Questions tagged [internal-dns]
DNS that is visible within your corporate network and VPN, but which is not visible on the public Internet.
905
questions
2
votes
1
answer
3k
views
Since when the linux host utility ignores /etc/hosts? [closed]
I was struggling trying to find out the reason why the linux host utility was ignoring my /etc/hosts file until I find the answer to my question here: hosts file seems to be ignored:
With this ...
0
votes
1
answer
5k
views
Cisco asa 5505 to use internal DNS server
I have just installed and configured a ASA 5505 firewall (basic license) which has 3 VLANs (outside, trusted, untrusted) and the configuration is really basic.
Outside is for internet, trusted is ...
3
votes
5
answers
396
views
How to convince a corporation to use DNS? [closed]
This is not the first time in my life when I have to convince a smaller corporation about using DNS service instead of /etc/hosts files and IP addresses. It might seem silly/funny at the first time, ...
0
votes
2
answers
387
views
DNS and Subnet mask
If I change the subnet mask on my network will it effect the DNS server there? I just did an upgrade from 03 to 08 AD and when i did the upgrade i by accident put the subnet mask at 255.255.255.128, ...
1
vote
3
answers
5k
views
Windows DNS times out when connected to VPN
I've got a Windows Server 2008 R2 AD server that handles DNS for my network.
From the main LAN, DNS works fine. However, when you connect remotely from the VPN, DNS returns internal resources ...
0
votes
3
answers
5k
views
My external IP opens my adsl model configuration instead of pointing to my server even after PF?
I have forwarded port 80 of my ADSL router modem (DLINK DSL 2640 T) for virtual server 192.168.1.18 which is my server running apache . Problem is typing 192.168.1.18 points to apache webpage on my ...
0
votes
4
answers
5k
views
Dnsmasq on Tomato firmware won't reply from simple name address
I want to be able to access computer 192.168.0.3 from the simple name "pos". Not "pos.com" or anything. With my setup below I can ping dev.pos, just not pos. I have to ping mydomain.pos to get a ...
2
votes
4
answers
1k
views
Resolve domain to another domain's IP on Linux via local DNS
I have a local domain name "SomeName" and an Internet domain "AnotherName.dyndns.org" whose IP can change at any time (it uses a dynamic DNS). I want to resolve "SomeName" to "AnotherName.dyndns.org"'...
2
votes
2
answers
6k
views
Internal DNS for non domain users
At the company I am at we have an Active Directory setup with an DNS server. All the computers that are part of the domain can resolve name from the DNS server with no problem.
The current issue is ...
1
vote
2
answers
7k
views
How do I make a DNS record for only one subdomain and forward the rest?
I am using Windows server 2003. My primary domain controller is my DNS. I want to make an internal subdomain for my main website, like a staffpage.oursite.com . However I do not have a zone for ...
3
votes
1
answer
246
views
Prevent Server 2003 DNS from caching Failed Lookups
We have a Server 2003 running DNS with Root Hints but with some forwarders for specific domains that contain private services.
The DNS servers for the private services are on site to site links, and ...
0
votes
1
answer
123
views
What DNS entries should exist for primary domain?
I have an old domain that was first set up in NT4 days. It has been through several admins, some better than others. The last upgrade done was from 2003 to 2008 R2 via a migration to new DCs. I'm now ...
0
votes
1
answer
824
views
Wrong DNS name for client when client connects to MySQL - how to use another client host name?
I'm trying use a host restricted MySQL user when connecting from one Amazon EC2 instance to another. I wanted to use elastic ip address for their dns function, but you can probably ignore the Amazon ...
0
votes
2
answers
151
views
When my domain users in “example.org” type the internet address, www.example.org they cannot get to the public domain website
I have a Server 2008 Domain Server [DC Controller] named “example.org” the same as my public internet domain www.example.org
When my domain users in “example.org” type the internet address, www....
1
vote
2
answers
13k
views
DNS update to resolve external address as internal IP
This should be a simple one:
We have an inhouse mail server, so our outlook users hit it locally.. mailserver.mydomain.local
But smartphone and laptop users need to be able to hit it from inside and ...
3
votes
2
answers
2k
views
Split DNS - Cleanest solution for easy maintenance?
We have split DNS set up for our domain, which causes internal clients to resolve different DNS records from external clients.
As it is right now, the two zones are managed completely separately. For ...
2
votes
1
answer
80
views
Adding SSL certificate made it impossible to access all virtual hosts
I just added a self signed SSL certificate on one of my virtual hosts. I'm using Ubuntu Server and Webmin, if that helps. The site I added the certificate for works perfectly, but trying to access a ...
1
vote
2
answers
3k
views
Why is DNS updating every hour on the hour?
I have a Server with a statically set IP address of 10.200.0.30
It has a Dynamic DNS entry matching its computer name to its IP
Every hour on the hour it changes its DNS entry to a random IP address ...
1
vote
2
answers
65
views
project / user based internal DNS setup
I work for a studio that spends its days developing websites. There are often multiple people working on a project at once. I would like to be able to let people share what they are working on with ...
1
vote
1
answer
3k
views
How to access expired domain website hosted on dedicated server without doing any configuration
I am not sure, this might be a stupid question.
but I would like to know if that is possible. and any website available from where I can do this online.
One of my website is hosted on server i.e. ...
5
votes
2
answers
8k
views
Microsoft DNS: Provide different answers per-src-subnet to same query - do I need full split horizon/brain?
I have a network with two vlans, both of which refer to my AD server(s) for DNS. Some servers on this network are multi-homed.
Lets say we have the two subnets A: 192.168.7.0/24 and B: 192.168.5.0/24....
2
votes
2
answers
4k
views
Windows Cluster IP/Hostname doesn't respond to UNC requests, yet ping and RDP work
I have a Windows Server 2003 cluster of 2 nodes in an active-passive configuration. I can ping both nodes, rdp and access their unc shares.
I also have an alias, which directs to a cluster IP set ...
1
vote
1
answer
184
views
Redirecting local domains in WRT120N
I have a WRT120N and I want that my users go to 192.168.1.108 when they type server in the browser. It would be great to modify the host file but I couldn't find that option in the web interface of ...
0
votes
1
answer
2k
views
Multiple Homed Windows 2008 Server / Windows 7 Client
I have a small Windows 2008 network, with some Windows 7 clients. The clients are both laptops with docking stations and I would like them to communicate with the Windows 2008 server (for filesharing) ...
0
votes
1
answer
568
views
Problems viewing domain.com from local LAN in split-horizon 10.6 OS X Server
Having a weird DNS issue. I've had a split-horizon system on my 10.6 OS X Server setup for sometime; this server runs Open Directory and hosts our website. But recently, seemingly after the 10.6.8 ...
0
votes
2
answers
233
views
Looking for Iterative Resolver
I am looking for an Iterative Resolver server - a server that would handle the DNS resolutions for PC users in an environment. I am well aware of the Microsoft DNS and Bind, and also of free services ...
15
votes
1
answer
15k
views
What is the point of the zones.rfc1918 file for Bind9?
Using an Ubuntu 10.04 LTS server in a standalone environment and trying to use views to serve two different subnets of clients. Getting errors regarding the zones.rfc1918 file, so I'd like to know ...
11
votes
5
answers
35k
views
Two Different Domains & Domain Controllers on Single Network
I'm attempting to determine whether it is possible to have two Active Directory domain controllers running on the same network, within the same subnet, with two separate domains. I do not want these ...
3
votes
3
answers
659
views
Local DNS Response Time Problem on SBS 2008
The problem:
LAN client computers ping remote.mydomain.com and it resolves to our static, WAN IP Address. It should resolve to our server's local LAN IP Address.
The Details:
We have a total of one ...
1
vote
1
answer
748
views
dnsmasq server with os x clients
I've set up dnsmasq on an ubuntu server on a small local network with several clients including some Windows and some OS X. Windows clients are working great. The OS X clients are having the classic ...
1
vote
1
answer
3k
views
DNS Validation fail
I'm running a DNS server and an outer-webserver on the same computer, which means the same external and internal IP's.
I've checked them with tools.pingdom.com and these:
http://www.intodns.com/...
0
votes
1
answer
100
views
Windows Server 2008R2 DNS local IP's
I have a Windows Server 2008R2 server running as our domain controller and DNS server. We have a number of local IP addresses that users access quite a few times a day. At the moment they have to ...
1
vote
2
answers
301
views
Easy "behind the firewall" DNS app for amazon ec2 instances
Context: EC2 testing puts us in a BIND
We're increasingly using amazon ec2 instances for testing.
The one pain point: each time we restart an instance the IP address changes. (static ip's aren't an ...
1
vote
1
answer
475
views
Domain forwarding or masking on local machine only?
I'm sad to have to ask this question, but I'm not even sure of what to call what I'm trying to do, so Google isn't much help.
I'm doing some work on a company website from outside the company's ...
28
votes
5
answers
289k
views
How do I determine what my DHCP server is?
I have a sad network left behind by some careless administrators - I am in the process of figuring out exactly what services are running where, not excluding the possibility that some services are ...
8
votes
1
answer
20k
views
BIND9 forwarders not working. Internal DNS resolves but doesn't forward requests it can't process
I have BIND9 set up with proper recorders for my domain example.com, something.example.com is actually working...
When I have my DHCP server pointing at this DNS server I can get to webmin (https://...
2
votes
2
answers
340
views
DNS problems when connecting to home network through VPN [closed]
I recently enabled VPN connections to my Windows Server 2008 R2 box, and even though I can connect to it just fine from Windows 7, I am unable to access anything on the network via its intranet domain ...
-2
votes
3
answers
149
views
Point A record to domain [closed]
I have only an A record for a domain (the nameserver is somewhere else but they pass me an A record) and I want to point it off my server to a url such as www.example.com/mypage.
Is that possible? If ...
0
votes
1
answer
510
views
Internal DNS Server's Interactions with Local Client Computers... How do they work?
I'm setting up Split Horizon DNS. I have an internal DNS server, running Ubuntu Server 10.04. Everything has been set up properly as per this article's instructions. (I know that it is a mail server ...
0
votes
2
answers
1k
views
Name Resolution in a DMZ
We're building a new set of web servers to be located in a DMZ, but we want them to be able to use our internal mail server. The mail server has a CNAME of smtp.uk.ourdomain.com - our existing servers ...
15
votes
5
answers
65k
views
Querying DNS for CNAMEs for a server
Is there a way to query our internal DNS entries to discover all the CNAME entries that point to a particular server?
Edit: We're a Windows environment, Server 2003.
3
votes
4
answers
5k
views
How does an internal DNS server work in relation to our local servers and domain names?
How can an internal DNS server work in relation to a domain name we currently own?
If my company's website is example.com and it currently points to a DNS server elsewhere that points to the website'...
0
votes
2
answers
110
views
Strange DNS issue - can't think of a solution
I have a DNS issue that I cant resolve. My internal windows domain is (e.g.) foobar.uk.net and I used to host a site internally on www.foobar.uk.net. External DNS records we set to send web requests ...
2
votes
3
answers
392
views
Windows Server 2000 DNS Forwarding
Im using windows 2000 Server, and I need to forward all the requests to the example.com site to another DNS Server. How do I do this?
1
vote
2
answers
3k
views
DNS preferences for windows 7 client sitting across two networks
I have a few clients that need to sit across two otherwise separate networks. Let's call them network A (10.0.0.1) and network B (1.2.3.4).
Network A is effectively a private network; any Internet ...
5
votes
2
answers
4k
views
NAT Reflection, or Split DNS?
I'm working on a network restructure that has three geographical locations, but will share some services. Two of the locations have workstations, and one has only servers (in a CoLo facility). We will ...
3
votes
3
answers
679
views
How can I search Domain Integrated DNS Entries
Example:
I have a server named server1.domain.local
I have lots of CNAME entries in various forward lookup zones pointed to server1.domain.local
I want to decomission server1, and have a new server, ...
1
vote
1
answer
196
views
Dynamic local network names for virtual hosts
I've configured a virtual machine for use as a web development platform to distribute to web developers in my company. Currently, I have the install script for each site creating a new virtual host ...
4
votes
3
answers
827
views
Do we need a DNS server when we use OpenDNS?
I am in the process of splitting roles up from one server to 5.
The current server is running as a DNS server, among other things. The DNS server just has a forwarder to the OpenDNS IP addresses and ...
1
vote
1
answer
1k
views
Intranet with local DNS resolution issues
I have a DNS server running on Windows Server 2003 that is configured as the primary DNS server for my intranet. I have several DNS entries for our QA server and other local addresses set up there. ...