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.
96
questions
-1
votes
3
answers
149
views
DHCP providing IP but not creating DNS A record
I'm having a problem setting up a virtual machine IP assignment via DHCP.
The virtual machine is a clean installation of Ubuntu Server 22.04 The DHCP server is a Windows Server Domain Controller.
When ...
0
votes
1
answer
90
views
WWW A-record Hack for Internal Users No Longer Works on my Server 2022 AD Domain
I have one of those notorious public websites for my company running on a third-party host that has the same domain name as our internal Active Directory domain network. So that our internal users can ...
0
votes
0
answers
225
views
Any idea why a domain hosted in Azure would result in Windows DNS (caching resolver) failing all look ups?
We suddenly, as of last week, are experiencing problems resolving a FQDN (syrex.quosalsell.com) in our corporate network. The Windows servers last had updates installed on them after patch Tuesday in ...
0
votes
0
answers
164
views
Set DNS Server on Zone using C#
I would like to set the primary ns server on a domain I am creating on Windows Server programmatically:
ManagementBaseObject outParams = zoneObj.InvokeMethod("CreateZone", inParams, null);...
- 5
0
votes
2
answers
1k
views
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 ...
- 191
0
votes
2
answers
768
views
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 ...
- 99
-1
votes
2
answers
1k
views
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....
- 323
2
votes
0
answers
52
views
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 ...
- 4,233
1
vote
1
answer
1k
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 ...
- 77
0
votes
1
answer
531
views
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 ...
- 323
0
votes
1
answer
599
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 ...
- 1
0
votes
2
answers
391
views
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 ...
- 1,510
0
votes
1
answer
243
views
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 ...
- 918
0
votes
1
answer
2k
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 ...
- 141
0
votes
1
answer
201
views
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 ...
- 111
1
vote
0
answers
83
views
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" (...
- 14k
1
vote
1
answer
671
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 ...
- 120
0
votes
1
answer
6k
views
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 ...
- 1
0
votes
0
answers
763
views
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 ...
- 4,233
0
votes
1
answer
938
views
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 ...
- 541
0
votes
1
answer
418
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 ...
1
vote
0
answers
895
views
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 ...
- 587
1
vote
0
answers
661
views
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 ...
- 1,609
3
votes
1
answer
5k
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 ...
- 185
0
votes
2
answers
3k
views
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 ...
- 300
0
votes
1
answer
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 ...
- 163
1
vote
2
answers
3k
views
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 ...
- 301
0
votes
1
answer
757
views
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 (...
- 149
0
votes
1
answer
880
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 ...
- 149
0
votes
1
answer
3k
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 ...
- 190
6
votes
1
answer
3k
views
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/...
- 63
1
vote
1
answer
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 ...
- 25
2
votes
1
answer
73
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 ...
- 169
0
votes
1
answer
2k
views
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
...
- 141
1
vote
2
answers
1k
views
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
...
- 135
0
votes
1
answer
626
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 ...
- 87
1
vote
1
answer
304
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 ...
- 4,233
0
votes
0
answers
393
views
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,...
0
votes
1
answer
52
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. ...
- 4,233
3
votes
1
answer
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 ...
- 32.8k
1
vote
2
answers
726
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 ...
- 113
12
votes
2
answers
18k
views
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 ...
- 32.8k
3
votes
1
answer
9k
views
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 ...
- 890
2
votes
2
answers
2k
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.
- 5,540
0
votes
0
answers
2k
views
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 ...
- 103
1
vote
1
answer
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 ...
- 13
1
vote
1
answer
4k
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 ...
- 25
0
votes
1
answer
404
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 ...
- 341
1
vote
0
answers
421
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 ...
- 11
0
votes
1
answer
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 ...
- 161