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

learn more… | top users | synonyms

0
votes
0answers
12 views

Running a web application without internet on ubuntu

I have a web application running on Apache server which responds to the mobile client requests over the internet. My plan is to implement this in to an offline Linux pc which does not have any ...
0
votes
0answers
12 views

DNS for home network with dnsmask: doesn't change IPs

I've got a home network: three hosts on OS X and printer. All the devices are wireless and connected into a network via Actiontech T1200H router which is also provides internet. One computer(MacPro) ...
4
votes
2answers
5k views

Remotely push DNS server to client via OpenVPN

When I try to push a DNS server via the OpenVPN server-config I don't get that server to be the first DNS server on the connected client system. It ends up being specified as an alternative DNS ...
0
votes
0answers
4 views

OpenVPN client fails to activate pushed DHCP options for DNS and DOMAIN

OpenVPN client is connecting to OpenVPN server OK. During connection, we see the options pushed contain dhcp-option of DNS 10.0.0.2 and DOMAIN prd1.o2: Sun Aug 2 17:31:06 2015 PUSH: Received ...
8
votes
4answers
3k views

How do I setup a local DNS server on Mac OS X 10.7 (Lion)?

I had some serious lag to resolve website address and sometimes things simply wouldn’t load; pages keep loading for 5+ minutes without even a timeout error. So I had setup a local DNS server/cache ...
0
votes
1answer
22 views

Command to find domain name from IP address

I have a website with dedicated IP address. Currently it is: 184.154.225.69 If I do nslookup this IP, I get placeholder.sgded.com as output name. But I want to get my domain name, exactly how I get ...
3
votes
1answer
3k views

Using VPN connection in OSX will only route through the first service in “Service Order”

I am trying to get my VPN connection to only route network traffic related to my workplace through the VPN connection and any other traffic through my Wi-Fi connection. If I have my Wi-Fi at the top ...
2
votes
1answer
3k 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 ...
32
votes
6answers
81k views

Is there a way to get the complete zone file for a domain without contacting its host?

I know that it's probably (no longer) possible because of abuse, but I want to check nonetheless. Is there a way for me to obtain the company zone file for a domain myself, without having to contact ...
0
votes
0answers
83 views

The requested URL “/crossdomain.xml”, is invalid.

Every time I try to access the game lobby for a website I keep getting an error. The error only started yesterday and I am confused as to what the problem might be. I believe the problem is caused by ...
1
vote
1answer
60 views

My ISP is blocking some sites. How do I determine where and how it is blocking it?

Anonymous account for obvious reasons Sometime in the last 12 hours, multiple Indian ISP's including mine started blocking well known "adult" and some other sites. I ran some rudimentary diagnostics, ...
0
votes
0answers
7 views

Do I need Active Directory for routing on a Windows Server?

I just use basic RRAS with NAT, DHCP, DNS(proxy/relay mode), and MS NetMon. I've been using this setup for a while and I haven't really used Active Directory at all. Is it okay to remove Active ...
0
votes
0answers
12 views

Can't get second router to assign Xbox 360 an IP address. Functions fine otherwise

Due to the layout of my house, I'm forced to use multiple broadcasting devices to cover it with signal. I have an Ethernet cable ran from an open port from my main router (the one connected to the ...
1
vote
1answer
16 views
+50

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

Our company has it's own dedicated nameservers running cPanel/WHM DNS Only, which are using the hostname ns1.ourcompany.com ns2.ourcompany.com and so forth. One of our clients is a reseller and ...
0
votes
1answer
16 views

Connecting to two Networks with different DHCP servers

Ok, So at home I have two wired Networks (one with internet access and one that doesn't) I have Multiple Network adapters on my PC and I want to use one into one network and another to the other ...
0
votes
1answer
14 views

How to check for malicious DNS records?

A router under my control has been compromised, and the attacker has changed the router's primary DNS server to one that I haven't seen before, and it does not belong to any ISP's. I'm guessing this ...
0
votes
1answer
9 views

Configuring MX using your own DNS

I'm running my own public DNS server and now working towards creating my own mail server for the domain. I have added the mx record into DNS as mx1.example.com. However, mx1 obviously doesn't point ...
-1
votes
0answers
40 views

Internet connection not working

This problem is not really related to programming, but to my computer. As of this moment I'm writing from my mobile phone. Not because I want to, but because I'm forced to. Maily because I have no ...
5
votes
10answers
15k views

Why does my internet connection fail intermittently?

On my laptop, my internet connection fails now and again. I'll go to a web page (Let's say Google) and I'll get page not found. I'll then sit and press F5 to refresh the page until eventually after a ...
1
vote
1answer
3k views

Resolving local hostnames with D-Link DIR-657 router

How can I resolve local hostnames with the D-Link DIR-657 router? With my old router I could just enter the device name followed by .home, eg. raspberrypi.home. However neither of these seems to ...
3
votes
1answer
194 views

Ubuntu only resolves DNS when the router's IP address is present in the DNS servers list

When I use DNS servers other than my router's IP address, Ubuntu or any other application (web browser) fails to resolve host names. I have added Google's DNS servers (8.8.8.8 and 8.8.4.4) using ...
1
vote
1answer
113 views

Curl shows redirection to localhost

I am using an iMac (27-inch, Late 2013) running Yosemite 10.10.2 (14C109). Recently I ran a curl command and it appears as though there is a local proxy or server running on my computer. Here is the ...
0
votes
1answer
24 views

Anyway to make OpenVPN's DNS entry the last priority?

I'm connecting from school to home. I have OpenVPN set so that only home network connections go through the VPN; it is NOT set to send all traffic through the VPN. And I would prefer to keep it that ...
0
votes
0answers
10 views

No IPv4 DNS Server showing in my connection status?

How do I connect to a broadband when there is no IPv4 DNS Server showing in my connection status?
0
votes
0answers
2 views

SRV record for service on Azure VM

I am pretty new to DNS and the like and am a bit stuck. I have an XMPP server that is hosted on an Azure VM. I need to add an SRV record so that the clients and resolve the hostname from the JID but ...
2
votes
1answer
25 views

Mac unable to browse to any websites hosted at a single IP

I am unable to browse to any websites that are hosted on a single IP address - a reseller web hosting account that I manage, with a number of websites on it. This occurs in all browsers. Other ...
1
vote
0answers
12 views

A record pointed to an external ip + virtualhosts

Good morning, I have 2 servers (#1 and #2) My domain name is pointed to #1 and there in the DNS zone I pointed the "A record" to #2 IP address, (with this setup I can have mails on #1 and website on ...
0
votes
1answer
25 views

Internet drops - two routers handing out IP addresses?

My apartment block of 14 apartments share one fiber-optic internect connection. However, I've been having trouble setting up my wifi. I have two routers. 1) A D-link. This works out of the box, but ...
-4
votes
0answers
32 views

Unable to open a single website [on hold]

I'm unable to open one particular website on my PC. Weirdest part is that the website is up and accessible from my mobile which is connected to the same network. I'm even able to ping the website from ...
0
votes
0answers
28 views

IP not resolving to Domain Name

I'm using Apache as a web server, but can't get the IP of a subdomain to resolve to the domain name. My config is as below: /etc/hosts 127.0.1.1 store store 127.0.0.1 localhost ...
2
votes
2answers
3k views

How to trace the route of a DNS query?

... up to the DNS server that answers it? When I use the public DNS server provided by Google (8.8.8.8), this is the DNS server reported by "nslookup" (8.8.8.8), however the www.dnsleaktest.com ...
0
votes
2answers
15 views

Using a VPN provider thoughts about security

If i use an a VPN provider that offers Open VPN would i still have to worry about my DNS requests possilby getting messed with and that i am getting forwarded to a malware hosting site or is this ...
-2
votes
0answers
33 views

StealRAT on unbuntu server, IP blocked by CBL. Can't work out how to remove [duplicate]

I noticed my mail.log was 4gb in size so I opened it up and it has 12 million lines similar or the same as this: Jul 19 06:53:04 dglcreative postfix/smtp[17863]: 8DAE81267C7: ...
2
votes
4answers
2k views

Chrome is unable to connect to the Internet

I'm getting the error code: DNS_PROBE_FINISHED_NO_INTERNET in Google Chrome. The thing is, I have a working internet connection. I am posting this using that connection, using Internet Explorer. It's ...
0
votes
0answers
98 views

How to have access to iis server inside VM with Bridged connection

I have a LAN, and I have several machines connected to that LAN. In one of the machines i have a VM that has installed Windows Server 2012 R2 and has several iis sites running in it. I want to have ...
2
votes
2answers
56 views

How can I find the name of an MSA server if all I have is the domain name?

Edit (it wasn't clear what I was asking): I wanted to send email to my Verizon address by submitting it from my home network to the Verizon MSA. So my question was: how can I find the name of an MSA ...
16
votes
2answers
14k views

How to get VirtualBox VMs to use host's DNS?

I use VirtualBox for my VMs. My office network setup is wireless, i.e. I connect to my company's WiFi network, which has a local DNS to resolve local names (such as something.mycompany.com going to ...
1
vote
1answer
6k views

Name resolution for the name…timed out after none of the configured DNS servers responded

I am getting this message in system event during my PC startup Name resolution for the name website.com timed out after none of the configured DNS servers responded. And another same message ...
2
votes
5answers
3k 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 ...
1
vote
0answers
23 views

Wrong dns suffix is appended

I use Win7 inside a vpn, and my organization have a few dns suffixes that are used: a.myorg b.myorg c.myorg and I'm using the server server.c.myorg. And some of the time when I do ping server, the ...
2
votes
1answer
171 views

How to Diagnose Firefox DNS Issues

I'm currently running Firefox 34.0 and Chrome 39.0 on Ubuntu 14.04. Firefox is presenting with extremely slow DNS look-ups that aren't occurring in Chrome. In order to repro, I've shut down both ...
0
votes
1answer
25 views

How do I simulate a DNS server returning a SERVFAIL in response to a A query?

Goal When an A query returns an NXDOMAIN response, my java app throws an UnknownHostException. I would like to know if a SERVFAIL response from DNS servers caused java to throw this error as well. ...
0
votes
1answer
43 views

How to configure DNS servers manually on Ubuntu server via bash?

I still want to use DHCP to obtain IP4 and IP6 addresses. DHCP delivers DNS servers I want that the DNS servers from DHCP are ignored and two servers I specify manually are used instead. Must be done ...
1
vote
1answer
30 views

Reroute direct DNS requests on OpenWRT

On my router with OpenWRT, I use dnsmasq for DNS poisoning to block ads. If the host is on the list, the router replies to the DNS request with 192.168.99.99, which only and always serves a 1x1 ...
0
votes
2answers
32 views

nslookup can't find server

My Linux host name is Jenkins, but why it can't find it? admin@Jenkins:~$ nslookup Jenkins Server: 8.8.8.8 Address: 8.8.8.8#53 ** server can't find Jenkins: NXDOMAIN I googled ...
1
vote
0answers
44 views

DNS Search Suffix: Multiple domains, multiple DNS servers

I'm at work connected to workdomain.com I use a client VPN connection to connect to homelab.com Now if I ipconfig /all I get: Windows IP Configuration Host Name . . . . . . . . . . . . : ...
2
votes
1answer
42 views

How to check if the server I'm connecting to is owned by Google?

On my home machine, google.com resolves to 46.134.200.108 (public100460.xdsl.centertel.pl). WHOIS for that IP indicates that it's owned by Orange, which happens to be my ISP. On my VPS, google.com ...
0
votes
0answers
173 views

firewall detecting outgoing connections of weird hostnames

Recently, I am monitoring every outgoing connection with the help of my firewall. Sometimes when I want to connect to the Internet I receive alerts that some strange looking hostname is going to have ...
0
votes
1answer
26 views

How can I bypass dns for one hostname on one wifi network

I'm a complete beginner when it comes to network administration, and am trying to speed up a connection when possible. I have a service on my laptop configured to connect to my server over the ...
10
votes
6answers
35k views

ping can't resolve hostname, but nslookup can

ping tells me that it can't resolve some hostname ("ping: unknown host domain.company.local") in a URL but when I use host or nslookup on the same computer on the command line, the resolutions works ...