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

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1answer
40 views

Blocking AAAA responses for certain domains

I'm in Ireland, and my current ISP doesn't provide native IPv6 access -- even if I wanted their consumer implementation of it (which is apparently DualStack-Lite). So I'm using Hurricane Electric's ...
0
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1answer
82 views

Browsers delaying 5 seconds before attempting first dns query

I have a fresh OS install with Firefox. When i open Firefox the homepage (google) takes 5-8 seconds to load. All subsequent pages load instantly. I loaded Wireshark to check if its the DNS server ...
0
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1answer
28 views

configure router for DNS queries for specific domain

I want to configure my Netgear N-150 router so that it answers DNS queries within the LAN. This is in context of running different kinds of servers: e-mail, news, web or VoIP from home. Nothing is ...
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1answer
39 views

Is it possible I would get hacked by using DNS service? [closed]

I heard some people say, it’s possible that some hackers can access PCs while using public DNS service because they’ll be vulnerable to them. However, paid DNS service requires credentials, so it’s ...
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2answers
837 views

OSX: ssh: Could not resolve hostname: nodename nor servname provided, or not known

There are two mac hosts in my Wi-Fi network (laptop and Desktop) I'm trying to ssh laptop from Desktop - everything works fine When I'm trying to ssh from laptop to Desktop doing this: ssh ...
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0answers
27 views

DNS Router redirect to private IP

Sorry, If this has been asked before or the question is stupid. I am new to networking. I need a little help. At my home, I have a public IP and a small Cisco router. I am running various VMware ...
0
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2answers
68 views

Connect to my work LAN and ADSL a the same time

The scenario is to connect to my company LAN and an ADSL modem at the same time. My PC has two network cards. one is connected to internal company LAN(no Internet connection) and another is connected ...
0
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2answers
84 views

Domain name for Raspberry pi

I've a network with a router (TP-LINK) which delivers internet to my PC and laptop. Recently, I got raspberry pi and would like to connect to via ssh. The fact that I'm aware how to set ssh connection ...
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38 views

Cannot open one specific website on one machine

I recently stepped upon a very weird problem. There is a website and mail server running on a domain XYZ.com (example) It is blocked only on one specific pc in the whole company (there are 10 of ...
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0answers
28 views

Network with 2 vlan and IP forward

I've got 2 VLAN configured in a router. VLAN1 10.0.1.x VLAN2 10.0.2.x One of my server is on the VLAN2 only. I called it "control-server". From it, I can ping the ip address 10.0.1.4 but not the ...
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17 views

short often network pauses when 2 routers connected

my network looked like that: ISP cable --- ISP modem --- my router --- cable connection to computer 1 \-- wifi connection to computer 2 everything worked ...
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0answers
48 views

IPAD Air2 PPTP vpn missing vpn dns

User has an IPAD Air2. When he connects to the VPN using his iphone it does not get dns server settings. He is connecting to Windows RRAS as pptp vpn. If I connect with a windows laptop I get all ...
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0answers
15 views

sshuttle dns resolution incorrect

I am using sshuttle. When I do not have sshuttle running, I get to www.mycompany.com just fine because DNS resolves to the external IP address, which goes through the switch and to the internal IP ...
0
votes
1answer
25 views

Share access to HTTP server on OSX?

I recently became aware of http://docs.vagrantup.com/v2/share/, which enables: HTTP sharing will create a URL that you can give to anyone. This URL will route directly into your Vagrant ...
0
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0answers
40 views

How can I troubleshoot intermittent internet failures over Wi-Fi?

I’m connected to a router in a relatively crowded area via Wi-Fi, and have intermittent Internet issues. When this happens, a direct ping from my computer to 8.8.8.8 results in multiple dropped ...
0
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1answer
30 views

Using DNS to forward to a specific local address and port?

Im running a server on a local address, a raspberry pi at x.x.x.111:64738. I own a domain, mydomain.nu. I want to create a subdomain (the hosting provides a cPanel interface) and forward it to my ...
0
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1answer
20 views

Restarting BIND service getting error

When I restart the BIND service getting this error from syslog named[4960]: /etc/bind/named.conf:15: couldn't add command channel 127.0.0.1#953: address in use Even when I execute nslookup ...
0
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0answers
27 views

How to connect two debian VMs using vmware workstation so that one acts as a web server and the other as web client

I want to connect two virtual machines running using VMWare workstations - Debian Linux and I have setup private DNS server on one VM named "Server" and other VM is named "client". I am trying to ...
2
votes
2answers
204 views

Cascading Routers (LAN to WAN) and DNS

I live in a shotgun style house and thus am required to have to wireless routers to reach every room. The first router is in my roommate's room and has an IP address of 192.168.1.1 with a DHCP pool ...
2
votes
0answers
53 views

What more user-friendly options are available for overriding DNS than the HOSTS file? [closed]

I've used the HOSTS file for years to override DNS to allow me to view test versions of a site etc. running as if it were live. However, helping others who might want to see the site before it goes ...
0
votes
1answer
69 views

SSH Connect to Domain that points to different IP

A bit of background info, first: I have a domain that is configured to run a mail server, iRedadmin, postfix, etc. I can receive and send email and everything works great. The problem lies in the ...
0
votes
1answer
98 views

“Connection timed out” on specific website but ping works

I have a problem accessing www.mafiamofo.com website through any browser, I'm getting "connection timed out" in Firefox for example. I have 2 IP addresses from the same ISP. One IP goes directly in ...
0
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1answer
19 views

Add CAA and SSHFP records to TinyDNS?

One of the folks I work with is a fan of Bernstein's TinyDNS, so we run it internally. I'm having trouble figuring to how to add a CAA record and a SSHFP record to the server. There's a page on ...
0
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1answer
53 views

Dynamic DNS Name to resolve to Internal Server IP Address

I need to setup a DNS route so that the Dynamic DNS Name resolves to the Server when users are connected on the same network as the server, when users use any other internet connection the Dynamic DNS ...
0
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1answer
43 views

I see frequent PTR requests in my wireshark capture, are they normal?

Lately I've been getting very frequent DNS lookup failuers (I use Google's dns servers) so I set up wireshark to see some of the traffic and I see many PTR requests for IP's that don't seem relevant. ...
3
votes
3answers
651 views

Find all current DNS records

I have a domain, its a client's. Their domain needs moving, but the current provider is being difficult/slow in providing details on all the existing DNS records. Plus I have not been able to get in ...
1
vote
1answer
60 views

WIFI failures: No Functioning DNS available

WIFI always disconnects, and reports "no internet access". It might connect back after some time. It happens in many different locations: at home, in coffee shops etc. My colleague told me that it ...
0
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0answers
27 views

cant browse dev server on lan, but can ping

Ive got a weird issue. My mac book has its hosts file configured with the IP Address of my windows dev server hosted on my lan. I can ping the domain name on my lan without any issue. homedev.local ...
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0answers
58 views

Periodic DNS issue?

I have a periodic issue with DNS on a network. When the issue arises, DNS lookups are extremely slow or fails completely. All nodes have been configured to use the OpenDNS servers, but I have also ...
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0answers
17 views

Why do we need A record along with Glue Record? [closed]

When setting up private DNS we first create (1) Glue records on the Registry DNS level. Say, dns1.domain.com has the IP of 1.2.3.4 Then we need to create the similar (2) A records in the zone file of ...
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0answers
93 views

Windows 8.1 DNS Issues

I'm currently having DNS issues on my Windows 8.1 Desktop that happens only on my desktop. When I first boot up, if I try to browse to or ping any website via an internet browser or command prompt ...
0
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1answer
48 views

How to use my own DNS settings as an OpenVPN client?

I am using Ubuntu 14.04 and I’m connecting to a VPN server using OpenVPN via Gnome Network Manager. I prefer to use OpenNic as my DNS but my VPN provider uses Google Public DNS. My OpenNic DNS ...
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2answers
112 views

TTL when querying for any record with dig

This question comes from this topic. When I do this I get the remaining seconds until the A record expires in the queried nameserver: dig stackexchange.com However, if I do this I get the ...
1
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3answers
151 views

Can a DNS domain name point to a folder on a server?

So I have a DNS domain name for my computer so that I can connect to it easily without remembering my IP address every time and it works great. I also have a website that is being hosted off my ...
2
votes
0answers
58 views

I have a web server, and a local server. I want to host gitlab on my local server, and access it through a subdomain on the domain I own

How do I go about doing this? I don't need to know about the networking aspect as far as my home is concerned, but I'm not familiar with DNS settings, and I've really never messed with advanced ...
0
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0answers
49 views

Single machine on my network can't load a specific website

One windows 7 machine on my local home network is having trouble loading www.reddit.com I'm on a hardline into a linksys e1200 router. Other devices (laptop, phone, etc) have had no issues (wireless ...
2
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4answers
304 views

Why google dns give the wrong name server for these adult domains

This is a continuation of question How to track which DNS my computer is using My ISP following government orders, block adult sites. Usually it's easy to penetrate the blocking. Just use google name ...
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1answer
118 views

How to track which DNS my computer is using

My ISP poison my DNS to block adult sites. If I do Pinging adultfriendfinder.com [202.73.99.3] with 32 byt Reply from 202.73.99.3: bytes=32 time=9ms TTL=61 Reply from 202.73.99.3: bytes=32 time=18ms ...
0
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0answers
72 views

two different name servers for home network and vpn network

As a disclaimer: I am new to linux. I have the following setup: At home I have a router (AVM fritz box) that serves as a dhcp server and "dns" server for my local network. I don't know if it is a ...
1
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0answers
25 views

Change HTTP/S ports in OS X Server?

I am setting up OS X Server on a local computer (for managing a few devices.) I contacted my ISP to allow me to set up port forwarding, and they said that incoming ports 80 and 443 are disabled. Which ...
0
votes
1answer
315 views

Guest with static IP - slow internet connection, random pings

I have Ubuntu 14.04 virtual machine with static ip and bridged network. Internet connection on host is wireless and most of the time works well, but sometimes it is a little bit slower too, but not ...
0
votes
1answer
34 views

Win Server 2008 DHCP on Virtual Network

I'm new to network stuff. I have 2 virtual computers running in VirtualBox: 1 on Win XP and 1 on Win Server 2008. I'm trying to create a DHCP server and DNS server on my server. I know how to add ...
0
votes
1answer
8 views

How can a host connect to a domain if the domain address changes and the entry is still cached?

I’m studying the DNS system and when I got to DNS cache I started wondering how could a host reach a cached domain if the domain were to change its IP. Basically, the idea is: The host connects to ...
1
vote
1answer
190 views

Setting up SRV records for Minecraft with Cloudflare

I can't seem to be able to setup SRV records for my minecraft server on cloudflare. I have all my name servers right. I'll show a screenshot of what I'm doing I have 2 records testing different ...
0
votes
1answer
233 views

Kali Linux inside VMWare using NAT: DNS not resolving names

I have a Kali Linux installed in VMWare Workstation. The virtual machines is configured for using NAT. The host server is Windows 8.1. DNS in Kali is not working: $ ping -c1 www.google.es ping: ...
2
votes
2answers
442 views

OpenVPN Client - DNS change; role of 4 FreeVPN.me profiles; How to remove DNS leak

I have configured OpenVPN client added and FreeVPN,me bundle. Tested all seems works fine. However I have few quires How do I know VPN works fine and connection is secured other than OpenVPN green ...
0
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0answers
281 views

Windows 8.1 cannot access network computers can access internet. DNS server not responding

I'm running on a Windows 8.1 machine and I've got two other computers on the network. One is on Windows 7, the other Ubuntu 14. All 3 are connected to the Linksys E2500 router by wire. I recently ...
0
votes
1answer
259 views

Can't resolve internal/private DNS entries over VPN connection

I have a basic VPN setup that allows me to connect to my AWS VPC via an OpenVPN client (tunnelblick 3.5). There is an OpenVPN sever (Ubuntu 12.4) that is running in the VPC which creates the ...
0
votes
1answer
63 views

Why I can't open my localhost site with internet IP?

About two years ago, I had a different connection and users—even me—were able to open my site via my internet IP or connect to my TeamSpeakServer. But ever since I changed—I reinstalled Windows too—no ...
0
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0answers
312 views

Bitdefender Firewall blocking Wifi (trusted network), No DNS probe finished

Bitdefender has blocked my wifi network multiple times, and when i load the internet google chrome says DNS probe not finished. The only way i can get on to the internet is to turn off the fire wall ...