Questions tagged [windows-dns]

Windows DNS is the Microsoft implementation of the name resolution protocol for TCP/IP networks, such as the Internet. Client computers query a DNS server to resolve memorable, alphanumeric DNS names to the IP addresses that computers use to communicate with each other.

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Query IP/hostnames in local network (Windows)

I have a Windows Server based network, running a Windows DHCP and DNS server. How can I list all the computers in the local network known to the server? That would mean querying either the DHCP or the ...
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One workstation not able to communicate with one server via hostname

I have one computer that cannot access shares via hostname. I can ping the hostname and it resolves to the FQDN fine. I can access the shares via FQDN and IP. However, when I change the map network ...
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One of 3 Windows DNS servers show the correct info on nslookup

On my network, we only have one domain. We have five Domain Controllers, three DHCP servers (one is also a DC and DNS server), and all but one domain controllers are also DNS servers. See table below. ...
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Conditional forwarder for subdomain through DNS proxy

I have a Windows AD domain : contoso.local I want to forward all requests to some.contoso.local to another DNS server through forwarding DNS server: contoso.Local.DNS => Proxy.DNS => some....
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Can I add conditional forwarders by hostname instead of IP address?

I want to add a conditional forwarder. In the UI and cli it seems to demand the IP addresses of the master servers: PS C:\> Add-DnsServerConditionalForwarderZone -Name "contoso.com" -...
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aws Private IPv4 DNS records not resolvable after changing dhcp scope

I created a dchp scope for my VPC to point to my own windows dns servers This works as expected, linux and windows instances are automatically configured to use the IPs of my windows dns servers BUT ...
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247 views

Windows DNS and long DKIM keys

One of our third party services that we sends as provided us with a DKIM record that is longer than 255 characters and they won't provide a shorter one. How do I properly use what they've provided ...
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MS DNS: Override AD-Stored conditional forwarder

AD DS Setup: Single forest with single domain contoso.com There are some DNS Servers inside: DNS-MAIN-01 DNS-SATELLITE-OFFICE-01 DNS-SATELLITE-OFFICE-02 ... DNS-SATELLITE-OFFICE-NN Every DNS server ...
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174 views

Change Domain Name Forest Root

Forest Root Name is abc123.com The only domain in the forest is abc123.com I want to add a new Domain called newxyz.com as a Tree Domain, non-contiguous domain. Using a 2way transitive trust I would ...
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Add Linux hostname to Windows DNS GUI [closed]

In Windows Server 2008 R2, and in an Active Directory Environment, how can I add an alias hostname to DNS, so that all workstation will know the internal ip address of that alias hostname? I have a ...
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How to break Windows Server 2019 in a way which will require an admin to check logs to find the answer [closed]

I am building a lab environment to up-skill admins to windows and have included various troubleshooting tasks. I would like to break DNS or some other service in a way that would require them to look ...
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698 views

How to wildcard DNS records in Windows Server DNS to catch all records

My friend creating a White-Label-Website and he asked me if they can wildcard all domain so the buyer only set their domain NS, point to their DNS server, and the DNS server return single IP for all ...
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Split-Zone DNS Windows Server 2016 not responding to external dns queries

I am attempting to setup a split-brain dns in my active directory domain. In a nutshell, two of my servers have both external and internal IP's. When a DNS query is performed for them, both the ...
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Windows DNS Server (2012 R2): SRVFAIL ("Server Failure") when resolving it's own hostname

I don't know if this matters, but I'm troubleshooting a LOB that's crashing intermittently, so why not dig into the ol' DNS on WireShark? I'm seeing regular (like every few minutes) "Server Failure" (...
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276 views

DNS reply to redirect client to another DNS server

I have a client which uses a DNS server (ServerA), and ServerA works fine for all domains For a specific domain though, I need to use a DNS Server (ServerB) which ServerA cannot access, but the ...
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dcdiag DNS test fails, but DNS seems to be working properly

Active Directory setup: Single forest, 3 domains, with 1 domain controller each. All running server 2008 R2, with the same domain/forest functional level. DNS clients are configured as follows: DC1 ...
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DNS client refuses to update Windows DNS server

Server 2016- DC and client Windows Integrated DNS Not sure why this is happening. I join a computer to AD and it updates DNS with its record. The IP changes on the client but the record never ...
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single 2008 R2 Domain controller cannot find itself

I have a 2008 R2 Standard server that acts as Domain controller and has exchange 2010 installed. There are no other servers in the environment. I'm having some problems with the exchange services ...
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265 views

Bind - forward DNS Query

Gentlemans, this question is VIQ (Very Important Question :D ) Can BIND forward missing DNS query of an existing zone to Windows DNS server in same local network? We need Active Directory ( and Active ...
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Microsoft Windows 2012 dns server loses connectivity to root hint servers

We are experiencing an odd situation, our DNS/domain controllers keep losing there ability to connect to the root hint servers. This lasts for about 5 minutes and happens a few time everyday. We ...
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Windows 2012 R2 DNS SERVFAIL on linux / mac clients

SERVFAIL is causing issues with some of our applications on linux/macs. I presume this is Windows DNS causing some problems with our linux/mac clients? Then again Windows clients are able to do ...
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1answer
3k views

To delete DNS records in AD-integrated DNS, what permissions are needed and where?

I would like to be able to allow a specific user to delete DNS records from my Active Directory-integrated DNS zones. One zone is replicated to all DNS servers on DCs in the domain (so in ...
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Windows dns analytic logging to remote destination

Full disclosure, I am not a Windows admin and neither a Windows expert. As of Windows 2012 r2, it is supported to record DNS Analytic logs in Windows DNS server. My task is to get those logs to a ...
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2k views

Windows Server 2012 to 2016 Active Directory Migration

I am migrating an Active Directory Domain from Server 2012 to Server 2016. Everything I've read says that simply setting up the 2016 server as a replica and then transferring FSMO roles to the new ...
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Windows DNS Server: 3 seconds before NXDOMAIN response

I'm wondering if there is a way to control the time required before an NXDOMAIN response is given. It seems to me that if a query is made for a record that doesn't exist, it takes 3 seconds before the ...
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Windows DNS server recursive resolving issue with dns policy

I am using dns policy with windows dns server. In my scenario I want to allow recursive queries in local subnet (192.168.1.0/24) and deny for others. It works great until querying for a domain (...
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614 views

How to block local ns records to the public?

I have a DNS and active directory server behind NAT (I have to). On DNS server AD automatically adds a NS record for private ip address. How can I set a policy to response local NS record for a ...
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2k views

Can Linux machines joined to active directory update its DNS records?

Well question is above, but to explain my setup: Mikrotik as gateway running DHCP (DNS set to AD) Windows 2012 as Active Directory and DNS CentOs7 as client I let CentOs pickup IP from DHCP on ...
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1answer
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Windows DNS Server: Problems after DNS server cache clearing. What does Clear-DnsServerCache do?

On Friday I changed a public DNS A-record to a new IP address on our provider's DNS service for our public web-domain. To make these changes populate faster in our intranet (for our intranet clients/...
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1answer
1k views

Microsoft DNS : SRV record for sub-domain without creating a new zone

On Microsoft DNS server (Windows Server 2012): We have a DNS Zone for domain.com We need to create the following SRV record: _xmpp-server._tcp.child.domain.com => target is = host.domain.com Can we ...
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1answer
59 views

Filtering External Domains that Resolve to Internal IP Addresses

I'm looking into protecting against DNS rebinding attacks in-depth. Naturally, using HTTPS and making sure anything else validates the Host header does a good job at protecting from DNS rebinding ...
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DNS Glue Records - Route 53 Domain/Godaddy Reject

We have a domain muzzard.com that is DNS hosted with AWS Route 53 AWS has give us the following nameservers ns-1996.awsdns-57.co.uk,ns-1368.awsdns-43.org,ns-777.awsdns-33.net,ns-436.awsdns-54.com ...
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change TTL on SOA with dnscmd

Hi i'm using dnsmcd command on my windows server 2012 in order to create new zones from csv file. But i need to change TTL on SOA record so i try to do this: dnscmd /recordadd example.com `@ 300 SOA ...
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454 views

How to add multiply dns zone files via dnscmd

I have current Windows DNS server which is hosting something around 500 standard (non-AD) zones. I need transfer all of them to the new server. I copied .dns files from C:\Windows\System32\DNS from ...
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195 views

Is _msdcs a separate application partition?

I have read in MS docs that by default DomainDnsZones.domain.com and ForestDnsZones.domain.com app partitions are created when dcpromo is run on the first DC in the forest. Isn't _msdcs not also ...
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Windows 2012 R2 - DNS resolving to internal IP

I'm currently working on my infrastructure and since now it was good. I have a Windows 2012 R2 server on AWS, with a Elastic (Public) IP. I have 3 domain: domain1.com -> point to a CPanel hosting,...
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46 views

As DNS clients do DCs put more load on DNS servers than regular workstations?

All DCs in this example are running DNS and DFSR. Edit: this is a single domain with an AD integrated zone. I have a DC in a central location and 60 or 70 DCs each in different a branch office. ...
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1answer
2k views

Will Windows Server 2012 support a nested conditional forwarder?

I work for a company with a split DNS configuration on the AD domain. I know that this is less than ideal, but I'm not in a position to drive change in this area. I own authoritative DNS (internal and ...
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538 views

Location dependant dns redirection

I have a corporate network with two sites. Each site has its own domain controller with dns service and both domain controllers are servicing the same company.net domain. We have an mpls network set ...
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Windows 2012 can't validate forwarders without a root zone?

(Disclaimer: I am not a Windows DNS admin. I do have a decent amount of DNS experience under my belt though, and this is not making any sense. I am working closely with the admins responsible for ...
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1answer
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How do I scavenge or clean up stale *static* DNS entries in Windows Server?

About 9 months ago I became sys admin over Active Directory for a company. Today someone submitted a ticket pointing out that our DNS had a stale entry for an authoritative server. My investigation ...
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1k views

SSHFP records on Windows DNS Server

How can I add SSHFP records (or any arbitrary records) on Windows DNS Server? I'm running a DC with Windows 2012 R2 and would like to put the SSH keys of the Unix servers on the DNS.
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DNS issue? Currently no logon servers available

While I have read through lots of post that have the same error message, I have not been able to find a solution that works for my situation. I have one server, Windows 2008, that I rebuilt about a ...
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1answer
2k views

Migrate DNS from Linux to Windows 2008 DNS?

At the moment, the company I work for has an external facing DNS through server 2008 and our internal server points to a Linux server (I wasn't here for the original setup so more specifics are harder ...
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1answer
3k views

DNS - Remove Active Directory Integrated Forwarder on One Server

The zone in question is currently held on a single Windows 2003 Domain Controller in a remote office (the result of an acquisition), and I would like to create secondary zones at other locations in ...
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354 views

Modify DNS queries for TLD

There is an issue. They introduced new TLD ".dev" and I have internal zone "dev.companyname.com". Some internal users use short names to access hosts in this zone (i.e. they access hostname.dev ...
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369 views

Recursive query on Windows Server automation?

We have a bunch of 2008-2012 HyperV hosts who have Windows Server domain controllers (2008 DC level, 2008 and 2012 servers across different unrelated sites). Occasionally, when the DC guest comes up ...
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1answer
13k views

Alias (CNAME) record cannot be added to this DNS Name [duplicate]

In Microsoft DNS, I'm trying to setup a simple DNS Alias (CNAME) pointing from domain.com to www.domain.com. I also want to forward www.domain.com to a specific IP. In other words, I want to do ...
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1answer
506 views

Non-FQDN Intranet Subdomain

I have a production server and a development server. Each has their own CNAME record so employees don't have to type in the NetBIOS name of each machine. Lets say they're myapp and myappdev. I've set ...
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5k views

Adding a zone from a file via dnscmd - Microsoft DNS

I am trying to add a file backed zone on microsoft dns via dnscmd. I have a zone file in c drive, c:\Windows\zones\test.com.dns Upon entering the command, dnscmd /zoneadd test.com /primary /file c:\...