Questions tagged [dns-zone]

"A DNS zone is a portion of a domain name space using the Domain Name System (DNS) for which administrative responsibility has been delegated." (From Wikipedia, the free encyclopedia)

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Can't Ping UNC Path With DNS A Record On Server

THE SETUP The following image is understood as such: VLAN 10 (192.168.4.X) is a management VLAN connecting servers and equipment together. VLAN 20 (192.168.10.X) is a production VLAN used by users ...
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43 views

How to access a private zone via DNS peering

Let's say I have 2 projects (A, B), each with their own VPC and VPC peering enabled between them. Then I create a private DNS zone in project A, let's say with .internal as DNS name. Then I add an A ...
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20 views

WWW version as website binding or a DNS record?

In a windows server I am trying to setup a new domain and run a website. Which method should I use to access the website using www. prefix? using IIS by adding a website binding with www. prefix to ...
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bind9 separated zone file for *.sub.domain.com

I want to create sub subdomain that are only visible from my private network. My named.conf.local looks like this: acl internals { 127.0.0.0/8; 192.168.1.0/24; }; view "internal" { ...
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1answer
23 views

different AWS accounts manage different subdomains

I've checked this answer but it didn't help. I'm moving example.biz to R53 zone in one AWS account ("parent") and want to manage subdomain api.example.biz in another ("child") ...
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1answer
66 views

Nameserver invalid warning from an intoDNS.com test

I made my own nameserver configuration, but as you can see in the picture and the intodns.com link, I am getting a (hostname) warning. WARNING: At least one of your NS name does not seem a valid host ...
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33 views

DNSSEC automatic signing isn't automatic

I'm having trouble with getting DNSSEC automatic signing to actually be automatic. It fails to sign automatically (well, it does sign automatically, but apparently signs the wrong thing, see below). ...
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AWS + Route53 + CWP7 + Sub/Addon Domain Nameserver Error

I am trying to configure the CentOS CWP 7 Control Panel in the same method I used to handle cPanel WHM in the olden days, but I'm running into trouble. The problem is: How do I configure CWP & ...
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1answer
47 views

Can I point specific prefixed wildcard sub-domain to another set of name servers for the same DNS domain but hosted elsewhere?

I have a domain, say, example.com hosted in GoDaddy. I want to create all DNS records starting with dev for this domain in route53 of our Dev AWS account (e.g. dev-abc.example.com, dev-xyz.example.com)...
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34 views

Are NS records for a .com domain stored by the registrar or the .com registry?

Let's say I own example.com, that I bought by ExampleRegistrar. Let's say that, by default, this registrar uses their own nameservers ns1.exampleregistrar.com, ns2.exampleregistrar.com. Thus, when a ...
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Is delegated DNS server authoritative server?

In the first picture, the order when making a query is client -> ISP DNS Server -> Root DNS -> Top Level DNS -> Authoritative name server. But in the second picture, the order is client -&...
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Route 53 - A Record not working after 48 hours

Within AWS Route 53 I have a hosted zone called 'portal.com' for sake of naming. The record table looks like the following below Record Name Type Value/Route Traffic to portal.com A 18.XXX.XX.XXX ...
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200 views

Primary Name Server Not Listed At Parent

I have a hosted zone created in Route53 and updated the NS records under the namespaces of the purchased domain. Unfortunately the DNS check does not return or point to the new NS records instead gets ...
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1answer
48 views

Errors setting up DNSSEC automatic signing with bind

I followed the exact tutorial from here https://ftp.isc.org/isc/dnssec-guide/html/dnssec-guide.html#easy-start-guide-for-authoritative-servers to set up DNSSEC on my domain domain.example.com. When I ...
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1answer
22 views

BIND: Migrate zones from named.conf to rndc addzone without downtime?

There are two ways to ways to tell bind9 which zones to load: list them in named.conf (or the files included from it), and manage them with rndc addzone, rndc delzone etc. If I want to move from the ...
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1answer
27 views

Bind9 - How to allow DNS lookup from any machine

My goal is to have a DNS server and allow others to make a DNS lookup using my DNS server IP address. I installed bind9 and modified the named.conf.options file as below. However from a remote machine ...
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1answer
36 views

Correctly writing a Zone File for a nameserver

I need to write a zone file for a new company domain. Let's say the company owns company.com and I need to write a zone file for 2 domains play1.playground.company.com and play2.playground.company.com ...
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1answer
27 views

How to not propagate private IP address?

I have 2 MS 2016 DNS servers that are only used as Public Name Servers. I cannot seem to figure out how to not propagate their private IP address. I've been told to use Microsoft DNS Policy Filtering,...
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23 views

Can I safely delete a parent zone in Window Server DNS?

AD has two fwd lookup zones: company.com and corp.company.com. I'm not sure of the correct terminology here but corp.company.com is the root or main or base domain; that is to say all objects in the ...
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1answer
66 views

BIND9 sends notify to slave only with also-notify

I have a problem that has been driving me crazy for three days! I'm replacing my Authoritative DNS servers with new ones and then I'm resetting all BIND9 configurations again to do a bit more "...
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1answer
47 views

without http and https, domain is not reachable

I have this amazon lightsail instance with static public IP pointed to my godaddy domain, everything is working except if you don't include http or https, domain is not reachable. A godaddy support ...
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1answer
35 views

How does TLD DNS server find the specific authoritative nameserver containing required information?

Considering this article, DNS Server Types, by Cloudflare, there is a TLD nameserver that is responsible for finding the authoritative DNS server containing the required record. But how does the TLD ...
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1answer
52 views

Advanced zone delegation with bind, delegate part of delegated zone elsewhere

I'm having trouble with bind9 to configure the following dns setup: I want to delegate a zone to a remote dns server. But I want to delegate a sub-zone of that zone to a different dns server. Example: ...
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1answer
50 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 ...
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1answer
52 views

BIND server serial number not updated

Please help with the following problem. Serial number is not updated / incremented after I run "rndc reload" Configuration: OS: CentOS 7; BIND: 9.11.4; Port 53 is not blocked, listening, but ...
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22 views

How to change the domain name in access URL of a web application hosted on MS Azure?

I have a question about changing the domain name in access URL of a web application hosted on MS Azure. We have managed to recently create a clone of an existing Virtual Machine (VM) for a different ...
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1answer
75 views

Forward domain resolution to AWS's namesever

I am attempting to configure local bind DNS server to resolve a domain via AWS Route 53. So far, I have created a Hosted zone within Route 53, for which I've got the nameservers: ns-1474.awsdns-56....
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1answer
33 views

No SPF record on secondary DNS

Although I have a specific problem, I am trying to implement a good strategy for the domains I manage. Current setup: A VPS managed with Plesk with multiple domains. (I do have a failover IPv4.) The ...
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1answer
127 views

Google Cloud DNS - Subdomains wildcard not working

I got one domain example.com on app engine. All subdomains a.example.com, b.example.com, c.example.com... have to point on example.com. I'm configuring everything from Cloud DNS of Google Cloud, my ...
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2answers
583 views

How to check for the existence of deep subdomains even if the intermediate ones don't exist?

Suppose that test.example.com don't exists and gives NXDOMAIN when runnning dig on it , but i know that subdomain.test.example.com exists and gives NOERROR when doing the same, is there a way to check ...
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1answer
51 views

Is there a standard saying NS records SHOULD NOT be set to zone apex?

Is there a standard or RFC saying NS records are not to be pointed to zone apex (with appropriate glue in parent zone)? For example: test.test. IN NS test.test. test.test. IN A 192.0.2.1
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49 views

Public TXT record for internal zone

For LetsEncrypt I need to create a TXT record in my DNS for authentication. With my ISP I created a TXT record but one hour later I still can't query the ISP DNS to find the TXT record. Just for test ...
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141 views

What is the DNS lookup sequence if both CNAME and A record exist?

If we set an A record and a CNAME record for the same sub-domain, how is the DNS lookup done? For example, A record: example.com => xx.xx.xx.xx www.example.com => xx.xx.xx.xx CNAME record: www....
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43 views

In GeoDNS, Is it possible to have multiple A record for one US state

I am trying to setup GeoDNs and was wondering if I can add multiple server IPs to one US state to loadbalance it. I have 4 servers in total. 2 server will serve New York And the other 2 serve ...
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1answer
95 views

How to setup primary DNS as OCI DNS and secondary DNS as EasyDNS?

I want to setup primary DNS as OCI DNS for a domain example.com. Want to setup it's secondary DNS in easyDNS. I found a documentation here to setup secondary DNS with easyDNS: https://kb.easydns.com/...
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1answer
173 views

How to configure failover cluster to register its records automatically after it deleted from dns server?

I have failover cluster with 2 nodes .Both nodes have windows server 2016 and i was configured DNS Aging and Scavenging (Cleanup Stale DNS Records). But unfortunately cluster name and listener dns ...
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2answers
48 views

Local BIND DNS Caching server clients not resolving public DNS, only internal zone

There are a bunch of commented sections to give an idea of what I've tried. Note, this is getting copied in as a jinja2 template via an ansible playbook (that's why there is an ansible variable in ...
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1answer
93 views

How DNS test RTT works for getting all nameservers' RTT of a zone?

When I read 《DNS and BIND》 CHOOSING BETWEEN AUTHORITATIVE NAMESERVERS: Some of the card-carrying Mensa members in our reading audience may be wondering how the nameserver that receives the recursive ...
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1answer
31 views

DNS records: Remote A record for website and local server for mail server

First of all. I'm sorry if my question is irrelevant, bacuse i'm new on DNS Records. I have 2 Server, will call them #Server-1 and #Server-2. For. eg. i have a web site with domain name www.example....
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Can a reverse zone be nested inside another reverse zone?

Say I have a DNS server with a reverse zone as follows: 168.192.in-addr.arpa Can I create an independent DNS server with the following reverse zone, and have both work correctly: 100.168.192.in-addr....
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2answers
83 views

Bind9 DNS configuration for a private sub-domain from a public domain name

We currently have a private DNS service that we wish to migrate to Bind9. So I have to migrate the current configuration to Bind9, but I'm having trouble setting it up. Here is the context. I have a ...
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1answer
51 views

Forward Lookup Zones in DNS Manager should I use domain name or server name

The server that I use for hosting web apps has been moved to a new location. I have a remote connection to it and have been trying to update the forward lookup zones to the reflect the new ip address. ...
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54 views

separate email server for the subdomain

I am having some serious problems setting up the proper DNS addresses for my domain. My DNS records are like mail A ip1 (shared hosting provider) mail A ip2 (...
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1answer
51 views

Windows DNS server: host a zone, but forward unknown entries

We have a split brain DNS scenario in our company where we have the same entries pointing towards different IPs. Example1: Internal DNS: email.company.net (A) 172.20.1.1 External DNS: email.company....
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How to let users mask domain for whit label?

We provide white label services to the users, where users can use our app on their domain by masking our sub-domain by cnaming to app.domain.com. I want the user to mask the subdomain (app.domain.com)....
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106 views

bind zone choking on IN TXT record added to subdomain

When I add this line to my zone record: subdomain.example.org. IN TXT "some text here", my syslog reports the zone can't reload due to errors. subodmain IN TXT "some text here" ...
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1answer
54 views

How to deal with rDNS when my DNS is hosted by a third party that doesn't support PTR records?

I have NameCheap DNS for my DNS hosting and a fully unmanaged VPS server that it points to for all my domains. I'm going through and making sure everything is right and optimized, but my reverse DNS ...
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82 views

How to lookup DNS Record in specific zone

For example I have a zone example.com and someone created a dotted hostname app.subzone which resolves to app.subzone.example.com in it. Now I create a new zone subzone.example.com and an record appin ...
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132 views

Backup Azure DNS Settings

We are using Azure DNS to host many nameservers for our costumer domains that are facing the public internet. I would like to backup these settings in a easy way, in case of disaster or someone ...
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My website address redirects to '/mail' automatically after mail server installation

I followed this instruction to setup a mail server on my VPS: https://www.linuxbabe.com/mail-server/centos-8-iredmail-email-server After installation completed successfully, when I try my website ...

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