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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VirtualDocumentRoot and CNAME

We have a apache setup that uses VirtualDocumentRoot. This is out vhost file <VirtualHost *:80> ServerName vsweb005.[domain].local ServerAlias *.*.*.vsweb005.[domain].local ...
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27 views

Wrong configuration with CNAME & PaaS Provider [duplicate]

I'm new to this new topic of DNS and researched a lot the last days. I bought a domain name and a PaaS server. Now I want to point the domain name to the PaaS Server. The issue is that my ...
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1answer
24 views

For DNS and SSL do I need a separate certificate for every (DNS RR) A record?

So our firm wants to separate out our cloud servers into separate environments, so www.foo.com, test.foo.com and dev.foo.com. [We may even want to break our subdomains into further sub-domains.] My ...
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1answer
7 views

GoDaddy: Link subdomain to subdirectory

I have a multi-tenant app on Heroku where each tenant has a portal (micro-site) that lives in a sub-directory (e.g. http://www.example.com/portals/foo-bar). My domain is hosted by GoDaddy and I want ...
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2answers
62 views

How to point multiple top domains to IP of another top domain?

Lets say I have top domain domain-X.com with DNS A record pointing it to IP 1.2.3.4 then I have domains, which I might not have control over, they belong to customers, which owns them and may ...
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0answers
12 views

TLD pointing to subdomain of TLD connected to Heroku

I'm trying to point the root of of domain2.com to a subdomain of domain1.com (which is pointing to a Heroku instance). Do I need to run some kind of reverse proxy for this to work? If so, what kind of ...
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1answer
16 views

Cloudfront: Pulling content from subdomain - serving it on main domain

I'm setting up CloudFront (CF) using third party hosting as the origin. What I want is to have the CF servers act as my own hosting, meaning I don't want to fetch files from the likes of ...
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1answer
53 views

Fixing invalid DNS records for mail server with SSL certificate

Ok, so the question name is a bit weird but I wasn't quite sure how to word it. I have a machine with the hostname foo.example.com with an SSL certificate for the domain mail.example.com. I have also ...
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27 views

How to map subdomain to a domain with CNAME?

I would like to point CNAME records for www.example.com to sub.example2.com. The hosting for example2.com is a shared hosting (cPanel without Addon domain feature). So, what I did was to add a ...
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1answer
19 views

Safe to point www to root/naked domain on Azure?

My client would like to use the root/naked domain name of his site, rather than the www subdomain. I am not overly savvy on the fine points on DNS. Is it safe to create a CNAME record that points the ...
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44 views

CNAME one domain to another [duplicate]

I have created a CNAME for www.example.com to example.org I would like to create a CNAME for example.com to example.org Or, do I not need to do that? Our former email domain rather than ...
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36 views

Pointing www to one place, but keep subdomain here

First of all, sorry for the awful wording in the title. I will try to explain what I actually need and hopefully someone here will know if it's possible or no. Basically I want to point my ...
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2answers
31 views

Can a.X.com CNAME a.Y.com

I believe similar questions have already been answered. But my knowledge on network is sooo poor that I cannot even tell the similarity. I work for X and we use Y's SaaS Application. The application ...
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0answers
28 views

how to create Alias on IIS server in Windows server 2008 R2

I have a domain and I want to configure public URL for RDWeb Access. My domain provider needs a 301 re-direct in order to create the CNAME entry. So i need to know how can i create an alias of ...
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2answers
57 views

CNAME interfering with MX record? [duplicate]

I have got a free domain at Freenom, which I use to host my website, and to receive email. About a month ago, I used an A record to point [Blank] and www to the A record of my webhosting. I also had ...
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1answer
63 views

Forward domain to website hosted on Azure server with a non 80 port

I have an Azure Ubuntu VM server with multiple websites. Say website A = 81, website B = 82. These endpoints are exposed and I can access the website externally using <ip address>:<port>. I ...
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2answers
89 views

DNS MX vs CNAME entries

I have recently bought a domain for setting up a website. The website is hosted on OpenShift. Since OpenShift doesn't use its own nameservers, I've edited the DNS records on the domain registrar's ...
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1answer
72 views

Is it fundamentally possible to configure a VPN with “fake” CNAME?

The goal here is to alias a real domain on the wider internet with something like a fake CNAME entry (or by any other means available). For example, suppose I want to configure the domain fake.derp ...
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2answers
57 views

cname record to rhcloud.Com not working anymore

I have a website hosted at rhcloud.com. I added 2 years ago a cname on my domain name dp-global.vn to redirect to the website (gdp-robertduy.rhcloud.com). Today it is not working anymore and the ...
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1answer
26 views

Exchange 2007 - SMTP Traffic

I've done a check of what SMTP trafic is being routed through a 2007 mail server, which we are decommisioning. It looks like all printers are using the mail server for smtp relay, would it be ...
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1answer
40 views

MX does not work, after setup CNAME [closed]

I have the following configuration in the DNS server (1-configuration): -------------------------------------------------------------------- Host name | IP address/URL | Record Type | MX ...
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1answer
38 views

DNAME Functionality Using CNAME

I have a simple name server with namecheap, however the company I host Teamspeak with redirects to have an IP with Teamspeak's default port. So the IP they give me actually looks like this instead, ...
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1answer
64 views

Is a CNAME sufficient for a www. record?

I have been doing a server migration, and checking that everything related to DNS is configured correctly by using IntoDNS. After doing this though, it flags up a error saying that there is no A ...
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1answer
50 views

How does “Cloud Files” from Rackspace know about my CNAME record?

TLDR: when I make this DNS record: whatever.mydomain.com. IN CNAME biglongjibberstring.r89.cf2.rackcdn.com. How does Rackspace know that this random host name I've chosen should go to my Cloud ...
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3answers
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Am I correct that I still need vhost records for users pointing a CNAME record at my application?

A user gets a subdomain in my application, customer.myapp.com. Since users will want to use their own custom domain I'll expect them to setup a CNAME record pointing customer.com to ...
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1answer
72 views

CNAME in Route 53 - Redirect www to non-www not working

I'm hosting web application on AWS with Nginx 1.6.3 and django 1.7.6 I'd like to redirect www.mydomain.com to mydomain.com through Route 53 In other words, showing mydomain.com/foo on address bar ...
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1answer
70 views

CNAME and redirects [duplicate]

Many thanks for the free service on OpenShift. I am using Gandi for my domain - www.something.io (₁), something.io (₂). I am trying to achieve the following: Have domains ₁ and ₂, redirect to ...
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1answer
58 views

SSL certificate for CNAME [closed]

We have added CNAME for AWS Amazon S3 domain. Like below test.domain.com IN CNAME d5f29cy3a2ai3ip.cloudfront.net. We already have the SSL certificate for the domain "www.domain.com". But don't have ...
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1answer
28 views

Azure VM CNAME Returns HTTP 502

I have a Virtual Machine in Azure with a Cloud Service VIP. I have opened up an HTTPS endpoint. If I alter my hosts file to point to the VIP, I can reach my IIS site without any trouble. So far so ...
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1answer
28 views

With anycast DNS, is it the IP or the FQDN that is doing it?

i am somewhat new to anycast and i want to know if it works on the IP or the FQDN. The reason i ask is, i have a anycastDNS account with a provider. And i would like to use my own domain name to make ...
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1answer
28 views

How to set up a CNAME DNS record that will be corresponding to an external website (using Amazon AWS) [closed]

I created an instance of Ubuntu on EC2 and added the DNSs from goddady. I have a page which I want to create an "Alias CNAME" to it. So when entering dashboard.example.com - instead of having this ...
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1answer
36 views

CNAME changes mails recipient address [closed]

we have a problem when using mx and cname records. The reason we are using a cname record is that our virtual machines are hosted on Windows Azure and so they've dynamic ips. We have the following ...
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3answers
162 views

Is there a way to delete an Azure cloud service (web role) and leave a DNS CName record in it's place?

We currently have two cloud services (web roles) running in Azure. They correspond to the version 1 release of our product and the version 2 release. The dns names that got assigned by Azure are ...
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1answer
32 views

Proper implementation of Wildcard DNS on top of an A record

I need to set a wildcard DNS record for a sub domain which already has an A record. I'm not sure if i have to use a new A record for this or can just use a CNAME that points to the A record. My ...
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71 views

Do I need “A record” for AWS ELB while I set up CNAME?

I register the domain through GoDaddy. And now i have a AWS EC2 server behind a ELB. I read the document from AWS about setting up the CNAME. which I did. www CNAME elb.aws.address while ...
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56 views

Delay for CNAME entries on Cloudflare, or any other restriction?

I have a domain like "example.org" at CloudFlare. I have a CDN at Amazon and would like a CNAME subdomain pointing to the CDN host. I have added a CNAME called "documents.public" pointing to the CDN ...
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1answer
416 views

Replacing an MX record with a CNAME that doesn't match the hostname

Today we have 5 companies that all use Google for email services example1.com. 3w IN MX 10 mail.Google.com. example2.com. 3w IN MX 10 mail.Google.com. ...
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3answers
68 views

Can we create a CNAME alias for something like docs.mysite.com/xyz [closed]

We maintain links to the documents coming from the following 3 sources. 1. docs.abc.com 2. docs.def.com 3. docs.ghi.com But we do not give a direct link to the user. So we give the links to the ...
0
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2answers
294 views

Domain Name Forwarding not working with github pages

I had my blog on github pages with a custom domain name blog.tamizhvendan.in and today I've moved it to a new domain name www.p3programmer.com by updating the CNAME record with www.p3programmer.com. ...
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1answer
45 views

Accessing original files on a domain which has A-Record redirect to tumblr [closed]

Hosting a tumblr on a custom domain, but allowing access to files that are at that domain, that are outside of the tumblr CMS. The custom domain I've got two A-Record DNS entries that point over to ...
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2answers
43 views

Nameserver as CNAME [duplicate]

We have a ton of client sites pointing to ns1.hostingcompany.com. I'd like to create whitelabel nameservers so we can easily move sites/servers as needed. For example, I'd like to try Cloudflare ...
0
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1answer
97 views

How to point 2 CNAME records to same external address? [duplicate]

I am fairly new to DNS managing. I have been attempting for a while now to point both my root domain @ and www to my GitHub account page user.github.io. I have a CNAME pointing www to ...
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1answer
200 views

How do I use SSL with Amazon S3 CNAME masked buckets?

I am successfully running an Amazon S3 bucket as media.mydomain.com. The problem is, I'm running an https site and I'm unable to link to files using https//media.mydomain.com. How can I switch to ...
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1answer
144 views

Heroku is not switching certificates after adding custom

I have an app on Heroku and I bought my own certificate, valid for myapp.mydomain.de. I added it to Heroku using their addon, SSL Endpoint. I have a CNAME record which redirect from myapp.mydomain.de ...
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1answer
268 views

Aliases in nginx/apache vs CNAME record?

In one of my nginx sites-available configuration file, I can specify a server name alias, like so: server_name example.com www.example.com; If I had an Apache server, I can do something similar ...
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1answer
58 views

Dynamic VirtualHosts (CNAME)

I have dynamically configured virtual hosts: UseCanonicalName Off <VirtualHost *:80> ServerAlias *.projects.domain.com VirtualDocumentRoot /var/www/projects/%-4 </VirtualHost> ...
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2answers
51 views

Following CNAME alias causes different HTML rendering

I am running Windows Server 2012 with Apache and ColdFusion 11. In our DNS manager on our local domain, we have set up a CNAME alias that points to our reporting server. When you access the the ...
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2answers
90 views

CNAME or A Record to Site under www root?

So I have a server that runs a webapp and I have recently installed our BMC Track-IT! help desk software on it. I also installed Track-IT! Web which is client facing allowing users to browse their ...
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votes
1answer
78 views

Temporarily forwarding client site requests via DNS to hosted maintenance page

Is it possibly via DNS modification to forward a clients site requests to a maintenance page hosted on my own server? I would like the option of easily rerouting a clients' web traffic through DNS so ...
1
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1answer
256 views

Ngrok custom hostname add cname to subdomain

I have xyzfoo.com domain. I created a DNS CNAME record which points to ngrok.com I have my app running locally on http://127.0.0.1:5000/ but not running remotely on zyxfoo.com Does a subdomain need ...