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

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122 views

Whois command corrupted on mac

Whois lookup is not displaying correct information. Dig and other network commands work perfectly correct and I'm able to connect to any/everything. However, this whois lookup corruption concerns me. ...
-3
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2answers
210 views

Why is this site redirects to my localhost at ubuntu? [closed]

Help understand why http://dkif.netadsopt.com/ redirects to my localhost at Ubuntu? Thank you in advance.
3
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2answers
7k views

DNS lookup problems Mac OS X - but nslookup works!

I'm having DNS lookup problems on my internal network. I'm using an internal DNS server with the ip 192.168.1.254. If I use nslookup everything works like it should: hawk:~ user$ nslookup ...
5
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3answers
13k views

Windows 7 stopped using the 'hosts' file for DNS resolution

I am running Windows 7 Home Premium 64-bit. Starting today, I noticed that DNS resolution is not reading my %SYSTEMROOT%\System32\drivers\etc\hosts file. I say this because I added two new entries to ...
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0answers
11 views

Redirecting for stb

I want to create a custom portal for my Amino iptv stb, but I have a locked stb - so no root user access. With putty I managed to sniff what site stb is trying to reach - s.p.dom.com Could I use my ...
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1answer
32 views

How to make router DNS settings permanent?

I have just bought a D'link router. But the ISP requires me to use their own DNS service. But the problem is ... That If put that DNS in the router settings, the DNS resets everytime the router is ...
4
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2answers
2k views

Wired connection periodically disconnects requires ipconfig /release and /renew to reconnect

I just got back into University and after a day of using the internet I suddenly was unable to visit other webpages even though I was still able to chat. I restarted the computer and the internet ...
0
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1answer
42 views

Visiting sites previously never visited results in page not found or junk CSS

I have recently inherited a workstation which I installed a brand new SSD in and then installed Windows 8 (I previously have not bothered with it). Bypassing Internet Explorer, I immediately ...
3
votes
4answers
3k views

How to find which DNS server I am using (of the multiple configured dns servers)

I have two dns servers configured, which are listed when viewing ipconfig /all I would like to know which of the two servers I am using at the current time i.e. from my browser or via the tracert ...
0
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0answers
36 views

Private web server not accessible from outside home network

I'm having trouble with my current ubuntu web server configuration Facts: I have configured the ubuntu server with apache2 running Virtual Host. See below. Within the private network I can access ...
1
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2answers
65 views

Mac OS X 10.9 treating subdomain as top-level domain?

I seem to constantly have trouble resolving hosts on my network from OS X systems. I have a domain (let's call it mydomain.com) with a lab.mydomain.com subdomain and the host I want to get to, at ...
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2answers
44 views

Getting DNS server, vulnerable to “cache poison” attack

As a homework at the university, I need to write "cache-poison" exploit, which should add fake "symbolic name <-> IP" mappings to DNS server's cache. So, at first, I need a DNS server which is ...
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2answers
59 views

how can I add records to the zone file without restarting the named service?

I'm working on centos6.5 and bind9 and I have managed to add records to a DNS zone by doing this steps: creating the key: dnssec-keygen -a HMAC-MD5 -b 128 -n HOST example.com. editing conf. file: ...
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votes
2answers
1k views

DNS Resolution doesn't work after uninstalling Cisco VPN & Deterministic Network Enhancer in Win 7

I just upgraded my home PC to Windows 7 Ultimate 32 bit. After trying various methods to get the Cisco VPN client to work, I gave up and decided to just run it in XP mode. The last steps I tried were ...
1
vote
1answer
32 views

What does a single . mean for a hostname lookup?

Using uTorrent I noticed a peer with "." as a domain name. I thought it was strange so I looked up the IP using nslookup and similar online services. I always get that the hostname is just a single ...
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0answers
19 views

Windows 7 infinitely loads random domains

A couple weeks ago, my Windows 7 x64 desktop started to refuse to load random domains, showing the infinite loading loop green swirl in Firefox, and its equivalent in Opera, Chrome, and IE. The first ...
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2answers
90 views

Is it possible to map static IP to computer name instead of MAC address?

I have a number of computers with different computer names connected to the network. They currently hold a static IP address based on their MAC address. In other words, the static IP address is mapped ...
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0answers
41 views

SBS2011 & DNS issue

I inherited a fully working site with SBS2011. Nothing special about the setup, has been working for a few years. The ISP changed the external IP to the site without telling us after a fault. We ...
0
votes
1answer
23 views

Setup LAN to serve webpages and voip and access to the web site from inside LAN with domain name

I'd like to know if it will work: I have my domain and I'm serving a webpage in a nginx to the internet, but if I type my domain in my laptop inside LAN I access to my modem/router configuration, I ...
1
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1answer
300 views

Setting up DNS on mobile broadband and/or setting a system wide DNS address?

I am using a Huawei E3131b 3G dongle to connect to internet. I'm having troubles setting up DNS servers that persist across reboots. Manually specified DNS servers are not used at all if I use the ...
0
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3answers
402 views

Can ISP DNS servers go down?

I'm having problems with my ISP's DNS server. I'm able to do everything except visit any website using my browser through the website's domain name. I was with the technical support for 30 minutes ...
0
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0answers
27 views

Lost internet ubuntu vm workstation. DNS issue

I installed Ubuntu 13.10 a while ago. Everything was okay while surfing internet with Chrome. But after a while, the internet got very slow. I rebooted it and lost internet connection. I thought it ...
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6answers
8k views

Can ping and trace sites but can't view on browser?

I am having issues on certain sites (not all just a few). I can ping and trace sites just fine but for some reason the sites won't load in the browser. They're just stuck at "connected to example.com" ...
0
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1answer
65 views

I have too many DNS servers configured

The OS is Win 8.1. I have my laptop connecting to my wireless router, and I have told the router to issue out DNS via the DHCP lease. The laptop is configured to use the information. The router is ...
0
votes
2answers
109 views

I need to flush dns again and again to make the sites load

I'm facing a problem where when I visit a site Google Chrome says to me:- "This web page is not available" This happens for many sites. I've searched on Google and have found a fix. If I run the ...
1
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1answer
33 views

Is there a way to fix the DNS Routing bug in 84.06.06?

My research with forums and google searches hasn't turned up anything relevant. I have lodged a service request with AVM, but not holding my breath. Overview: The Fritzbox adds static host routes to ...
3
votes
7answers
30k views

No internet through a web browser but Skype still works

We get our office broadband through a BT Business Broadband WiFi router. We have a mixture of macs and windows PC/laptops connecting to it at any one time. All devices are able to connect to the ...
2
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1answer
46 views

Registered domain 'list'

This question is similar to what I am wanting, but not quite. I have searched, without even a hint of success, for a way to 'browse' all registered domains by TLD - not just per registrar. P.S.: If ...
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3answers
49 views

How can I set a DNS on my router that goes nowhere

My router has three slots for DNS servers. I am using OpenDNS for the first two, but on odd occasions OpenDNS fails and I would like the third one to be something useless that essentially disables ...
4
votes
4answers
971 views

Where is this error message coming from?

Recently switched to a new ISP after a move, running Chrome under OSX 10.7. The problem occurs with all browsers. I see the following error when visiting various sites -- no particular pattern -- ...
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1answer
340 views

How to use a local DNS server with dd-wrt, and *not* use DNSMasq

I have a DNS server running on a Windows Server machine that resolves some local domain names into local IP addresses. I simply want to use the Windows DNS server. I do not want to use Dnsmasq. I ...
0
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4answers
53 views

OpenVPN + unbound DNS: simultaneous usage possible on same machine?

I am trying to run a OpenVPN tun server that listens to port 53 on UDP. I also am running unbound DNS on the same machine to provide DNS and filtering to the VPN and the machine itself. I am unable ...
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2answers
39 views

Can DNS Caching Be Disabled for a Single Domain (BIND)?

I have a BIND server (CentOS 6) on my local subnet handing my DNS requests. I also have a domain which points to my GoDaddy VPS. I would like to configure my BIND server so that it won't cache any ...
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0answers
29 views

Ubuntu - Change postfix domain

I used this https://www.digitalocean.com/community/articles/how-to-set-up-a-postfix-e-mail-server-with-dovecot and this ...
0
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1answer
12 views

ssh possible dns spoofing when logging into multiple machines via single host [duplicate]

I log in to the rhel5 machines at my school from home via ssh and it automatically sends me to the computer with the least load. So ssh -Y itsme@myShcool.edu will send me to either mySchoolA.edu ...
5
votes
4answers
14k 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 ...
0
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1answer
46 views

Changing Gateway and DNS addresses with batch file

I'm having a little crisis every time I have to change the gateway in order to access different sites from my workplace. It's time consuming and I'd be really glad if someone provides me with a script ...
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2answers
32 views

Why won't my domain records display even after several hours? [closed]

I updated my domain records to add CNAME records and a TXT record, but even after several days I cannot see them when I query the domain. Screenshot of domain records: http://i.imgur.com/MvYJUTq.png ...
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2answers
811 views

Is the DNS a name record relevant if I forward the domain?

I'm using GoDaddy for my domains and NearlyFreeSpeech for my hosting. I want to keep using GoDaddy for my DNS needs as it comes free with the domains. In GoDaddy, I added a CNAME record for ...
5
votes
2answers
10k views

Can't set “example.com” as a CNAME record?

I'm currently running a server at home, but I have a dynamic IP. So I subscribed to a dynamic dns service(dlinkddns.com). I made all the correct settings in my own network, and the ip updates ...
0
votes
3answers
2k views

Strange value in DNS shown in ipconfig

If I run ipconfig /all, in the DNS field it is showing numbers such as fec:0:0:0:ffff::1%1, fec:0:0:0:ffff::2%1 and fec:0:0:0:ffff::3%1. nslookup www.google.com shows some kind of DNS error (lookup ...
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0answers
12 views

DNS Server for Microsoft Exchange

I have set up microsoft exchange '13 and have an issue with sending external emails. I confirmed that I am able to receive internal and external emails. I can also send internal emails. Logs for ...
1
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1answer
43 views

x-lite dns lookup from local hosts file

I've added a domain to my local /etc/hosts file on osx 10.9.2. if I ping the domain, it resolves to the configured ip in the /etc/hosts. If I put the domain into the "Domain" field for a SIP Account ...
0
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0answers
17 views

Pointing a domain name to a server (DNS)

I have a domain name registered with a webhosting provider, however I have no hosting plan, only the domain. I would like to point this domain to blogger.com Blogger has a help page to guide thru ...
0
votes
2answers
57 views

mysql, ssh, rsync, git hang with dns name but not IP address on Ubuntu 12.04

Certain network based programs recently (problem did not exist a couple of weeks ago) started hanging for me. Some that I've experienced the problem with are mysql, ssh, rsync, and git. My first ...
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0answers
20 views

DNSmasq and VPN

I have a question is it possible to use DNSmasq only for local hosts? My situation is: I have a private server and I use DNSmasq to change public to local IP on LAN, In my work we have multiple ...
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votes
1answer
34 views

Setting up dns server on an isolated lan

I have a LAN with 2 laptops, 1 router, 2 NAS and a printer. I want to have a dns service but i do not want to have a pc permanently connected for that service. As i can define a preferred and an ...
0
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0answers
42 views

Internet slow down after Setting up Domain Controller on VM

I running Hyper-V on 12 computer and windows server 2012 on 1 computer. I set up 2 Virtual machine Domain Controller on 2 separate computer. The second one is just a failover read only DC. My whole ...
3
votes
3answers
88 views

Why mail clients do not use directly the SMTP server of recipient

Normally in a email client you need to configure an SMTP server to use to send mails. When you send a mail, your configured SMTP server simply resolve the domain after the @at in the email address of ...
0
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2answers
32 views

Can I change requests to a certain domain to go to my local webserver?

Without modifying the hosts file? I want everyone in my LAN to be able to visit "internal.mycompany.com" and reach a webserver running on my localhost in LAN and nobody on the outside of the company ...