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

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Windows 8.1 cannot access network computers can access internet. DNS server not responding

I'm running on a Windows 8.1 machine and I've got two other computers on the network. One is on Windows 7, the other Ubuntu 14. All 3 are connected to the Linksys E2500 router by wire. I recently ...
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8 views

Can't resolve internal/private DNS entries over VPN connection

I have a basic VPN setup that allows me to connect to my AWS VPC via an OpenVPN client (tunnelblick 3.5). There is an OpenVPN sever (Ubuntu 12.4) that is running in the VPC which creates the ...
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30 views

Why I can't open my localhost site with internet IP?

About two years ago, I had a different connection and users—even me—were able to open my site via my internet IP or connect to my TeamSpeakServer. But ever since I changed—I reinstalled Windows too—no ...
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8 views

Bitdefender Firewall blocking Wifi (trusted network), No DNS probe finished

Bitdefender has blocked my wifi network multiple times, and when i load the internet google chrome says DNS probe not finished. The only way i can get on to the internet is to turn off the fire wall ...
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23 views

Intermittent loss of DNS server

Lately I have been having this issue which is often preceded by using the remote shutdown tool of teamviewer. After the computer (Windows 7) is rebooted it initially connects to the network and from ...
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15 views

Preferred DNS Server Settings on a Domain using Multiple DNS Servers?

I manage a small business network with two separate physical locations, these locations are connected using a pair of VPN Routers(192.168.1.1, and 192.168.128.1). The primary location uses a DNS ...
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23 views

How to block specific sites on Asus wifi router?

I have this router (Asus Wireless-N300 Router). Also I have Windows 7 workstation and ipad 4. The workstation is connected to router with help a ethernet cable. Ipad 4 gets internet on wifi. I want ...
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26 views

How domain provider's DNS name server entries work?

Scenario: You buy domain abc.com from provider XYZ. You want to host your own DNS server on example.com (on ns1.example.com ns2.example.com). The domain and both subdomains will point to same IP. XYZ ...
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2answers
43 views

A specific website isn't working on my computer

A website, one website, is not loading on my computer [Windows 7]. It loads on other people's computers. I've tried several things - > ipconfig /flushdns > ping [name of website] -> no ...
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58 views

Connection interrupted or reset for certain websites only

I think I should start by saying I only encounter this with one website http://reddit.com on all browsers. The problem is whenever I try to load that website it won't load 95% of the time and give me ...
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13 views

Is there a gtld that is officially reserved for nonroutable/private addresses?

My Verizon Quantum router fires up a dns server automatically that allows all devices in my house to have DNS addresses. That's all nice, but the 'local domain' is .fios-router.home. The use of .home ...
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26 views

What is needed to access a CCTV system (based on a static IP)?

I was wondering (since I'm a beginner or intermediate in computer networks), what do you need to access a CCTV system. Let's suppose we have a CCTV system configured with an username and password on ...
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16 views

How do I set up a Synology NAS so it can be accessed by URL/name instead of by IP address

Example On Windows, I open Run with Win+R and enter \\192.168.1.30. The trouble is, every time the NAS reboots, that IP address may change. Question So that's why I'd prefer to access the NAS' ...
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21 views

Unable to set up name servers

I've set up a server at my house running cPanel and CentOS. I'm unable to point a domain to the server using nameserver's. I can how ever point it to my server using an A record. I've set up port ...
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20 views

550-Please deliver mail to the address specified in the MX records for this 550 domain

I have a PHP script which emails the results of a form to a specified address. Previously it was working fine but now it's not sending email anymore. When I check the error log, I see this error: ...
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20 views

MX Records / DNS settings (mail not received)

We have a VPS running Plesk and I have the following DNS records set in Plesk DNS manager; specifics have been changed change for privacy. But the mailbox does not appear to be receiving mail ...
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12 views

Internet Connection Sharing with Wireless Hosted Network (WHN) is not providing a DNS server for WHN clients

On Windows 8, I'm using a wireless hosted network with ICS. I have one interface connected to internet, and my WiFi interface as a wireless access point. The interface that is connected to internet is ...
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37 views

only google.com returns “Sorry, host not found.”

I can do an nslookup on google.com and get an IP. I can connect to the IP in my browser window and do searches. but google.com and chrome bar searches will give me an error "Sorry, host not found" I ...
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33 views

Remotely accessing different services/machines on a network with single external IP without specifying ports in URL

I have a home network with multiple PCs, a self-made NAS (OMV/Debian) and a RPi connected to my router. I have a domain registered at Namecheap.com and dynamic DNS set up. The NAS and the RPi both run ...
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21 views

DNS does not exist for domain - still able to connect to SSH

A while ago I unsubscribed one domain name which I didn't use anymore, let's say abcd1234.com. It pointed to a server, and I used it to login to the server via SSH. I now use another domain name for ...
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30 views

DNS lookup in internal network

I am having trouble with figuring out how to change the lookup of my internal website. As I am a software developer not a network specialist so I can't seem to figure out how to go about this or where ...
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kvpnc How to set DNS_UPDATE to yes?

I have kvpnc running with an imported CISCO VPN profile. The only problem I have is that DNS is not updated after connecting to the VPN Server. I've seen in the Debug output of kvpnc that DNS_UPDATE ...
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37 views

Securing a Nintendo Homepass Network

Some Nintendo 3DS users have been setting up wireless access points to trick their handheld console into treating the AP as an official "Nintendo Zone" AP. This has become known as a "Homepass" setup. ...
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8 views

Autoresolve a hostname via “closest” network - how?

Having all linux(redhat) machines always on one VPN network and moving them between different LAN networks, how to setup hostname resolution(/etc/resolv.conf?, and DHCP server?, and DDNS server?, and ...
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32 views

I can ping facebook but get a time out error

Yesterday I was on facebook: no problems I can get on with my phone but not on my PC. I've tried other browsers. I am on a home PC POS Windows Vista machine. I have flushed DNS and I can ping ...
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1k views

Random redirection to adult sites of mobile.juicyads.com

Since two days ago, almost all of my clicks open new tab and redirect to this Adult-only URL: mobile.juicyads.com/service_redirect.php?p=64686&s=124309&u=http://www.google.com Parameters p ...
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61 views

Source of DNS record on SOHO network?

First, pardon my ignorance, as I'm still getting acclimated to working with DNS. I'm a networking newbie. The basic question: How do I determine the source of a DNS record? Or, it may be more ...
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39 views

Localhost aliases in Mac OS X mysteriously stopped working

For whatever reason aliases for my Mac OS X localhost seem to have suddenly stopped working. Presumably follow some update caused this, although I”m not sure what. Here’s my hosts file: ## # Host ...
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28 views

Using OpenWRT as DNS server

Trying to use OpenWRT as a DNS server for local names. i have set my adsl router up as dhcp server and using the OpenWRT router as the primary dns server with google (8.8.8.8) as the secondary DNS ...
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2answers
46 views

Why is my DNS not resolving my website's IP?

I have a laptop with windows 7 OS. and I am unable to access my own website: http://dreampsychics.com, as well as the subdomain: http://www.admin.dreampsychics.com. I have a DSL connection and ISP is ...
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1answer
43 views

Configuring routing for two networks (one internal, one external)

Here's the situation. My Mac connects to two networks - one internal, one external. The internal DNS works for both internal and external URLs, the external DNS (obviously) knows nothing about the ...
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31 views

Beste way to change IP address for many domains at once [closed]

I have to move several servers to another location, which means that the IP address is going to change. Three of these servers - or better IP addresses - have several thousand domains linked to them ...
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1answer
58 views

Removing DHCP and DNS from Windows AD Domain

This is my first time posting here, so please bear with me. I have been searching for this answer for a few days now with no luck. Maybe my google-fu is not strong enough. I am a software engineer ...
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15 views

NETBIOS alias access

So I setup a NETBIOS alias on a windows 7 machine using this guide, specifically OptionalNames. Whilst I can ping the original hostname for example hostname and resolves the IP address (static DHCP ...
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33 views

How to give temporary domain name in intranet?

In my system I have installed tomcat and to run a web application I use http://localhost:8080/app and if another person present in my intranet network wants to access my application then I give my ip ...
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1answer
24 views

How can I use different network settings depending on the wireless network?

I have a laptop I bring with me between work and home. I would like to make it so when connected to the wireless network at work, it uses certain settings (there are weird proxies there) and when at ...
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19 views

Microsoft DNS Server, is it possible to make it use default domain suffix?

Is it possible to setup Microsoft DNS server to return the IP address of "TheHost.TheDomain", when the client only asked for "TheHost"? Windows has domain suffix feature so that ".TheDomain" seems to ...
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38 views

Website does not Load

This site: ( http://web.blackberry.com/software/smartphones/update/blackberry10-os.html?cpid=van:bb:Jan2014:vanity:bb-update:blackberry1021os ) Does not load consistently while it works when using ...
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26 views

Browse Home Intranet by Machine Names

I have Apache2 running on one of my linux machines, and I often use it to browse a local website on that machine from other machines on my home network. But I can only do so by accessing the server ...
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27 views

How to easly block user from using surfeasy VPN

Does any one know if its possible to block user from using using surfeasy VPN to download pirate movies from the internet?
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21 views

Tracert skips hops only see the end IP

When i use tracert for windows it will 'timeout' on all of the address' between my router and the target, the exact number of timeouts represent exactly to the hops it would normally take (i used my ...
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21 views

Override DNS order when conencted to a VPN?

I'm having some issues with DNS when I connect to my VPN from my Mac. When not connected, scutil --dns (the DNS lookup table) returns: resolver #1 nameserver[0] : 10.0.1.1 flags : Request A ...
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24 views

How do I reroute a DNS request?

I have a Technicolor (Thomson) Modem, and I want to reroute a DNS request coming from a specific IP to another DNS server. I have an iptables command looking like this: iptables -I PREROUTING -t nat ...
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17 views

How can I get mDNS device names on my network?

I would like to be able to get device names on my network given an ip address. I have been using nbtscan for NBNS names and I have been trying to use both 'avahi-resolve-address' and 'dig -x ip_addr ...
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17 views

redirecting DNS to new webhost

I am changing web host for an existing site and before redirecting the nameservers to the new host I want to install a php shopping cart. I have uploaded the shopping cart to my new web host but when ...
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41 views

DNS settings change randomly to 8.8.8.8 and 4.2.2.1

A client of mine travels with his laptop often and uses GoGoWifi (In air internet) while flying. A few months ago he started having trouble connecting to the GoGo service. We noticed that his DNS is ...
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With new DNS settings, certain webpages break

I administer the network at a school. I recently changed our router's DHCP settings to use the DNS servers 208.67.222.123 and 208.67.220.123, the former of which is the OpenDNS FamilyShield server. ...
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52 views

How to ignore DNS servers coming from DHCP

I use one of those dns services that let you bypass region restrictions on Netflix and similar sites. However I noticed that recently it stopped working, even though I set up the service's dns ...
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37 views

Gmail rejects mails via ipv6 as Spam [migrated]

Sometimes when I send from my server, I get the following response from Gmail (IP masked by me) : host aspmx.l.google.com[2a00:1450:4013:c00::1a] said: 550-5.7.1 [2a01:**:**:**::2 12] Our system ...
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30 views

DNS nightmares with dyndns and cpanel

Ok so I am EXTREMELY new at networking stuff and am a programmer by trade. I need help badly. I have two servers, one live the other in house. Both worked until last week when I wiped the in house ...