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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)

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14 views

Netplan How to setup auto DHCP and DNS

I'm trying to configure DHCP and DNS on Ubuntu Server 18.04 with Netplan but I have a hard time setting the DHCP on and Local DNS servers. I have found an example yaml file that I used to set a ...
1
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0answers
22 views

Receiving emails in a different DNS provider, should I add MX or NS records?

This is similar, yet different than How should I setup separate MX records for a subdomain? in that I want another DNS provider to handle receiving emails from a subdomain. I have a DNS zone provided ...
8
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2answers
754 views

Does a multi-level hostname makes a practical difference?

The A record for hello.world.example.com can be registered as the hello entry in the domain world.example.com or as the hello.world entry in the domain example.com Is there a practical difference, ...
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0answers
36 views

private domains redirection for members of AD: DNS or something else?

I'm looking to obtain the same consequences of having a line server_ip domain_name (eg., 192.168.154.21 mywebsite.com) in the file hosts (/etc/hosts or %system32%/drivers/etc/hosts) but for all (or a ...
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1answer
24 views

Windows Server DNS forwarding inside zone

I am using a Windows Server 2019 configured as domain controller with DNS (only secure updates). DNS forwarding to my router is also configured. The mail server is not within Active Directory and ...
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1answer
45 views

How to enable SMTP on Windows Server 2016?

I recently purchased VPS service to allow me to host a site. My mail provider is zoho.com. In order to get it to work, I would need to add 3 entries under Mail Exchange records (MX Record) as the ...
0
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1answer
22 views

Does changing the name server use a different DNS zone?

Currently my domain provider is different than my hosting provider. I see I can change the nameservers on my domain provider dashboard and also I can change the "DNS Records". My hosting on the other ...
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0answers
23 views

Conflict with CNAME wildcard with child CNAME

I migrated from PowerDNS to Knot 2.7. I have a conflict with 2 DNS records now. abcd.**www**.example.com CNAME -> somehost.example.net *.example.com -> example.com Now the problem is with ...
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0answers
102 views

How to add CAA records, in PowerAdmin(PowerDNS) for ssl certificates in letsencrypt?

I am trying to add ssl certificates for a secure connection https for the domain and subdomains, but the problem I get is the following: DNS problem: SERVFAIL looking up CAA for DOMAIN DNS problem: ...
1
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1answer
87 views

Website not working if www is in URL [duplicate]

I am forcing my webserver to rewrite a none www URL to www, e.g. https://example.com to https://www.example.com, via .htaccess. RewriteCond %{HTTP_HOST} !^$ RewriteCond %{HTTP_HOST} !^www\. [NC] ...
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0answers
25 views

(BIND9) Domains within certain Zone stop resolving randomly / intermittently

I've been stuck for a while with an error related to bind9 and particular domains within a zone. Sometimes the resolution of one or more random domains within the zone ("errorzone", let's say) stops ...
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2answers
40 views

Bind - Resolve two domains with a single server

I need a bit of help with BIND (Centos 7.5) Bit of a back story: We are running two domains on the network. One called company.domain.com and one called comp.domain.com company.domain.com has ...
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2answers
67 views

Specifying lower priority backup IP for a nameserver

Let's assume that I use EasyDNS as a DNS service provider. There I have an A-record entry for ns-at-premises.example.com pointing to the IP address 192.0.2.123, where a DNS server is located, at my ...
1
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1answer
95 views

linux web server, send mail using external (hosting provider) dns

I set Ubuntu 16.04 LTS server as web server (apache-php-mysql and sendmail) with valid public ip-address. Also, I use a hosting provider to redirect www.mydomain.com to my Ubuntu web server. Web ...
1
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1answer
56 views

Redirect cnamed domain?

My client is owning a domain that has this DNS configuration : domain.com @ xxx.xxx.xxx.xxx www CNAME domain.com static CNAME domain.com I am managing the server at xxx.xxx.xxx.xxx. This server has ...
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0answers
62 views

Setup DNS Forward Server to forward only specific domains

I want to setup DNS Forwarding Server to forward DNS resolution requests for only specific zones. I am using the following config. acl "trusted" { localhost; 10.x.x.x/24; }; options ...
1
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1answer
82 views

Bind, common zone on views possibilities

Hi I've created 3 bind server for public resolution (authoritative). i got 3 view : World (with an Any acl) East-Asia (with a GeoIP acl) Internal (for internal IP) i would like to share some ...
2
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1answer
31 views

Checking the validity of Resource Records in DNS Zones

I am using perl to do some DNS manipulation tasks. I am using NSD as my DNS server. I want to figure out what the best way is to check whether the names of all Resource Records in a DNS zone file ...
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0answers
207 views

Unbound config to forward unknow local subdomain name

I am currently on a local aera network where no loop-back is allowed meaning that I cannot reach my public IP address from the local network. Several services need to be migrated in my local area ...
11
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2answers
1k views

Why send authoritative nameserver in DNS?

Out of curiosity, I'm checking the Wireshark DNS packets. I can see that there's a DNS query from the host, and then DNS response from the DNS server. Everything is just as expected. However, if you ...
1
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1answer
89 views

Resolve specific Domain query using View in BIND9 (Forward)

I am trying to setup a whitelisted domain forwarder in my bind9 but it wasn't successfully accomplish maybe due to the configuration that I applied. A couple months ago, I did setup the same ...
4
votes
1answer
184 views

PTR not showing in dig request

I am trying to set up a PTR for reverse DNS so that mail that gets sent from me scripts doesn't get blocked due to reverse DNS failure. I beleive my zone is set up correctly, however me "thinking" it'...
0
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1answer
31 views

Can I have multiple mx records for a domain [duplicate]

I have a domain and I want that if one mx record fails then 2nd mx should takeover for sending and receiving mails.
2
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1answer
51 views

BIND9 - How to change ZONE-Info on secondary NS if primary is down?

I have a primary (master) and a secondary (slave) BIND9 DNS on DEBIAN9. See full config here: old Post root@server1:/etc/bind# named -v BIND 9.10.3-P4-Debian <id:ebd72b3> On my secondary NS (...
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1answer
66 views

DKIM public key & DKIM from DNS are the same but don't match because of spacing

Please take a look at this picture of mail-tester.com saying that Your DKIM signature is not valid. As you can see, the DKIM signature and public key are identical in term of text (characters) but ...
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2answers
84 views

External DNS to manage Domain // Ways to test the own external DNS server

i have several domains at Strato. I want set up my own external DNS to manage my domains. To do this at Strato I used the option "Domainverwaltung: NS-Records ändern". I had to provide 2 Nameservers ...
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0answers
34 views

Why does my Bind RPZ config work for one host, but not the other (SERVFAIL)

I have some hosts in a DMZ which need to use LDAP resources on the LAN. We don't forward DNS into the LAN, so instead of adding entries in individual /etc/hosts, I decided to try a Bind RPZ zone to ...
-1
votes
1answer
60 views

NS or SOA causing issues intermittently?

My site always seems to be loading fine for me but I started receiving reports of some people not being able to connect to the site. It seems to be a DNS issue, but I can't isolate the problem. Some ...
0
votes
1answer
45 views

subdomain causing lame server

i'm playing around with a DNS on localhost and i'm trying to add a subdomain but syslog reports it as a lame server. i've defined my subdomain in my .db file while as follows domain. IN SOA ns1....
5
votes
1answer
156 views

Large AXFR through dnsmasq causes dig to hang with partial results

I'm attempting to set up dnsmasq as a local cache for consul. While this seems to work fine for normal digs, dnsmasq seems to only allow partial zone transfers. My resolv.conf: search x.domain.com y....
1
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1answer
209 views

Error: SPF record must be in the correct format

I need some help with set up the SPF record. When I created the SPF record just like this: v=spf1 a mx include:_spf.google.com include:getresponse.com ~all When I run this for a test: https://...
7
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4answers
962 views

Moving many sites to new server - whats the quickest way to update their DNS records?

I'm planning on migrating a large-ish amount of websites (approx 100) to a new server and I'm in the migration planning process. A typical DNS zone for each website has two A records pointing to the ...
0
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1answer
81 views

Is it Okay for an MX Record to Differ from Incoming/Outgoing Mail Server Address?

I'm sure this is a beginner question, but I could use some help. I run a VPS and am familiarizing myself with DNS settings and my mailing set up. I began when one email address consistently ended up ...
1
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1answer
66 views

Different dns on sites of the same windows domain

We have a windows 2012 domain with 2 different sites connected via vpn. Site 1 has a dc with dns, Site 2 has two dc with dns Most dns zones are integrated into AD, so a change is reflected on all 3 ...
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2answers
140 views

not allowed to send mail from my own account?! DNS lookup / SPF

I give training and therefor i have a gmail account (linked to my weebly website www.serenewarrior.nl) Sometimes I get a Delivery Status notification (below) saying I am not allowed to sent mail and ...
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0answers
67 views

DNS-RPZ use for nonexistent addresses

I'm trying to find a scheme where I can use a generic UI app to automatically access some local IoT devices I'm making, no matter the domain in which they are installed. Yes, I know IoT is just an ...
0
votes
1answer
22 views

Error when running bind9 resolution file

I seem to be having trouble resolving my web domain with bind9, I'll use the domain name example.com, I can connect to any other website that's not configured in my bind9 zone file, i know this should ...
0
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0answers
31 views

Split horizon with automatic forwarding

any a idea how i can setup an Split Horizon Bind DNS with automatic forwarding to the external View? my current setup is this: /etc/named.conf file include "/etc/myrndc.key"; controls { ...
0
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0answers
117 views

BIND9 DNS Subdomain

I've searched around and thought I had my bind9 DNS zone file set up correctly, but apparently I have an error that eludes me. Can anybody point out where I've gone wrong in this zone file? It ...
0
votes
3answers
93 views

Secondary Nameserver DNSSEC

I have this hidden master DNS nameserver notifying and updating the two public slave DNS servers: my own VPS running Debian/Bind9 DNS 3rd-party secondary nameserver provider (afraid.org) I finally ...
0
votes
3answers
41 views

IP to domain DNS error

I have bought the domain name example.eu and have set it up from my domain registrar to use ns1.example.eu and ns2.example.eu with the server's IP 12.34.567.890. However it is not working. According ...
0
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0answers
103 views

Having trouble with NS record resolution in PowerDNS

So currently, I have PowerDNS setup with a MySQL backend, and the Recursor server in the backend to pass DNS requests that aren't in the PowerDNS zones to another DNS server. I'm having issues with ...
0
votes
1answer
80 views

MX record format without mail.domain.com

Let us say I have a domain example.com that points to IP 192.0.2.4, hence in the DNS I would see: example.com A 192.0.2.4 www.example.com CNAME example.com Now, most MX records appear to be set ...
0
votes
2answers
56 views

Bind9 Zone File for Single Machine?

Setup is two Active Directory servers with DNS replication across two sites. For 'legacy' purposes, I need to redirect queries for the previously lone file server to each site's respective copy. Eg, '...
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2answers
70 views

Setup DKIM record without server signing

I'm using on one of my domains as hosting provider 101domain. I know that they don't have a good reputation, but since I have two sites to manage and one of them has multiple ccTLDS domains I wanted ...
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2answers
44 views

Will a resolver know about our second nameserver if we don't have two NS entries?

We had one of our nameservers go down yesterday and everyone in the office was scratching their heads wondering why our other DNS didn't pick up the load in a timely manner (if at all). The two ...
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votes
1answer
175 views

Pointing sub-domain on Google domains to Wordpress running on Digital Ocean?

I want a sub-domain on my google domains to point to blog.mydomain.example. Currently, it points to DNS at the root domain to Github pages. I want that to remain the same, but the blog subdomain to ...
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0answers
39 views

Strange double answer cname in dig

I want to host a web site with github.io, using www.nv-gr.fr I have put an A on @ and another on www My zone is : @ 10800 IN SOA ns1.gandi.net. hostmaster.gandi.net. 1531775542 10800 3600 604800 ...
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1answer
126 views

DNS/Name server: Configure Bind as an Authoritative-Only DNS Server

I'm new to the DNS world. I followed this tutorial to config an Authoritative-Only DNS Server. However, the tutorial is only about one domain name and I'm confused on how to add the second domain name....
0
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0answers
142 views

DKIM Errors with gmail - dkim=neutral (no key) and other issues

I'm trying to upgrade my PHP DKIM from Sha1 to Sha256 and getting errors. I tried many things (as follows), basically gmail fails to authenticate my signature with all sorts of errors (as follows). My ...