Questions tagged [internal-dns]

DNS that is visible within your corporate network and VPN, but which is not visible on the public Internet.

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13 answers
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Using .local for internal websites [duplicate]

Is it okay to use app.mycoolname.local for URLs that are private / internal? We have several applications that are web based, but they are private apps and are not exposed to the public. We have ...
user avatar
268 votes
12 answers
620k views

List all DNS records in a domain using dig?

My company runs an internal DNS for mycompany.example There is a machine on the network that I need to find, but I’ve forgotten its name. If I could see a list, it would probably jog my memory. ...
Runcible's user avatar
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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.
PhilPursglove's user avatar
5 votes
3 answers
22k views

How to request/acquire all records from a DNS?

I want to see what nodes exist under a certain domain from within the domain. Short of querying every valid IP address within that domain, is there a way to get all records/map the network?
Ritwik Bose's user avatar
2 votes
1 answer
939 views

Wildcard DNS like "*-test.example.com"

Is it possible to set up a wildcard domain like "*-test.example.com"? The main reason I'm asking is because I'm in the process of setting up Continuous Integration with Jenkins, and we'd like to ...
Sean Hagen's user avatar
0 votes
0 answers
1k views

Azure point-to-site VPN assign static IP

I'm connecting a single server at Site 1 with my Azure virtual network (10.1.0.0/24) via a Point-To-Site VPN connection (192.168.11.0/24). The problem is that each time the connection drops and is ...
Phil Figgins's user avatar
17 votes
4 answers
56k views

DNS A record pointing to private IP address [duplicate]

I own a domain. I will call it example.com. I want to set up a local BIND server on my private network. I have a box with the private IP address of 192.168.2.13 I would like to have this box named ...
Ryan's user avatar
  • 332
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 ...
romandas's user avatar
  • 3,362
14 votes
2 answers
2k views

Should engineering have its own DNS zone, delegate, or subdomain?

We have our organization's primary domain (with AD) example.com. In the past, previous admins have created several other zones - such as dmn.com, lab.example.com, dmn-geo.com etc - as well as ...
Thomas's user avatar
  • 880
10 votes
4 answers
18k views

Private DNS zone that resolves private subdomains, and forwards to public nameserver for existing public subdomains

I have a TLD with a series of subdomains that are public, say *.example.com. I also have a private server which is used as a SVN repository, which I would like to have available at svn.example.com, ...
Adam Sharp's user avatar
9 votes
1 answer
3k views

What are the practical risks of enabling the unsecure DNS updates on Windows?

What are the practical risks of enabling the unsecure DNS updates on Windows? As far as I found enabling the unsecure DNS updates is a requirement for enabling DHCP Linux clients from registering ...
sorin's user avatar
  • 8,216
4 votes
3 answers
2k views

Suggestions for transitioning to new GW/private network

I am replacing a private T1 link with a new firewall device with an ipsec tunnel for a branch office. I am trying to figure out the right way to transition folks at the new site over to the new ...
Quinten's user avatar
  • 1,076
3 votes
3 answers
677 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, ...
bopapa_1979's user avatar
3 votes
3 answers
972 views

DNS consolidation, how to serve both internal network and the internet

Currently we have a following setup. We have two domain controllers which also serve as DNS servers, used as resolvers by local clients. We also have external autoritative DNS servers for exact same ...
Taras Chuhay's user avatar
3 votes
2 answers
3k views

How to create DNS entries on Windows Server, such that a single word (without a TLD) can be used to resolve an ip? [closed]

In the Windows Server DNS role, is it possible to create a DNS entry, such that all devices in my network (also those that are not part of the same domain) can resolve a short hostname (eg: 'test') to ...
matthias_buehlmann's user avatar
2 votes
1 answer
1k views

configuring bind to serve a default IP for DNS queries

I'm setting up a meeting and I'd like to have the computers here (which are for accessing the meeting website only) blocked from accessing the public Internet. I'd like to set up bind to return the ...
ceejayoz's user avatar
  • 33.1k
2 votes
1 answer
4k views

Bind9 not responding to outside dns queries while port 53 is open

I have setup a bind9 dns server on virtualmin and created dns zone for following domain with following nameservers. domain = thecrystalsms.com Name Server ns5.crystalhost.net ns6.crystalhost.net ...
Roshan Budhathoki's user avatar
2 votes
1 answer
10k views

BIND9 Forwarding by view

Hi I think this is a simple issue, I'd like to forward only to certain IPs in the LAN network, for example I have 2 acl lists: acl "office1" { 192.168.1.15; // With internet access }; acl "...
Tristian's user avatar
  • 155
2 votes
1 answer
6k views

OpenVPN Default DNS on Windows Clients

I have set up an OpenVPN Server on a Debian9 device so that my company can reach our server infrastructure from the outside. I'd like them to use hostnames to reach the servers so I've set up Bind9 as ...
Ror's user avatar
  • 323
1 vote
1 answer
6k views

In spite of correct DNS, Exchange sending to wrong destination server for single outbound domain

My company uses an SBS 2003 server and makes use of Exchange to host our own email. We also have a linux server hosting domains for some of our clients. In order for us to send to those clients, we ...
beporter's user avatar
  • 111
1 vote
3 answers
4k views

Windows DNS keeps re-registering deleted ip addresses

I have 2 nameservers running Windows Server 2008. On these servers we have routeable and private/non-routeable ( 10. _ . _ ._ ) IPs. The problem is that a query for the nameserver's network name ...
kervin's user avatar
  • 211
1 vote
1 answer
15k views

How to handle external and internal DNS on windows 2012

I'm trying to setup an Active Directory network on Server 2012 R2, and want AD's DNS to only be used internally (Ex: domain-controller.company.com) as well as some records that need both internal and ...
ThePopcorn's user avatar
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. ...
rsbarro's user avatar
  • 330
1 vote
1 answer
3k views

Logging DNS requests on a windows DNS resolver

How can i log DNS requests sent by clients to a windows DNS resolver without using the debug log file technique? It can be a windows 2008+ only solution edit 1 - some additional background: i ...
elhoim's user avatar
  • 157
1 vote
1 answer
157 views

Why would I want to resolve external domain names in an internal testlab network? [closed]

So I'm building a lab to learn AD and networking best practices and I've setup an AD domain on an internal network. Doing some reading, I've come upon an idea of using a caching DNS server to resolve ...
Paweł Czopowik's user avatar
0 votes
1 answer
461 views

Why create a reverse DNS record for every device that connects to a wireless network?

There's this network I connect to often. After some experimentation, I figured out that when you connect to the network, the DHCP server assigns you an FQDN that usually follows the scheme <your-...
kimbo's user avatar
  • 63
0 votes
1 answer
73 views

Dual DNS Issue - Internal & External

I'm in a fix here in offering a softphone solution for a company to allow users work from home. CURRENT SCENARIO: The company has an existing internal Windows DNS "ABCcompany.com" and ...
Matty's user avatar
  • 1
0 votes
2 answers
798 views

How do I set up DNS to respond to one or two hosts in a domain with my entries and forward the rest?

I'm not that familiar with DNS, I have a DNS server that handles all of our internal DNS entries and its fine. However we have a software package now that points to a host that exists "publicly" ...
InNeedofHelp's user avatar
0 votes
1 answer
2k views

Obtain Let's Encrypt SSL Certificate for Internal Server on Internal DNS Server

I currently run an organization and we use a internal website that is hosted within our network that runs a Gitea Server so that we are able to access important documents without having to rely on a ...
Joe's user avatar
  • 109
0 votes
2 answers
2k views

Use LAN DNS server when unqualified domain names are requested

I'd like to be able to serve unqualified domain names like "pos" or "website" from my DNS server on my LAN and have regular DNS queries like "google.com" be served from my router. On my router, under ...
JakeTheSnake's user avatar
0 votes
2 answers
4k views

How do I make my internal dns forward requests to a given server

We have a DNS server internally that looks up IP addresses for all internal hosts and connects to root dns servers for all other domains (the rest of the internet). Here is my config options { ...
ankimal's user avatar
  • 211
0 votes
1 answer
956 views

Windows Server 2016 - DNS, Domain Controller proper configuration, Active Directory

Reading on the webs for proper network configuration for Active Directory Internal and DNS1,2 external and connecting them all together have not found a clear answer as to how to implement this. I ...
UserSN's user avatar
  • 159
-1 votes
4 answers
532 views

What do I do when I've locked my self out of a newly created Active Directory server?

I've just setup a Windows 2003 server as the DNS/AD for a replace of an old server. However, it appears that I don't know the password for the Administrator account. I entered the Restore Mode ...
James Mertz's user avatar