mistyped domain names. I'm using a third party DNS provider that only has 2 DNS servers, but unless I put something in the third box dd-...
2
votes
4answers
16k views

Why can't I access my own web server from my local network?

I have a web server in my home network and I'm using ZoneEdit for dynamic DNS. It's accessible perfectly to everyone outside of my local network, but since I switched to a Gateway 2Wire DSL modem/...
2
votes
3answers
1k views

What to do if I get ping results for non-existing hosts?

When I am pinging non-existing host like 'zzz' or 'qwerty' I am getting the following result Pinging zzz.kanisa.com [209.62.20.200] with 32 bytes of data: Reply from 209.62.20.200: bytes=32 time=...
2
votes
1answer
2k views

Using BIND as a Personal DNS Server on Windows XP

My ISP's DNS server is very crappy and I've been trying out various alternatives to it. I came across Treewalk ( http://ntcanuck.com/ ) and BIND, and decided to use Treewalk as it seemed easier. But ...
0
votes
1answer
282 views

How to make pdnsd just use one probed server not to flood with server uptests?

Why pdnsd responds slowly/fails many requests to it even if it has found working upstream server? I want pdnsd to just use the DNS server {it has probed,that is proven} to work and search for other ...
7
votes
2answers
27k views

Where does Firefox store cerificates and how to delete one?

The root cause of my problem is not known to me, whatever it is, I experience frequent DNS failures. When it happens I cannot browse to my Gmail inbox. I use two DNS settings. One is the public DNS ...
0
votes
1answer
54 views

Win 2k3 - DNS query?

I'm learning about network and I configured DNS in 2k3. In forward zone : cntt.edu > www.cntt.edu [ 192.168.188.4 ] . [ All IP / DNS configuration is right ] After that I use wireshark to catch ...
15
votes
6answers
16k views

VPN: Does all traffic get routed through the VPN when I am logged in?

If I log into a slow VPN with only a 15k/s connection, when I try to go to kernel.org or some other site to download something, is everything getting routed through that other network? (so my max ...
3
votes
2answers
1k views

Query specific nameserver for a particular domain upon VPN connect

Some background: I have a work laptop with Ubuntu 9.10 on it. I have a small network at home where I've been running some basic services (for myself/my family) for 10 some years. In my home network ...
38
votes
5answers
80k views

How to clear DNS cache in Ubuntu?

I'm having problems related to DNS solving in my Ubuntu 9.10. Prior complaining to my ISP I would like to refresh my local DNS cache, like in Windows we do ipconfig /flushdns. How can I do that in ...
6
votes
3answers
3k views

Map localhost to IP address on Windows XP & Internet Explorer 7+?

I'm trying to map 'localhost' to an IP address elsewhere on the network, say '10.0.1.1' for example. I've tried editing my hosts file, changing the entry from: 127.0.0.1 localhost to 10.0.1.1 ...
7
votes
6answers
28k views

Can ping IP address and nslookup hostname but cannot ping hostname

I have a DNS server set up on one of my machines using BIND 9.7 Everything works fine with it. On my Windows 7 desktop, I have statically-assigned all network values. I have one DNS server set -- my ...
6
votes
1answer
6k views

DNS cannot resolve a web site address

I cannot seem to access one particular website while all others I have no problem. The website in question is bbc.co.uk. At first, I thought there might be some problem with my laptop. However, if I ...
7
votes
1answer
520 views

how to clear Window DNS cache

My router reset and my ip address changed. DynDNS was updated with the new address automatically. But windows still pings the old address. How do I clear the DNS cache in Windows Vista?