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

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DNS errors on all computers driving me crazy. How do I fix this?

My asus rt-ac66u router and ZyXEL modem are what I setup after changing ISP s. The modem was provided, and the router I bought. I set it up and everything was fine, until I get constant "resolving ...
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1answer
24 views

Why can't Google Chrome resolve subdomains from /private/etc/hosts?

If I define subdomains in /private/etc/hosts on OS X, such as test.localhost, Google Chrome (51.0.2704.106 (64-bit)) isn't able to resolve them (even though it worked until today). Other browsers (e.g....
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24 views

What is my DNS mis-configuration in docker?

I recently installed docker on my ubuntu 16.04. I pulled and run hello-world, ubuntu and sinatra images sucessfully, but they cannot connect to the internet I think!! Example the following errors ...
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10 views

How to host Openshift Free Tier on <mydomain>.com and not <path>.mydomain.com

I have a Ghost Blog setup at blog-myaccount.rhcloud.com How do I make it available at mydomain.com CNAME cannot use mydomain.com and Redhat doesn't provide Nameservers or IP address.
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2answers
21 views

What parameters do I need for the “netsh int ip set dns” Windows command?

This article calls for CMD commands to fix an issue with DNS lookup. All the commands were successful up to these last two: netsh int ip set dns netsh winsock reset When I try the first command, ...
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17 views

Creating a poor man's DNS/name resolution with VirtualBox NAT network

I am running VirtualBox 5.0.22 on Windows 10 Pro (mikaw10) as host and have set up the following systems all with one NIC and a NAT network called unix-machines: Ubuntu 14.04 LTS 32 bit (ubuntu1404) ...
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10 views

dnsmasq to provide public DNS service

If I'm to provide DNS service to the public using dnsmasq, how to set the listen-address? I changed mine from 192.168.1.1 to 0.0.0.0 and it stops working: $ cat /etc/dnsmasq.d/public.conf # listen to ...
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12 views

Setting up a website on Azure + namecheap

I am having such trouble getting simple websites to run on azure(Azure seems to over complicated to me). I have a domain on namecheap and I am trying to setup a simple website app on azure. Can ...
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3answers
28 views

How can I give a custom URL name for a router IP?

I have a router I'm playing with and I am curious if it is possible for me to give a custom URL name to the IP of the router, so that people in my house can type http://www.my-fancy-url.com rather ...
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2answers
63 views

Alias for IPs in the home LAN network

Is it possible to assign a readable string alias to an IP address like 192.168.1.1? Maybe something like this: 192.168.1.1 -> router.home or 192.168.1.22 -> printer.home There is no need ...
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41 views

Why is my IPv6 Address showing instead of my IPv4?

I am wanting to host a server, and I would like people to join through my IPv4 Address, but when I use ipconfig in the Command Prompt, I only get my IPv4 Address, and when I google "What is my IP" I ...
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1answer
28 views

Why does Ubuntu resolve hostname but Win-10 does not?

I am pinging a network device with the syntax: UBUNTU>> ping myHost Ubuntu is able to resolve the hostname (myHost) to the correct LAN IP (192.168.XX.YY), whereas Win-10 is unable to do this unless ...
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24 views

Getting constant DNS errors through my router, how do I fix this?

I changed my ISP, the new ISP provided a ZyXEL modem, and I hooked up a new ASUS rt-ac66u router. When I'm connected to my router through Ethernet or WiFi I get DNS errors. Sometimes they last for a ...
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17 views

Linset using Kali Linux, stuck at last part. FAKE DNS won't get response

I am trying linset using Kali Linux i386. at first my problem was the DHCP, fixed that with copying dhcpd.leases file. was able to get a handshake but i wont get any response into the FAKEDNS it ...
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18 views

No internet when obtaining IP address automatically(static works) with HP 1910-8 switch

I can ping all VLANs from all VLANs in the switch. I can log into the router/gateway from all VLANs. I can even ping 8.8.8.8, for example, from all VLANs. I can only access the Internet from VLAN 1. I ...
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31 views

Connect New Server to Static IP and To DNS Server

I have a strange setup. I have drawn a pretty crude diagram so it may be easier to explain. Usually, all the new servers we add just go into the HPC cluster and we assign an IP address through our ...
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2answers
22 views

Once DNS info is cached, does that DNS server become authoritative for the domains it has cached?

I know the semantics don’t sound right, but I just came up with this question. Let’s say a client queries a DNS server for www.example.com, which recursively asks the root server, then the TLD, then ...
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15 views

Samba Not able to access if wrong DNS is specified in Back to Back Connection

We have 2 systems connected to each other through a LAN cable , so the connection here is BACK TO BACK , and it is not connected to a router or any outside node , it's just connected to each other ...
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14 views

Some webpages timeout in multiple browsers

Some websites take a long time loading, and eventually timeout before showing the page. Other websites are loaded without delay. This happens in FF, Chrome and IE, on Windows 8 to the same sites. ...
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11 views

DNS config to point subdomain to another vhost

I have a digital ocean droplet where I have one server block serving a static homepage and another server block serving a meteor.js application. I'd like to point a subdomain at the meteor application,...
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Do servers hold one website only?

As from what I understand the DNS link the domain name with the IP address of the server the website is stored on, does that mean each server can only hold one website? If they don't, how does calling ...
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Configuration changes going from static IP to dynamic IP for Comcast

I have limited networking experience and I am looking for help to get my internet connect back up and running. I currently have Comcast internet modem which is 10.1.10.1. My pfsense router is 10.0.0....
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1answer
32 views

Internal Domain on OpenVPN with Dnsmasq

I'm trying to get dnsmaq and OpenVPN working together on DigitalOcean. I want to create a VPN that forwards the requests that end with *.local to the droplet and the others to be resolved by Google ...
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38 views

“the dns server is not a valid ip address” error

I today I tried to set google's dns server (8.8.8.8) as my dns but I can't. when I click OK a popup comes out saying "the dns server 8.8.8.8 is not a valid ip address", I'm wondering why, I always ...
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1answer
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os x server saves dns files on root instead of /Library/server/named

my attempts to activate dns-sd on my os x server installation have somehow broken where it saves dns settings! db.[FQDN] files are NOT going to /Library/server/named where they used to (and where Edit ...
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1answer
40 views

Best configuration for using an external DNS Server in addition to a Domain Server

I have Cable Internet from Comcast (Xfinity) with a 256Mbps connection. Then I have a WRT1900AC Router (with the wireless turned off). The configuration is as follows: Subnet: 10.10.1.0/24 Router: ...
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19 views

AD DNS Server resolves old IP adress after being moved to new IP range

I'm currently experiencing an issue with a DNS server (on Windows 2008), which was moved to a new IP range. The IP address was changed, but somehow the server address keeps popping up as the old IP ...
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35 views

Yahoo won't load, but pings okay

halfway thru the day, Yahoo.com stopped loading. it comes to ERR_CONNECTION_ABORTED on Chrome. i also tried Firefox and IE11, with no better results. it works on my cell network, but not on any ...
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2answers
29 views

How to redirect my DNS server

I have domain I use at home, for argument sake lets call it domain.com. I use this domain on my home network but I actually also own the domain. So when I load www.domain.org and one subdomain I want ...
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44 views

Router crashes if download speed goes to high

If I cap my download speed to 1.5 mb/s or 2 mb/s my internet is stable however if I set the download speed cap to unlimited or 3+ mb/s it looks like my router crashes and my internet stops. During ...
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21 views

IPv6 name resolution fails

My internet connection is provided by my university Case 1 My University -> Laptop direct connection Everything works fine here Case 2 My University -> Netgear WNR614 with DHCP -> Laptop IPv4 ...
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1answer
25 views

openssl s_client returns DNS error

When trying to connect to a site using openssl, I get the following error. $> openssl s_client -connect www.citibank.com:443 getaddrinfo: No address associated with hostname connect:errno=2 But ...
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Redirecting wildcard domain to local ip address

I try to have my local workstation redirect a complete wildcard subdomain to a specific ip address. I run VirtualBox on my CentOS 7.2-1511 which provides a VM on 192.168.11.11 (for those interested: ...
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1answer
29 views

Blocking the ISP's ads appearing after a possible DNS grab and redirect via port 53?

I'm asking this question here because I already asked it on ProWebmasters and the moderators said the people on SuperUser might be able to answer it. The question: http://webmasters.stackexchange....
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40 views

Netsh the filename directory name or volume label syntax is incorrect

I would like to change an IP address in a Wireless network connection with a cmd line. I have tried: Netsh -c "interface ipv4" set address name=”Wireless Network Connection” static 192.168.168.6 255....
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22 views

Can dnsmasq resolve specific domain by more than one server?

Consider company compx has the domain compx.com and without special configuration, dnsmasq can resolve computers in this domain just fine. Now I log into the VPN of compx.com with vpnc. Instead of ...
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3answers
128 views

How to create domain “alias” for entire url?

I have set up a DNS server for local use in a LAN. This server can resolve IP addresses, so when I ping mypc.company I get a successful reply from the IP address 192.168.1.34. Problem I have ...
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44 views

Reverse DNS zone not working publicly

I set up a dns server to run publicly and everything is running ok, except for the reverse zone, which locally is successful but doing the query in any other dns gives the following error: root@ns1:/#...
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37 views

how to block connection to a domain in firefox

i need to utterly block a domain from even being connected to. obviously, addons wont work, since those only check the URL of the site the browser is navigating to, not domains the browser is ...
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2answers
52 views

How do I completely flush dns on windows 10?

There's a domain that my PC keeps resolving to 127.0.0.1, I made sure my etc/hosts file does not contain that domain, and I kept running ipconfig /flushdns, but the domain still resolves to 127.0.0.1. ...
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1answer
37 views

Why would my TP-Link ADSL+Router not allow my computer to access Internet?

So, my workplace got a new TP-Link Modem+Router installed a few days back and it's giving me trouble ever since. Everyone's computers and other devices can access Internet via the router, even I can ...
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1answer
26 views

BInd9 not woking with ipv4 by default

I have an Debian running Bind9 with many logs like error (network unreachable) resolving so set -4 in /etc/default/bind9 but not forced to work with ipv4 look the /etc/default/bind9 # run ...
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1answer
17 views

bind9 as local caching name server and /etc/resolv.conf

I'm trying to set up BIND9 as a local caching DNS server. I'm about to do that on all my systems: Linux, SmartOS, Mac OS X. Seems like it's quite easy to setup bind for that. My question is: Do I need ...
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Restrict|Limit DNS Nameservers

I'm running local DNS (BIND9 on primary and secondary Ubuntu servers). On my Ubuntu desktop, however, I've noticed that while it usually seems to be resolving addresses properly with the local DNS ...
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1answer
105 views

DNS error when connecting to router via IP

Today, I tried to connect to my router using it's IP (192.168.x.x) and I got a ERR_NAME_NOT_RESOLVED on Google Chrome / Windows 10. I do use Google's DNS server (8.8.8.8;8.8.4.4), but the issue did ...
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36 views

Can access the host via browser or cUrl but cannot ping

C:\>curl.exe http://google.com <!DOCTYPE html><html><head><title> ... </html> C:\>ping google.com Ping request could not find host google.com. Please check the name ...
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2answers
74 views

Unable to receive external emails

Our domain subscription was cancelled this morning due to an expired credit card on the account. A slew of problems followed. We got our domain back up and running and Most of the problems have been ...
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1answer
116 views

DNS service discovery using Consul in Docker Swarm

I'm trying to get service discovery working using consul DNS. I've set up a docker swarm with a consul cluster functioning as the key/value pair backend required by swarm as well as functioning as the ...
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49 views

How to block the DNS query on DNS server from Windows machine

We have windows 7 machine which was on domain(Windows 2008 server) but Now We have to remove the Windows server from network and we can't remove the domain from client machine. Setup the another DNS ...
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2answers
522 views

nslookup returning fake results for one particular domain

I've just noticed some very strange and concerning results when I attempted to do an nslookup for a one of my domain names from one of my hosted virtual servers. The domain [mydomain].info is ...