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

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Wildcard and non-wildcard DNS records

I would like to direct anyone who goes to app.mydomain.com to 1.2.3.4 and anyone who goes to *.app.mydomain.com to 9.9.9.9. I've set up these exact two records but when I go to app.mydomain.com I get ...
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18 views

Understanding DNSSEC

So I've been trying to understand how DNS and DNSSEC works by reading the RFCs and also other various help pages around the internet, but I'm not sure if I understand completely, so i was wondering if ...
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2answers
19 views

Store password for network share that is connected via dns name

I am using Windows 8.1 as client and a cheap NAS-System (from fantec). The NAS offers an smb-share which I use as network share. It is no problem to connect the network share, but even if I put the ...
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0answers
4 views

Host angularjs.org not found: 3(NXDOMAIN)

My MacBook Pro OSX 10.9.4 has network problems now, and I cannot figure it out what is causing the problem. Today I am not able to access angularjs.org with any browser, but I can access other ...
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1answer
11 views

Glue record expiration

OK, after asking my last question, I've done some digging and I think I've figured out how everything works, but there are some things about glue records I haven't quite figured out. If a resolver ...
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0answers
22 views

All internet browsers won't resolve DNS except for TorBrowser

I'm having a bit of trouble with one of my Windows 7 Professional 64-bit w/ SP1 computers browsing the internet. I use the computer as a bed for testing different applications and so forth. The ...
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2answers
33 views

Where does DNS get the IP address, and what needs to happen if the address must change?

Here's a situation I'm facing: I'm the default system/network administrator for a small business ("default" because I'm really a software engineer but there's nobody else to do it). I have some ...
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23 views

My DNS access/IP resolving is blocked occasionally

My DNS access is blocked occasionally and restored shortly without any reason. It occurs occasionally without any relation to my daily activities. During the problematic phase (30-180secs) when the ...
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1answer
21 views

Is is possible to exclude a range of IPs from being included in the DNS resolver cache?

Our network has a number of systems that are dynamically allocated IPs (which happen to be in the public range). These systems also have a local hostname, which is making it into the DNS resolver ...
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2answers
20 views

Are MX and CNAME mutually exclusive?

I have a domain, and that domain uses another one of my domains to handle mail. I'm having trouble getting it configured in a way to make all mail clients play well with my domains. In terms of foo ...
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1answer
12 views

Receiving requests but not processing

I have an apache server set up on my computer. I have my port forwarding set up, so in the browser, it looks like the server receives the request, but it's not processing it. Anyone know what might be ...
0
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1answer
30 views

Unable to access shared folder in Win 7 homegroup via IP address

I have 3 Win-7 64 bit machines in a homegroup. MAC addressing enabled on the router. Machine A, B and C. All are in a homegroup. I want to share a folder on machine B to the rest of the group so I ...
2
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5answers
62 views

Nslookup command line with A record IP as sole output

I've found the following command to get your current public IP that works well from command line: nslookup myip.opendns.com resolver1.opendns.com I want to be able to run a command though that JUST ...
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0answers
9 views

Using tmux when network is having issues

Is there any reason why I should not be able to use tmux if I am having LAN issues? Or some tip or command line option I need to use? I am starting the tmux session locally. According to the manual ...
-1
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1answer
36 views

How does a dns client communicate with a dns server? [on hold]

Is the same process of contacting a web server followed for Dns server too i.e. the query passes through all the tcp/ip layers (application, transport, internet, network) and then contacts the dns ...
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1answer
42 views

DNS look up fail

Within the past couple of weeks, (this is not happening every day) I have a "DNS look up fail" error while browsing Google Chrome, and then a yellow triangle will appear over my WiFi signal telling me ...
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2answers
52 views

Is 176.34.131.233 really Duckduckgo.com address?

I would like to identify the ip owner. Can someone help me with that? PS I reside in Moscow, Russia.
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1answer
24 views

How can I make whois talking about the domain I asked only?

For example, whois =APAEB.COM says Whois Server Version 2.0 Domain names in the .com and .net domains can now be registered with many different competing registrars. Go to http://www.internic.net ...
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2answers
46 views
+50

Open VPN Windows, pass all traffic through remote server

Goal: To pass all information (web browsing, video games, ftp / tftp traffic, etc) through a remote network before exiting to the internet. I am able to get a default gateway on working, but I'm not ...
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0answers
19 views

How to configure a web server for local access?

I currently have a desktop at home set up as a web server among other functions. It is running Ubuntu 12.04 and Apache 2.2.22. I have various virtual servers set up for different sites. Some of the ...
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1answer
25 views

How do I set up a “masked” domain?

I am working on a web application that can be access via resellers who can use their own domain and have a customised portal based on this domain. e.g Main web application lives at ...
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0answers
15 views

Domain name goes to router login on the same network and no response from outside

This is not a duplicate of DNS: Domain name goes to router when on the network, not the web server. I have a domain putimas.com. When open the browser with this URL, I get a router login page from my ...
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1answer
45 views

How to redirect to specific port from DNS

I've got a teamspeak 3 server from my friend, but problem is we've got to remember the IP address if we want to connect onto it from anywhere else than home. So I bought domain and I wanted to ...
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2answers
61 views

How does DNS work for mail server? And how to check MX and A record?

I have read up on DNS which basically means that it translate my domain name into an ip address. So just to confirm when i do a nslookup on cmd, i get e.g On my PC (NOT CONNECTED TO INTERNET, LOCAL ...
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0answers
27 views

Get “No route to host” when trying to connect to a host whose IP is already set in /etc/hosts

In /etc/hosts, I've set the IP for a domain I'm going to connect. This domain is resolvable even if I don't set its IP in /etc/hosts. I can ping it, or use requests.get to send request to it, it ...
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0answers
60 views

Website with memorable static IPs to test connectivity? [closed]

This is needed for the following scenario, User is getting a DNS server error User has nothing but an access to a web browser (command line is not available - ping/traceroute 8.8.8.8 or 4.2.2.2 is ...
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1answer
11 views

Windows DNS suffix frustration

So previously we had two batches of equipment hosted at our server provider; Pre-cloud dedicated servers, DNS suffix company.com Private-cloud instances located in Dallas, DNS suffix dfw.company.com ...
2
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1answer
21 views

Several mail servers(domains) on one physical server

A weird use-case rises apon me. Soon I will be given the task to configure a dedicated server (with one public IPv4 address) in rather a weird way. For starters, there will be many domains. My vision ...
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2answers
47 views

Is it possible to force DNS for certain devices with iptables?

I'm trying to use iptables to force DNS for certain devices (Shibby Tomato on Asus RT-N66U). I haven't found anything online describing such a configuration. The closest I could find was this: # For ...
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2answers
32 views

DNS server randomly fails

So everything was working correctly before, I had constant internet connection on my desktop computer. Then I bought a laptop and connected it with WiFi to my network and I had internet on that too ...
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1answer
23 views

How can one have a set up with domain name, email and web hosting on different hosts?

I have purchased a domain name from Omnis.com and set up a Google business app for my (custom domain) emails using that domain. I am trying to build and upload a website on a web hosting site ...
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29 views

Disconnect from one domain and connect to another domain

I had old domain lets call it "A". There was 5 computers connected to domain "A". Now I have just created domain "B". Now I want all 5 computers connected to domain B. It is giving me error: "The ...
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15 views

Can Smart DNS Cause Geo-locked Data to be Streamed Directly from the Web Site to the PC?

On another forum I am having a discussion with someone who claims that a Smart DNS Proxy Server is similar to a VPS SNI Proxy Server with a VPS DNS Server where only streaming media that is not ...
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1answer
47 views

Remote Desktop over LAN without Internet access [closed]

Im lookin for a way to Remote Desktop my Laptop. Connection with Ethernet and ADSL Modem/Router PC connect by LAN1 Laptop by LAN2 PC=DNS Server with 192.168.1.1 Laptop ip = 192.168.1.6 Connect ...
2
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1answer
57 views

How to make Opera browser obey the etc/hosts file?

Current version of Opera browser doesn't obey etc/hosts file for domains outside the local network. It looks to me like it is using its own DNS resolver. For example if I create the following ...
4
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2answers
65 views

What should be the PTR for a mail server which is also a web server?

I have the following A records for a server @ IP address 1.2.3.4: Name: example.com. Name: *.example.com. Name: example.net. My server FQDN is server1.example.com. Currently, emails are send out ...
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0answers
30 views

How to force DNS for specific clients?

I'm running Shibby's Tomato firmware on my ASUS RT-N66U. What I'm trying to do is force OpenDNS IP's for certain clients (i.e. my kids) based on MAC address, while other clients get the router's ...
0
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3answers
62 views

PTR record and A record should match. What if there is no A record?

If I understand RFC1912 section 2.1 correctly, these rules apply for PTR records: 1) Every working IP should have a PTR record 2) PTR and A records should match (although this is not checked ...
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0answers
81 views

Google Chrome “Unable to connect to Internet”

Google Chrome has stopped working. I am on a Windows 7 desktop that is connected to the Internet via an ethernet cord ran from my router. Chrome is up to date. Trying to do any searches in Chrome ...
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0answers
30 views

Windows 8.1 Pro Can Only Connect to 1 Wireless Network

After upgrading to Windows 8.1 Pro from 8.1 and joining to domain, the laptop in questions would only connect to the wirless network that the Domain and DNS Server were on. The DNS of the Windows ...
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2answers
31 views

Linux not resolving linux hostnames but does resolve windows hostnames

I have a network of computers, mainly Windows machines on a windows domain. I have 2 Linux machines, which are connected to the network and get their IP's via DHCP from the Windows 2003 server. My ...
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0answers
24 views

WAN address/port port-forwarded to internal server IP which translates address and port to destination device

Okay, I am not sure how to explain this but.. I want to be able to connect to multiple devices using their pre-configured port mappings for different resources on each device. e.g. connecting to ...
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0answers
253 views

Google Chrome unable to connect to internet, all other web browsers can

Google Chrome is currently unable to connect to the internet. Other web browsers such as IE can do so without problem. Here is what I have done to troubleshoot: Uninstall/re-install Chrome; Check ...
0
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0answers
17 views

Domain name lookup as another domain name

In Windows (8.1) hosts file contains mappings of IP addresses to host names. For example: 127.0.0.1 example.domain.net What I want to achieve is to map a domain name to another domain ...
-1
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0answers
8 views

What should I do after changing dns records [migrated]

What should I do to make my domain working, but it is not updating the DNS records after 10 hours. I bought domain from GoDaddy and hosted on a different site, they guided me to alter 2 domains entry ...
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0answers
25 views

Use local IP address when on same network

My server is at home behind a NAT, which has port forwarding enabled. I am using DynDNS to give it a global hostname xyz.ddns.net. When I am behind the NAT myself, I would like to xyz.ddns.net to ...
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13 views

Per-wireless network hosts?

I have a Linux home server, with a hostname (obviously) as well as a NetBIOS alias. (The alias is so that I can make multiple connections to it with Samba under different usernames, from Windows). I ...
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0answers
32 views

Linkbucks Adware on Goo.gl links

I have created a goo.gl shortlink for my app page, so that I can know how many times the link is clicked from my page. I checked the link when I created it, and it worked fine. Now when I checked it ...
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0answers
15 views

Apache Virtual Host loads slowly on Chrome and Firefox, not at all on Safari

I originally wrote a post here, which I now know is down to Safari/browsers or something. Basically, my Virtual Host, 5lines.dev, which is a WordPress Multisite, loads really slowly on Chrome and ...
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0answers
10 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 ...