Questions tagged [cname-record]

A CNAME record or Canonical Name record is a type of resource record in the Domain Name System (DNS) that specifies that the domain name is an alias of another, canonical domain name.

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Why does sendgrid's domain authentication work with a subdomain?

You can set up Domain Authentication for for your domain so Sendgrid (or similar services) can send emails on your behalf – for example, from newsletter@example.com. During the process, you need to ...
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SRV record not working properly?

I'm currently dealing with a little problem that routes back to me simply not having a static IP, as my ISP charges a ridiculous sum for that. I have a DDNS in place, which works fine. Except, I'm now ...
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is this possible to park a subdomain on the main domain?

is this possible to park a subdomain on the main domain without enabling wildcard subdomains? i want to make a mobile version for my site on a new subdomain but i want using the same code on my main ...
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Can't use GoDaddy domain to point to DigitalOcean App?

I'm having problems with pointing my domain to DigitalOcean app (DO Apps don't have external addresses disclosed). So let's say my domain is mydomain.com which I manage on GoDaddy. The IP of ...
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Add CNAME record to DNS when A-record exists?

We are administering the DNS zone for our customer, and they are in the process of making some change to.. whatever, doesn't matter. The consultant company doing the change for our client sent a ...
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Pointing domain to DigitalOcean App Platoform without changing MX records

I am using the newly created App Platform from Digital Ocean. I am trying to point my domain to the server that I created within Digital Ocean. I am told I need to add a CNAME to my domain (since DO ...
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Do CNAME mapping of my subdomain to Sendgrid for link branding using Amazon Cloudfront CDN

I want to have link branding with SSL on my domain example.com, so I created sub-domain abc.example.com, I want this abc.example.com to CNAME to sendgrid.net. I have done CNAME mapping but it seems ...
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CAA-record in combination with CNAME to third party

To make sure no certificates are created for my domain without my knowledge I've set up a CAA record that only allows my favorite CA party to create certificates. I'm monitoring every created ...
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What happens if i have both A record and CNAME record on my domain

Let's suppose i have a domain which DNS contains 2 records: a "A" record which contains an IP Address a "CNAME" record which contains another domain (alias). Let's suppose this ...
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Configuring DNS for new web host while keeping old mail server

I would very much appreciate your advice on the proper way to configure our DNS to move our website only from our current all-in-one provider to Bluehost. Our DNS is managed at Network Solutions. We ...
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Unable to Create Valid Subdomain on Google Domains

Hello all and thank you for your time. I have a domain that is managed my Google Domains. I Added a subdomain as per Googles Documentation Screengrab - Google Domain I have given it nearly 48 hours ...
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Would adding CNAME records in DNS server for setting up DKIM cause email server issues?

I want to add two CNAME records to make my Microsoft exchange be DKIM compliant according to Microsoft.com’s instructions. Is there any possibility adding the two CNAME records would cause disruptions ...
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Forwarding from A Record's IP Address

mycustomer.com has an A record with 11.11.11.11 IP. I am the owner of the 11.11.11.11. The server uses Windows DNS. When I create a forward zone with mycustomer.com and put an A record with the IP of ...
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Is there a way I can let users access my WebApp using a CNAMErecord on their primary domain?

I want a way of allowing users to access a whit-label version of my WebApp using a CNAME record allowing them to login to their app from a subdomain or domain they setup. e.g. app.mywebapp.com would ...
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CNAME in Domain Verification

I am trying to get a domain validated by a registrar for SSL purchase. Example - abc.example1.com Registrar asked to put a TXT record with a certain value. There is already a CNAME record for abc....
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Find out which GCP project is hosting which appengine or which GCS bucket

We have many projects inside our Organization GCP account. We have many legacy GCS buckets and many legacy AppEngines hosted inside our various projects. All these buckets and AppEngines are served ...
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CNAME with S3 buckets

I have a Web and I wanted to move its images to AWS S3. Say it's called mypage.com and I can access to an image like this: https://mypage.com/pics/one.jpg I created a bucket called static.mypage.com ...
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Cname entry for podcast.mydomain.com is resolving to the desired location cloud.podbean.com but ssl isn't working

I have a domain: mydomain.com. It is hosted in Cpanel/WHM and I installed a regular SSL certificate on the server (comodo SSL). I added a cname entry to point "podcast" to https://cloud....
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51 views

Unable to generate SSL certificate using letsencrypt

I am trying to generate an SSL certificate for a subdomain that was purchased using Wordpress. Both the domain and subdomain were purchased from Wordpress. For the subdomain created using Wordpress, I ...
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CNAME and masking

I need help with iis and CNAME if i have a website on my iis, lets say: store.domain.com and i want cname as follow: br.domain.com i need the br.domain.com to stay as the url but to show the store....
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58 views

Configuring www.domain.com and domain.com with zonefile or letsencrypt to always forward to domain.com

I have a example that should always result in https://example.com, even when the user is entering www.example.com, https or not. Ideally, the automated letsencrypt config https config file should work....
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How can I allow users to map their own domain to a subdomain on my Cloudfront site?

So I run a service where a user can create a site and they get their own subdomain. So if a user has site a-site-name their subdomain will be a-site-name.domain.com. Some of the users want to be able ...
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record DKIM on IONOS makes sense?

If I am sending mail through SMTP, I understand that it is IONOS who signs those emails, right? I would like to add the DKIM header to my emails. I know that it is necessary to publish a CNAME record ...
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dns configuration with multiple subdomains and servers?

Will below configuration allow me to use one domain name (example.com) to access two VPSes hosted with the same provider (prod and dev)? *.example.com IN A <vps prod IP> *.dev.example....
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Unable to use alias name with powershell

I have created an CNAME alias record (PublicShare) for one of our servers (KWT-SRV01) in Windows Server DNS. Unfortunately i am unable to use it in powershell "-path" attribute. For example, ...
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Adding MailChimp CNAME records [closed]

MailChimp asked to authenticate our domain by adding CNAME records. So far, Mailchimp seems to have authenticated the records but when I do a NS query on the many NS checkers online, none of them ...
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139 views

How rewrite (most) subdomains in nginx to a virtual path for an API/proxy

I have a tenant setup where a unknown number of companies could create accounts, of the kind company.app.com. The backend server them as : 5000/company/...., so how do a rewrite (not a redirect!) in ...
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1answer
28 views

Domain Double Pointing

I have one main domain basicdomain.com; About 100 domains's CNAME are pointing to that main domain. domain1.com, domain2.com, ... domain100.com All domains will show basicdomain.com contents. I am ...
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Can I use only A records, what do CNAME records bring to the table actually?

So I understand that A records point to an IP and CNAME records are just pointers to other A/CNAME records. What's the drawback of using only A records. Are CNAME records only for convenience and ...
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35 views

CNAME record resolution

I would like to understand how the process works for CNAME record resolution. Lets say I have a record on the DNS server NS1 proxy.example.com IN CNAME proxy.example1.com NS1 is not authoritative ...
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874 views

Registering multiple web sites as subfolders in the same azure app service

I want to create multiple web sites to be hosted in the same App service (something like cms). So, I will have in my app multiple web sites in different locations: https://app_service/web/client1 ...
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How to re-route traffic for web server DR when we don't control the domain

I'm trying to figure out how I can set up a disaster recovery for clients that manage their own domains. I have a web server. For DR purposes, I want to replicate this server and when/if disaster ...
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714 views

How do I delete an incorrect cname record in Windows Server 2019?

So I mistakenly create a cname record in my Windows 2019 server. It is set in this naming context - server.company.local.company.local I know, silly mistake. It does not show up in DNS mmc but ...
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599 views

CNAME records don't show on dns lookup services for use with mailchimp

I'm trying to set up a mail service to handle communications with our customers. Part of the setup is to create CNAME and TXT records pointing to the mail service to avoid being delivered to spam ...
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1answer
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CNAME from 1 subdomain to another subdomain

I have added a CNAME from order.checkoutchiangmai.com to restaurant1.acemsweb.com. The result I have is "Apache is functioning normally" when I open order.checkoutchiangmai.com. I am unsure why the ...
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Site is not reachable without www after DNS record edit

I have a freshly built site on Wordpress, everything was fine until I decided to add WWW before the site name. I did it in WP and it worked, but GTmetrix measured some loading delays due WP redirects. ...
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542 views

CNAME records pointing to SRV record

I have multiple services running that I'd like to access through one port. To make something like this work, I have a proxy server running that can redirect clients based on the url they connect with. ...
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SRV record for subdomain: Do I also need a CNAME or A record for that same subdomain?

I have a service running on port xxxxx. I want to access that service through a subdomain (myspecialservice.mydomain.com). I know I need to create an SRV record that looks like _Service._Proto....
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How to use CNAME to load webapplication

I've built an application and planning to host it at example.com I have about 10 customers who want the application to be hosted on their brand name (White labeled). Instead of deploying the same ...
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1answer
122 views

Azure Web App Internal/External Access - Split DNS

I recently deployed an Azure Web App and assigned custom domain and ssl cert. I added a CNAME DNS records to the external DNS registrar so now I can access the web app over the internet - webapp....
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2answers
56 views

CNAME is not acting as an Alias on Cloudflare

I would like to display the same content of: example.com if someone visits example.net I researched and it seems to be possible by simply setting up a CNAME record on example.net that is pointing to ...
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CNAME domain to a subdomain with no MX reocrds

Should email to hello@test.com work? test.com CNAME something.else.com else.com MX 1 <google mx> I think there are some references out there requiring RFC1912 not having CNAME records along ...
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Is it possible to have multiple CNAME records for www? [duplicate]

As far as I know, it is possible to have multiple A records for one host - GitHub Pages for apex domain is an example: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 It is done ...
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786 views

How can I setup dnsmasq wildcard cnames for domains generated from dhcp leases?

I have an OpenWRT router with automatic dhcp domains enabled. This way, for host example-host, I automatically get an A record for example-host.lan to 192.168.1.2. I am trying to setup a wildcard ...
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CNAME for redirected Subdomain

I have a domain domain.com where an A record for my-sub is set and a 301 redirect for my-sub.domain.com to my-sub.notmydomain.com. Now I got an information to set a new CNAME for my-sub.domain.com ...
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changed name servers, but AWS still blocking site

I was advised that changing name servers over to a traditional hosting service would be enough to move the site, but it's not working and I think amazon is still controlling something. Is it possible ...
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42 views

Requirements for redirect between two domains with https with different owners

I recently started in a role as a sysops engineer. However, I'm still missing quite a few basics, specifically regarding SSL/TLS certificates & their relation to DNS. Here's the use case: A ...
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3answers
617 views

UFW + fail2ban not working with `nginx` to block attack scripts

my server is currently attacked by some script kiddies. I have set up fail2ban which correctly bans the IP. 2020-01-07 05:51:45,639 fail2ban.actions [1656]: WARNING [nginx-botsearch] 123.207....
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570 views

AWS Amplify SSL configuration pending

I am setting up AWS Amplify to build, deploy and host one of my application written in Angular. Everything is working with Amplify domain. Now I am trying to configure a custom domain to Amplify, but ...
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Hostname not eligible for App Service Managed Certificates creation

I have an Azure App Service Plan shared by two App Services. For the first (www.rachel-lumsden.net) I have added an "App Service Managed Certificate". This has enabled secure requests to the site. I'...

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