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

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Windows XP Pro SP3 Cannot ping our DNS Server with DNS name

I have an old Windows XP SP3 computer and we recently purchased Sophos Endpoint Protection. One of the things I noticed before I installed the program was that the computer cannot ping the DNS name ...
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1answer
29 views

Trying to find & get a fixed DNS?

I'm trying to find our DNS details to specify in our printer so it can send scan docs to email. Running a cmd prompt is showing details starting with fe80::c6ea: instead of a proper DNS address. Any ...
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25 views

Distinguish between DNS-requests from local network and internet

I am using DNSmasq both for my local clients and some internet services. One service I provide is a dynDNS server. It receives IP updates via HTTP and writes it as simple hosts file but without ...
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1answer
52 views

Can I setup a webserver on a private network?

I am trying to setup a webserver on our company's private network. I have the domain name www.myurlexample.com which needs to resolve to a server here on my network. But I'm struggling to figure it ...
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3answers
9k views

How can I map a domain name to an IP address and port?

I want to give a domain name to the IP address and port for an application in Windows 7. For example, test.com should map to 127.0.0.1:59873. Is there anyway that we can do it by using a web server ...
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1answer
30 views

hostname changing when network changes

My hostname changes whenever the network changes, is there any way I can have one host name all the time. Following is the output of /etc/hosts - 127.0.0.1 localhost localhost.localdomain ...
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22 views

Not able to resolve my domain name intermittently

I am experiencing a strange behavior w.r.t DNS resolution when connected to certain WiFi networks. (only on iOS devices) Issue is: Safari is able to resolve my domain name correctly but sometimes for ...
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3answers
182 views

Dns 301 to one address and A record to another

So I got domain.com. I want to make An A record pointing at 12.34.56.78 But I also want http://domain.com to redirect to http:myotherdomain.com (301) Is this possible? 12.34.56.78 is not begin used ...
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2answers
59 views

Access external IP from inside the network?

I have setup a subdomain sub.example.com in the DNS-records of my domainname-provider that I linked to my external IP. I then forwarded port 80 in the router (Sitecom Broadband Router 54G) to the IP ...
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1answer
27 views

How the whole domain name and DNS works? [closed]

Recently I'm considering setup my own website. So first thing occurs to me is that I need to get a domain name. And I should somehow publish that for this domain name, point to my server. Now some ...
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1answer
38 views

Will a VPN make a DNS Server more secure?

I have a DNS Server (unblock-us) at the router level to allow US Netflix for everyone on my home network. I am concerned about all my traffic (eg internet banking) going through these servers and the ...
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33 views

Multiple DNS suffix resolution over VPN with split tunneling?

I'm a remote worker of a company that use an AD domain: mycorp.local I've set up a VPN connection to the corporate network (Windows VPN). This connection uses split tunneling to avoid routing all ...
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29 views

Google Apps - Unable to receive emails on same domain despite SPF and DKIM confirmed

We're developing a site that will be sending emails from noreply@domain.com (this email account doesn't exist) to name@domain.com. domain.com has emails served via Google Apps; the MX, SPF and DKIM ...
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2answers
5k views

Cannot access Windows machines by Name over PPTP VPN but can access ip address

I have a PPTP VPN Incoming Network Connection setup on a windows 8.1 machine which is where I have all my computers setup on a local intranet (say machine X, Y and Z) I VPN into the Windows 8.1 ...
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1answer
1k views

Wireless problems on HP Mini 1103 with Windows 7 32-bit installed

I have a brand new laptop (HP Mini) whose wireless connection continuously drops for some unknown reason. The only way of reconnecting to the WiFi is to restart the machine. This problem happens at ...
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1answer
40 views

DNS Resolution Oddity

In Windows 10, I frequently have to manually restart the "DNS Client" service in order to successfully ping a host, even if I can ping the host by IP address, and where nslookup seems to correctly ...
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17 views

CentOS DNS server not being able to be pinged by host, but can by other machines on the network

Currently I am running a CentOS 7 core on a vm in bridge mode in order to get my own dns server, but for some reason I can ping the host machine from the vm but not the vm from the host machine. I can ...
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1answer
46 views

no dns after boot for ~2 minutes

After boot I immediately got internet connection via wifi / router C:\Users>ping 8.8.8.8 Ping wird ausgeführt für 8.8.8.8 mit 32 Bytes Daten: Antwort von 8.8.8.8: Bytes=32 Zeit=11ms TTL=55 Antwort ...
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1answer
27 views

Access application from server on client machine by its name from any browser

I have installed application & database on same server. I can access the application on my client/local machine by "server IP". But I want to access same application on my client/local machine by ...
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4answers
54k views

Windows 8.1 update effectively disabled wireless networking

I was running Windows 8 on a Lenovo G780. After updating to Windows 8.1, WiFi does not work anymore - I always receive a "DNS server not responding" error. I have tried using public DNS servers from ...
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39 views

Chrome seems to use different DNS than IE 11--is this possible?

I know the question sounds odd. I have both Chrome and IE11. Google is homepage on both. On a fairly regular basis I will type in a search term and Chrome will just hang, usually ending up in some ...
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3answers
6k views

DNS server is not responding

For the last week my Windows 7 laptop has been unable to connect to the Internet. When I tried to troubleshoot the issue I received the following warning: DNS server is not responding However ...
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2answers
144 views

White Label nameservers running WHM/Cpanel DNS only with hostname alias

UPDATE 2/23/2016 I think my original question was confusing, so I am going to rephrase it: I have my own dedicated nameservers running cPanel DNS Only! I want to know how to give other people vanity ...
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1answer
217 views

Secure dnsmasq dns daemon with whitelist

I'm using dnsmasq on a server (bound to wan IP) and would like to add an acl/whitelist for ip ranges/ip address allowed to resolve dns using my server. I can't seem to find anything from Google, is ...
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41 views

Server 2008 What ports can I close/filter?

I have a computer running Server 2008. It has been up and running for over 6-7 years, however recently due to a LeChiffre attack, I'm looking to really lock it down from the outside. The ONLY thing ...
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1answer
54 views

How to change DNS when VPN is down?

My DNS are on the other side of my VPN (operator peering). So web is unreachable if the VPN is down. I need to change the DNS on each computers to public DNS (150 Windows computers from XP-SP1 to ...
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1answer
32 views

Hostname won't resolve even with router DHCP reservation?

I'm setting up a simple Linux home server and I want to be able to access it over my LAN using it's hostname. Even after reading through this really informative post I'm still having issues connecting ...
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21 views

Creating multiple A-records from windows server via dynamic-dns

I have a windows server (2012 R2) joined to domain. Server has 2 NICs, each with different IP address. It is easy to create multiple static A-records on Domain Controller's DNS to give a name for ...
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2answers
10k views

Windows 10 DNS resolution via VPN connection not working

In Windows 10, when connected to a VPN with Split Tunneling enabled (Gateway disabled), DNS resolution always uses the LAN DNS servers, ignoring the DNS servers and the DNS Suffix set on the VPN ...
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1answer
17 views

DNS Zone Transfer Along with Editing Privileges

I have 3 lab Servers called lab1, lab2, lab3, My Lab2 is my Windows AD, Windows DNS Server Lately i don't keep all my servers up as i don't need them all the time so what i did i installed DNS ...
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27 views

ASUS-WRT OpenVPN DNS errors

I'm currently connected to an enterprise network which allows for VPN connections. Using an OpenVPN client on any of my devices allows me to connect successfully. In order to be granted access to the ...
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1answer
125 views

How to set NX TTL in CloudFlare?

The default CloudFlare TTL for NX (non-existing) records is about three hours, which is a bit of a bummer if I accidentally query a DNS name I haven't created yet. The CloudFlare API calls to create ...
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1answer
84 views

Cannot access a certain URL, everything else works fine

I've been experiencing a weird issue with my network. Everything worked fine until three days ago where, for no particular reason, I stopped having access to only one, certain website. This is the url ...
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1answer
19 views

How do I use a sublet a subdomain to another set of nameservers?

I would like all my servers hosted at Digital Ocean to hold the names server1.do.example.com, server2.do.example.com. Say I own example.com with DNS hosted at namecheap, which provides me with a ...
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21 views

Laptop unable to detect that it is on the domain network when it is physically on the network

A user's laptop (windows 8.1) is unable to detect that it is on the domain network when it is in the office, hence is unable to connect to domain based resources like the printer though he can access ...
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23 views

SBS 2008 - RRAS/VPN stops working every 24 hours resulting in server reboot

I am running SBS 2008 hosted on Citrix XenServer 6.5 SP1 w/ all hotfixes installed. The SBS server has the latest XenTools installed and all Windows Updates. SBS is setup to act as a VPN server using ...
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1answer
56 views

How to stop dnsmasq from adding ISP DNS servers to a VPN connection?

This is Ubuntu 15.10. The following lines from the log happen when connecting to the VPN: dnsmasq[983] setting upstream servers from DBus dnsmasq[983] using nameserver 1xx.xxx.xx.xx#53 <-- ...
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18answers
14k views

Can the Internet work without DNS?

If we have an IP-based system of identifying nodes on the Internet why is there a need for DNS?
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Can't Access Network Resources Over VPN

I am using Windows Server 2012 and RRAS to setup a VPN connection to a client. I have two servers on an Active Directory domain. DC01 (this hosts the VPN and Active Directory Domain Controller) QA01 ...
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2answers
31 views

Connection to the internet: ping vs HTTP [closed]

I am able to ping the ip address (e.g. 64.233.163.104) from my command line. But, when I am using the same ip address in the browser, its not working.
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1answer
29 views

Windows Primary/Secondary DNS doesn't work

My understanding was that the point of having 2 DNS servers configured was for redundancy, so that if one goes down or is offline for any reason (maintenance, failure, etc.) clients can connect to the ...
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1answer
51 views

OpenDNS: Block “File Sharing” Category But Allow OneDrive

I am using OpenDNS to block the entire category "File Sharing" because my son is randomly downloading illegal MP3s and I need to prevent him from doing that. However, this has also broken OneDrive ...
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2answers
40 views

The used DNS server of my machine

I've looked for a while in the internet, and searched on how can i find out which Domain Name System server my machine is using. All the links said that i have to look in the file /etc/resolv.conf, ...
29
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2answers
4k views

How does my router resolve a URL like http://router.asus.com/ to its IP address?

Typically I connect to my router by its IP address of 192.168.1.1. However, I am also able to connect to it at the URL router.asus.com. My computer does not have a connection to the Internet. How ...
0
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1answer
43 views

Host Name (Server Name?) is Different from the Computer Name

I have done a network scan on my network. In the results some of the computers have Host Names that are the same as the "Computer Name" and some have names that are not their respected computer ...
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1answer
38 views

Wireless and Wired network interfaces Windows 7 route table

I have my laptop connected to wifi for internet and Ethernet for private network. I want to be able to connect to both. I know that my private network range is 10.x.x.x so I added a route rule to ...
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1answer
48 views

DC can't address correct DNS to workstations [closed]

Domain Controller has an IP of 192.168.0.10 Gateway is 192.168.0.1 A an old Linksys Router WRT120 was temporarily given an IP address of 192.168.0.120, and a default gateway of 192.168.0.1 it was ...
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2answers
196 views

DNS Lookup Nonsense

I recently transferred my domain to a new registrar, and after the transfer was complete, updated my nameservers to point to completely different ones. This was about 12 hours ago. Since then, I've ...
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25 views

How do I make mydomain.com resolve to a.b.c.d but foo.mydomain.com resolve to x.y.z.w?

I've registered a domain name, call it mydomain.com. The registrar's control panel lets me modify the A records. I've had this set up so that mydomain.com points to a machine I have at a.b.c.d for a ...
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46 views

WAMP Server with LAN DNS

I have set up a WAMPServer 2.5 on my secondary PC. I have changed my hosts file so that that I can access it through the domain "local.network" I'd like to have it so that anyone on my LAN can connect ...