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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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
40 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 ...
0
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1answer
11 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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20 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
21 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
33 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 ...
1
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3answers
58 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 ...
0
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3 views

CNAME redirect not working [migrated]

After reading: CNAME for subdomain does not work - 404 Error Redirecting an entire domain to another in one CNAME record [duplicate] I am facing some problems when trying to redirect a subdomain ...
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24 views

DNS configuration canonical redirect [duplicate]

I am trying to implement www resolve on a customer's site. Unfortunately, Yahoo does not have htaccess or 301 redirect capabilities and so I have been advised to use the dns cname as a workaround but ...
1
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1answer
25 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 ...
0
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1answer
17 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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34 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 ...
4
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1answer
377 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
56 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
84 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. ...
0
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1answer
34 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 ...
0
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2answers
32 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
53 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 ...
1
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1answer
60 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 ...
0
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1answer
46 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 ...
1
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1answer
93 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 ...
0
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1answer
43 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
43 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 ...
0
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2answers
73 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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1answer
54 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
141 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 ...
2
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2answers
144 views

Changing an `A` record to a `CNAME` without downtime

I have a domain name (currently hosted on dyn.com) with an A record pointing to our production IP address. We're moving across to Amazon EC2 and are using a load balancer, with the recommendation ...
0
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1answer
526 views

Alias (CNAME) record cannot be added to this DNS Name [duplicate]

In Microsoft DNS, I'm trying to setup a simple DNS Alias (CNAME) pointing from domain.com to www.domain.com. I also want to forward www.domain.com to a specific IP. In other words, I want to do ...
0
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1answer
127 views

Set MX records on a CNAME domain (heroku app)

I have a heroku app on a subdomain like x.herokuapp.com which is mapped to my domain name via a CNAME record. I want emails to be handled by zohomail so I've tried setting up MX records but these seem ...
3
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2answers
203 views

Best CNAME TTL strategy for fallover switching

I've recently been thinking about the TTL of our DNS. We have A records for our servers and then CNAME records for the customer facing names. The www.example.com CNAME points to server-01.example.com ...
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0answers
34 views

CNAME Setup on Apache to Point to a Site Hosted On Another Server [duplicate]

I'm trying to setup a CNAME record on an Apache server. Basically, what I want is to redirect a site on a different server (e.g., http://siteName.com/index.php) to beta.siteName.com (which is on AWS). ...
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2answers
57 views

How to create a catch all Apache VHOST entry? [closed]

Hi I'm trying to allow users to domain map to us using CNAME's. Our server is running CentOS 6.4 and Apache. When I create a CNAME on another domain we have with the values: test.otherdomain.com -> ...
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1answer
108 views

SSL Certificate on CNAME

I have been reviewing the other posts regarding the issue, but having some trouble understanding since I've tried implementing it but still not able to figure it out. I have 2 servers. The main ...
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0answers
142 views

Why does RFC 2181 disallow MX record with a CNAME exchange?

According to RFC 2181 http://tools.ietf.org/html/rfc2181#section-10.3 10.3. MX and NS records The domain name used as the value of a NS resource record, or part of the value of a MX ...
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1answer
27 views

MS Exchange 2003 to Google Apps Migration Domain Verification

My company just decided to move to Google Apps due to lots of technical issues with our Exchange 2003 server. I have just signed up for the free trial account for Google Apps and one of the first ...
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votes
1answer
33 views

Emails old MX, A and CNAME records [closed]

I need urgent help please. One of my clients had a domain(example.com) which they forgot who they bought it from 3 years ago. i transferred it to my hosting account as addon domain, then they told me ...
0
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1answer
63 views

Switching to different domain registrar and different host without any website or email downtime

What I currently have: Domain registered at register - oldregister.com Website hosted at different host - oldhosting.com Email hosted at different email provider - oldemailhosting.com What I want: ...
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2answers
236 views

How to point CNAME to Digital Ocean droplet

Having an issue trying to point a CNAME to my Digital Ocean droplet I created a CNAME on DNSimple and pointed it to the IP address of my Digital Ocean droplet: ironman4x4.adamgeorge.com I've tested ...
3
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0answers
68 views

How do large SaaS providers support A records? [closed]

According to RFC 1035 CNAME records cannot be used used in a zone apex because a CNAME record cannot exist alongside records such as SOA. This is frequently a source of frustration for those trying ...
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2answers
176 views

How does my registrar (Namecheap) let me set up a CNAME record on the apex domain?

Namecheap seems to let me create a CNAME record on the apex domain, which I thought was contrary to the definition of a CNAME record: It works (correctly loading up my static site from S3). ...
0
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1answer
117 views

DNS server not resolving github page properly after two days

I had GitHub pages set up at mypage.github.io. I changed it to mynewpage.github.io with a new account and repository. I deleted the old CNAME and configured another CNAME in DNSimple to point to the ...
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1answer
198 views

Server responds to non-www but not to www. DNS problems?

The www. version of the site is not being routed. non-www version is served correctly. My registrar is with FastHosts, and I am wanting to move from 1and1 to DigitalOcean for web server with ...
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votes
1answer
124 views

CName and A type sites hosted with and without SSL [closed]

Ok, I have a bit of a complicated set up that works for the most part, but recently I've had to migrate a couple sites to my server and I can't seem to get things working the way I want. I have 5 ...
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1answer
334 views

GoDaddy DNS point my Sub-domain to another Server? [closed]

I want my Root Domain to be still sitting on GoDaddy default IP. (To show the default GoDaddy page that we get whenever we buy a new domain). Then my sub-domains to be pointing to my own WebServer. ...
3
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1answer
288 views

Can I set a CNAME to point to the CNAME of a separate domain [duplicate]

I want to insulate myself from changes to the domain of the server we're using. For example, right now we need to point to: www.oursite.com. IN CNAME www.myserver.com. But the service we're ...
0
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1answer
231 views

Error 404 on CNAME forward

In my DNS manager, GoDaddy I made some A Record that points to *.mirror for my domain Now when I access URL 123.mirror.mydomain.com from the browser I can see that my app is loaded, and its all OK. ...
0
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1answer
241 views

What is the best way to configure Apache or AWS to support a Rails multi tenancy application that allows each customer to have their own domain name?

I'm building a Rails 3 SaaS site that allows for multi-tenancy. When a customer signs up they put in their own domain name, e.g. example.com. I need example.com to point to my SaaS application and ...
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2answers
413 views

Redirecting an entire domain to another in one CNAME record [duplicate]

Is there a way to redirect an entire domain to another domain through one CNAME record? For example [anyhost].domain1.com pointing to [anyhost].domain2.com where no matter what host name I enter in ...
0
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1answer
46 views

How to define www and .com as the canonical versions of the domain?

Trying to figure out how the DNS should be configured for the domains foo.com and foo.net so that: www.foo.com is the canonical version of the domain (foo.com should also still work) foo.net and ...
2
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2answers
221 views

Why use CNAME in Route 53+S3 combination

I have been going through Amazon's docs on using Route 53 in conjunction with S3 to serve static websites. The strategy they show is to do: example.com A -> alias to ...