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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)

Questions dealt with "zone" deal with administration and configuration of so-called DNS-zones.

Wikipedia explains the two terms:

DNS refers to the Domain Name System, a hierarchical distributed naming system networked entitities such as computers.

A DNS zone is a portion of a domain name space using the DNS for which administrative responsibility has been delegated.

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Updating a Zone File - Adding CNAME records - How to troubleshoot/where have I gone wrong?

I apologize in advance for this newbie question. I've resorted to asking because I can't seem to find enough closely-related queries* on this network or elsewhere, and the BIND 9.9 ARM is not exactly newbie-friendly. * I should say I found plenty of…
Jack Atlantic
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How can I specify mail "MX" records on the "A" record server

My internet provider automatically creates a dynamic dns that points a name like client120.example.com to my dynamic ip address. I see this is done by replying with a DNS "A" record containing my IP. Is it possible on my local bind server to specify…
adrianTNT
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Is subdomain delegation necessary for proper SPF support?

We host many email groups. For some, we let people use their own domain or subdomain (email is sent using the (sub)domain and the web archives are also hosted at the (sub)domain). When using a subdomain, we've been having people delegate their…
Mark Fletcher
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DNS Delegation warning "The smallest possible legal referral packet is larger than 512 octets (it is 536)"

I want to setup a domain with two different DNS providers - Route53 and Azure. When testing the domain with ZoneMaster I get the following warning: The smallest possible legal referral packet is larger than 512 octets (it is 536) Here is the link to…
Or Yagel
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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 directory need DNS serwer ), but we don't want…
Marcinsssssssss
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DNS was changed but I was still seeing old site

I am facing a weird problem. I have a domain which is pointed to a server where my site is hosted, now the DNS of the domain was mistakenly changed to something else and it started pointing to somewhere else, but I was still able to see, login and…
user131451
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Redirect prefixed site named in DNS Forward Lookup Zones in Windows DNS Server

I have named a domain internally in my forward lookup zone in windows dns for my internal network. There is one prefix that i need for it to look up using the named external DNS (like google DNS 8.8.8.8). I host many intranet sites/locations, but…
Renet123
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Possible invalid domain records

Hi I am using an elastic loadbalancer from amazon. The problem I am having is that I first had an A record for my domain which pointed to the IP of the loadbalancer. This however only works for a short while because the ip of the loadbalancer is…
Arno_Geismar
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CentOS7 - How to forward DNS query from the server 1 (NS1) to another DNS server (NS2) when server 1 (NS1) failed to resolve the query

How to forward DNS query from the server 1 (NS1) to another DNS server 2 (NS2) when the requested query is not found in server 1 (NS1). Eg: I've two DNS servers (NS1, NS2) On NS2 I've a zone (host1.ns2example.vm) On NS1 named.conf "options" I've…
Krish
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How botmaster use Domain Generating Algorithms (DGA)?

Domain Generation Algorithms(DGAs) are used in malware to generate a large number of domain names that can be used in communications to the malware’s command and control servers For example, an infected computer could create thousands of domain…
Jeff
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Setup Unbound DNS for both caching/local usage and website ns

I want to use Unbound as caching and as my ns1.domain.com nameserver with DNSSEC. I came across Unbind which looks quite easy to setup and use. unbound-control local_data "mywebsite.com A 11.22.3.44" I created a NS entry at my registry for my domain…
Jeremy Dicaire
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Emails not working after changing A record

My domain name is example.com. I have a dedicated server with WHM. Last year, I had created hostnames on the dedicated server as ns1.example.com & ns2.example.com. I used the same dedicated server for hosting as well as emails. My mx record was…
Nilesh G
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DNS/BIND Do not cache rogue NS entry

We're doing business with let's say, a.com, which is traceable through root servers. The company behind a.com, also provides a private DNS server, which is available only through a VPN, which is needed to resolve services, hosted on sub-domains. We…
hbogert
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DNS Setting multiple zones for single domain

I have configured as forwarder for a domain. zone "myself.abc.com" in { type forward; forward first; forwarders { 10.10.20.10 port 53; }; forward-source { 169.254.65.18; }; }; I am trying to have a configuration…
user3553856
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Why do website host handles dns to resolve services(mail.domain.com ftp etc) instead of the domain registry?

I have bought a new hosting service, and needed to change the name servers pointing to the new host for my website. When I did , all other subdomains especially ftp, mail subdomain and mx record broke. I was told I have set up the dns resolution…
Chopnut
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