Newest 'dns-zone' Questions

Q&A for system and network administrators

BIND9 nsupdate root domain

I've got a BIND zone like this example.com There's a following A Record: @ --> destination IP Now I want to update this record with, nsupdate. Can I just call update delete @ and then update add @ A ...

Connection reset on AXFR queries

I'm trying to setup maradns and maradns-zoneserver to allow AXFR queries. Maradns is doing as master server. I want to allow external secondary dns servers to transfer my zone. Unfortunately dig @XXX....

Google Domain Root domain forward to S3

I am trying to forward my root domain (minus www) to an S3 bucket using Google Domains. I get an error saying that it cannot forward root domain, is there a way I can do this? Is there a way I can ...

Mailserver issue after switching DNS to CloudFlare [duplicate]

Here is a comparison between my Digital Ocean DNS and my CloudFlare DNS: https://imgur.com/a/LXB5Q Please note that my Digital Ocean DNS is fully functional and works correctly when I delete ...

Redirect a domain name to another domain specific url

Hello guys i am having the domain www.myawesomedomain.com which i would like to redirect to www.myotherdomain.co.uk/modules-plugins/ I have tried this record: * WebForward REDIRECT www....

Syncronize SOA serial numbers explanation

I made two successive mistakes while updating zone records. Once I forgot to increment the serial number, then next time I did put a digit more ie 20170210111 instead of 2017021011, and each time I ...

How to tell ISC DHCP correct zone for reverse zone DDNS update?

I've got an ISC DHCP server running (version 4.2.5) which is configured to dynamically update the reverse zone on a DNS service with the hostname it receives via a dhcp DISCOVER package. It all works ...

PowerDNS different DNSSEC signatures on slaves

I'm running PowerDNS 4.0.0a2 on Ubuntu 16.04 on a master and four slaves. All machines are using mysql backend on mariadb. All slaves are set up with mysql replication against the master which ...

Active Directory - Identical Forward Lookup Zones

If my FQDN is ad.domain.com . Can i create a new forward lookup zone named domain.com to create subdomains like www. or mail. ? Or would that basically destroy my AD because the DNS Server tries to ...

Changing A record and CNAME records

Currently I'm using a LAMP configuration for both my landing page page, for the web app, and for the APIs. Now I'd like to split these things across multiple Virtual Servers (VS). I'm unsure of the ...

How to configure DNS Zone to use a different IP as Email server?

I used to have my web and email services on the same machine, on the same IP address, so my DNS Zone was relatively simple. Now, I am setting-up 2 separate machines, for Web server, and for Email ...

Why is their no trailing dot for the zone name in a named.conf BIND config file?

When specifying the $ORIGIN directive in a DNS zone file if what you are specifying is a FQDN (fully qualified domain name) then by definition it should end in a trailing dot (for example $ORIGIN ...

DNS Issue when configuring a new host on a network

Hi I have a debian 7 DNS server that uses bind9 to do DNS mapping. I have created an A record hosting IN A 201.220.202.125 And a CNAME record to reference this A record. ...

How to put DNS Zones in Windows Server 2012R2 under git Version Control

We currently use Windows Server 2012 R2 as our DNS Server. I would like to put all zone files under version control. I found this question that shows how to export the zones via PowerShell. But it ...

Conditional Forwarder on Ubuntu DNS

In my test lab I have a Windows Server 2012 DNS hosting a zone with the name abc.local. I also have an Ubuntu server 16.04 with Bind9 installed and it hosts s zone with the name def.local. On the ...

How to test an installed SSL Certificate before a domain resolves to the server

Is it posisble to test an SSL Cert through a browser that is installed on a server before the DNS has been updated to point that domain to its new server? I am looking to do something like what the ...

How long does it take to update TTL (Time To Live) of a domain

Say my domain example.com has TTL set to 86400. If i change this through the registrars' panel to 60 when will this change take place? Will it need 86400 seconds ? or will it be instant? I cant find ...

named cannot be loaded; because zone file errors

I try to make a DNS server with named (I believe it is also called "BIND"). when I try to load the server I get: systemctl status named.service * named.service - Berkeley Internet Name Domain (DNS) ...

Why my web host has DNS records while my domain is hosted separately and DNS records are there? [closed]

I have my domain registered with name.com and the same is my domain host i.e. I use their name servers and all of my DNS records are there only an A record points to my web host while MX records point ...

Error pointing Godaddy domain to VPS

I just have bought a new domain on the provider Godaddy. I'm trying to set up the glue records in order to point to my point to my server: 137.74.194.89 I think I've done everything ok in my server ...

i install dns in centos machine but it not resolve ip to name and name to ip

I have some problem regarding DNS. I install DNS in CentOS 7 machine and my CentOS machine ip is 192.168.0.155 . If I run nslookup FQDN (centos7.unixmen.local) name then it resolves the IP, which ...

BIND 9.8.4 on debian, forwarding a zone failes to resolve

I have an authoritative DNS server which I want to forward example.com to another server. I have this in my options dnssec-validation no; forwarders { 209.200.164.69; 209.200.164.74; }; and this in ...

Non-authoratative zone for local DNS?

A company I work for has a local DNS server that answers requests for their domain, foo.com, internally. Externally, we serve DNS for foo.com with Route 53. The problem we have is that we have to ...

Domain Slave Zone Definition

I've been using Linode for about a year, and am still confused by 'Master' Domain Zone and 'Slave' Domain Zone terminology on their DNS Manager. The term 'Zone' in conjunction with 'Master' AND 'Slave'...

Windows Server DNS resolve primary zone to IP

I have some local host names in format: dev-some-site-name I need to setup DNS server (on Windows Server 2012 R2) so this names can be resolved on multiple virtual machines - i don't want to use ...

PowerDNS : Respond differently based on Client IP address [duplicate]

Currently I'm using Bind9 for my DNS server. It was set-up in such a way that the server respond differently depending on which IP the request came from. I'm using Bind's View to achieve this. The ...

TXT and SOA DNS records not caching/propagating after 4 days

4 days ago I decided to start using PLESK's DNS server as the primary name server for my DNS Zone and domain climatestore.com. I added new TXT records, to support integration with a bulk Email ...

How to set DNS to my IP and port - Atlantic.Net [duplicate]

I'm new to host my ruby on rails application on the server. I have bought a server from Atlantic.Net and running my project on a port let's say port-3001. Now I'm unable to set my domain to my IP and ...

Server 2012 DNS server not resolving all forward lookup zones

Name resolution is failing for a handful of zones at only one site. It had been working fine, but stopped at one site recently. We are using DNS to restrict access to Youtube (see here) so we have a ...

DNS resolution fallback to NS

I have a very basic question regarding DNS resolution rules. Let's say that I my domain name is mydomain.parentdomain.com and I am having bind config (very stripped one): NS ns....

Windows Server Domain Controller doesn't forward DNS queries from client

I have a virtual network set up with VirtualBox. I have two Windows Server 2012 R2 hosts, named DC01 and EX01. DC01 is a Domain Controller,DNS server and Router; EX01 is a DNS client and joined in the ...

How to show another domain for a reverse lookup [closed]

Today when someone do a reverse lookup for my website ip address, it gets my hosting server name (ie. server1.hosting.com). Instead, I want to show the hosted website domain (ie. mywebsite.com) Can I ...

Bind Slave Server Notify after adding new zone

I am new to DNS Setup, i have recently setup DNS server Master and Slave using bind9. Here is my config... Master DNS - ns1.example.com. - 192.0.2.1 Slave DNS - ns2.example.com. - 192.0.2.2 named....

DNS - Use public domain name for internal use

I've setup Bind as my intranet DNS resolving service (running on Ubuntu 16.04.02 LTS). What I want to achieve: Having a public domain name which points to a server (example: domain.com -> 1.2.3.4) ...

Is it possible for DNS to pass to another DNS?

I have a domain - mydomain.com - and I would like to use Linode for my DNS service so I have full control over any subdomains and MX records I might need. Linode DNS servers: ns1.linode.com ns2....

Why dig NS returns nothing for a domain while it can find an A record for that domain?

I'm confused by the DNS resolution. How is it possible that for a domain we can get an IP (A record) but no authoritative NS is returned for that domain. For example dig ns HDRedirect-LB3-890977680....

dkim for email marketing service but none for email host

hopefully this is a simple question to answer... For the last few years I've had only SPF setup with our O365 Exchange Online domain's DNS records. I haven't yet setup a DKIM because we've never ...

SSL Certificate for domains we do not own

We have a cloud based SaaS multi-tenancy system. AKA: the platform. The platform provides the service to our customers by allowing their end users to perform some work. To give an example, imagine we ...

Multiple nameservers for multiple dedicated servers on a single domain

The first dedicated server I setup two custom nameserver at registrar to server 1 ips and set the whole domain to those two namservers. (lets just say my domain is server.com) ns1.server.com ns2....

How to append a domain to a PTR resolution?

I have a bind9 server authoritative for my domain example.com. Forward resolution works, PTRs as well up to a point. I currently have 254.10.10 IN PTR srv. in my PTR zone for 10.x, which ...

Setting sub domain DNS to route default port 80 to custom port

I have a subdomain let say work.example.com also I have a server with a public IP let say 192.0.2.4. I have an application on my server that running on Ubuntu 16.04 LTS on port 8088, so this is ...

How to simply Reroute an IP to another?

Basically, here is my need : Being able to specify an IP address in the DNS Zones of my 60+ domains, and have the ability to redirect this IP to another one (and change it when needed). I'm not the ...

How to setup DNS to connect 2 servers with 1 Domain?

I have 2 Servers: Server 1 IPs: 45.35.56.194 45.35.56.195 Server 2 IPs: 173.254.214.217 173.254.214.218 Each server has different clients, therefore, Server 1 client has nothing to do with Server ...

Webmin Bind - Avoiding “service named reload” to transfer data to slave DNS

I've configured a dns and slave service using bind which works as expected. More recently I've set up Webmin so that I can use the GUI to update zone files. I am able to update the zone files, and ...

Changing DNS provider

probably my question had been answered elsewhere but I could not find it yet. One of our clients is about change DNS provider to our (also hosted) DNS provider. They provided the zone file. I have ...

dns website down after moving the different server

One of the website ie intralifeindia.com was moved from dedicated server to vps server. So i just changed the ip address from domain controls. After doing so emails are working but website not ...

Use DNS or similar to re-route URL shortener service when dedicated server is down [closed]

I am trying to make a link shortener resilient to server failure by re-routing to a good server. Example: shortener.com/a1b2c3 > forwards to > website1.com (shortener.com and website1.com are on ...

Adding root named DNS zone in AD environment

We have a test environment with root AD domain named corp.testdomain.net with AD integrated DNS. For Exchange tests, messaging team has asked if we can create testdomain.net zone on DNS server. Surely ...

An easy way to update Google Cloud DNS record with HTTP request

Is there a simple way to update a record of a managed zone in the Google Cloud DNS Platform, by means of something like an HTTP request. Some of the DNS providers allow for HTTP requests to be ...

dnsmasq as DNS server cannot resolve host in own zone but answers to dig

I use dnsmasq as the authoritative DNS server for my zone. The tld is aware of that and forwards calls accordingly. I am trying to add a new host in my DNS zone (A record) in /etc/dnsmasq.d/...
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