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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How to set a CNAME?

I have multiple websites hosted in a single site in IIS, and I want to recognize it with different website addresses. For example, I want http://test.mydomain.com/site/1 to be seen as ...
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484 views

Mapping domain1.com to subdomain.domain2.com/folder/folder/?query=string

DNS / apache rookie here.. I've searched for the answer and no luck but it's possible that I don't know what to look for in a solution. Many subdomains under .domain2.com each redirect to a specific ...
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CNAMEing a SRV domain?

I have two domain names: example.com and example2.com. example.com has a few SRV records to handle specific services, as well as an A record for a website. I would like example2.com to have a CNAME to ...
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229 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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62 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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292 views

How does this main domain have a CNAME record?

I was under the impression that only subdomains could have CNAME records: main domains need to define all their own records. However, apt-get.com seems to have only a CNAME record. How can this work? ...
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3answers
2k views

Are there DNS servers supporting ALIAS type for apex records?

DNSimple and AWS Route53 are supporting ALIAS records that allow similar functionality to CNAMES for @ (Apex) records in DNS. I'm running a DNS server (Bind) that is currently hosting around 1500 ...
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77 views

Is it possible to route *.example.com to a single machine without registering extra domains?

I would like to achieve something similar to what wordpress.com does - giving each user its own subdomain. user1.wordpress.com would in the VirtualHosts setup of Apache would have its DocRoot at ...
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880 views

How to get a custom Amazon s3 url?

Right now when I upload a file to my Amazon s3 buckert the url to the file looks like this: https://s3.amazonaws.com/<MY BUCKET NAME>/filename.extension I would like to use something like ...
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Does CNAME only work for subdomains?

Does CNAME only work for subdomains? I wonder because I want to redirect from the domain name I registered, say, www.mycoolname.com, to my page at one of the famous social network web sites, say, ...
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380 views

How does bit.ly allow anyone to use cname.bit.ly as their CNAME?

To use bit.ly pro, you need to make a CNAME entry pointing to cname.bit.ly How does cname.bit.ly have to be configured in order to let this happen? Updated for a more detailed explanation. ...
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987 views

CNAME to S3 not working

I have set up a CNAME record to point to an S3 bucket. It's been up for 4 days, and the results of a DIG Lookup show that it is in place: ;; QUESTION SECTION: ;railroad.odehengineers.com. IN A ...
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Wildcard CNAME, normal MX record: Risk of unintended mail routing or hijack?

Our domain has the following DNS records: *.example.com IN CNAME foo.org example.com IN A x.x.x.x example.com IN TXT "v=spf1 mx -all" example.com IN ...
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106 views

HSTS header causes problems for CNAME records?

For a couple of years I have SSL on my personal domain: https://juriansluiman.nl. Now I was using subdomains to access my Google Apps: mail, calendar etc. All these subdomains are configured using ...
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1k views

Setting up Custom Domain with Tumblr isn't working — Correct A-record and CNAME

I'm setting up a custon domain to work with Tumblr. I configured A-record and CNAME correctly, but it still isn't working. www.whatsmydns.net shows CORRECT A-record and CNAME for Tumblr: 66.6.44.4 ...
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Gmail DNS Settings - Do I need CNAME and an A Record?

I'm just a little confused... I'm using Gmail for my mail service, and have followed their instructions. I wanted to allow users to access their email via mail.mydomain.com, but just hoping to get a ...
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134 views

Transferring NS records to a new server

I feel like that was NOT worded well, but here is my current predicament. I recently had a GoDaddy dedicated server, and decided after their customer support failed to do anything but disappoint, to ...
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218 views

How to configure S3 or DNS to handle incomplete name (sans www) for web site?

I have a set up a bucket called "www.mydomainname.com" to host my website and I have configured the CNAME such that "www.mydomainname.com" points to the my endopint ...
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DNS, Domain name settings for ASP Host

I have an account at an ASP hosting company and the URI is: me.example-host-company.com I'd like to my own domain name so I create a CNAME record for a subdomain which has its destination set to the ...
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124 views

Cname and Amazon S3 failure

I had a quick question. If you set up a cname for your amazon bucket and lets say your main amazon s3 bucket goes down, does cname you created serve files, in other words, do your files get redirected ...
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181 views

Does creating a new CNAME replace the old?

I have a CNAME record: cdn.example.com. IN CNAME examp.vo.llnwd.net which was registered through Limelight. Do I need to go back to Limelight release this record? Or if I just generate a new ...
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Networksolutions cname blank alias

Using NetworkSolutions Advanced DNS - I'm able to configure things like: www.mysite.com mail.mysite.com Everything works great, until I go to http://mysite.com - since there is not DNS and it won't ...
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289 views

Setting Up CNAME for Subdomain

I need to direct a subdomain to another server. It works fine for subdomain.domain.com but not for www.subdomain.domain.com - is it possible to point the "www" to the server IP as well as I know many ...
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5k views

Windows Server 2003 DNS added CNAME not working

I'm trying to create a subdomain alias on my DNS server to have portal.domain.com instead obscureServer32324name.domain.com I've attempted both a a CNAME alias to the exact A host entry or creating a ...
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Can CNAME update, bring website down?

We updated CNAME on a production website, after updating it website showed "server's DNS address could not be found" message for about 8 mins. Could this be because of the change in CNAME?
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350 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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50 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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553 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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650 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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332 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 ...
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404 - File or directory not found with Azure/GoDaddy

I'm moving my web host from GoDaddy to Azure, and I'm getting the error above. These are the steps I followed: 1) Made my azure website the paid (yet shared) version 2) Went to GoDaddy and changed ...
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CNAME Setup on Different Server

I have domain and hosting at GoDaddy.com with domain earthline.info. But my email is located at CBN.net.id. I have setup the mx with this configuration: But for CNAME, i'm not sure what i must ...
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DNS Help (CNAMEs and A Records)

I'm trying to set up my DNS properly so that I can have hosting through PHPFog and email services using MailGun. PHPFog has us redirect the naked domain to the www and then use a CNAME to point the ...
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PowerDNS CNAME with multiple A records produces unexpected results

This problem from what i can tell is isolated to PowerDNS. The servers are running two packages pdns-static-3.0.1-1.i386.rpm and pdns-recursor-3.3-1.i386.rpm on the most recent version of Amazon ...
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Why can I resolve this hostname but not a cname to this hostname?

If I run dig against a hostname, I get the according cname, however I get an NXDOMAIN error (non existent domain). if I run dig against the cname I got, I can resolve it to an IP address ...
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643 views

WWW record in DNS (type CNAME) pointing to a site is recommended?

I have a reseller host the sites of my clients are hosted. One such customer wants to keep the DNS management with them. For this, they request the CNAME for them to do the following change in DNS: ...
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130 views

Question about a DNS and subdomain on a different server

I want to know if and how I can do the following: server A is the main server for www.aserver.com server B is a server that gives webservices, and one of the services is for activator (an internal ...
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291 views

CNAME - MX Records (Google Apps)

I need to know if I can "CNAME" older domains to a new domain names so that BOTH email addresses and browser requests will still work. I say this is because I will need emails for ...
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835 views

IE Kerberos failure on some machines with CNAME web server (with SPN for host's A record)

It's fairly well known that IE doesn't like to do Kerberos against hosts that are registered in DNS as CNAMEs. What happens is that IE turns around and uses the underlying A record for the host for ...
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279 views

Create DNS alias

How i can create DNS alias? ie.: i have one domain named example.com and second domain - example.net. Zone-file of first domain contents: example.com. IN A 10.1.2.3 www.example.com. IN A ...
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366 views

How to setup http redirect for links to other urls on my site?

I'm trying to use cname and http redirect to hide that I'm linking to other domains on my site. I know how to setup the cname through my hosting service, but I'm unsure how to setup the http ...
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938 views

CNAME to another domain fails on some office networks, why?

Our domain "aspenfasteners.com" is hosted by Volusion. We have CNAME records "find" and "search" which point to site indexing accounts on www.picosearch.com. These addresses fail on SOME private ...
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641 views

CNAME/AJAX subdomain point to domain

Could anyone let me know how to use a subdomain for ajax calls to a main domain? I know it requires the use of CNAMES and whatnot, but I'm a bit clueless still. I want to make AJAX calls to ...
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DNS CNAME Record windows 2003 R2 server by IP address

I am trying to add a CNAME record to point to an ip address. I have added the CNAME record to the primary DNS server that looks like this: foobar Alias(CNAME) 192.168.50.11 I restarted the DNS ...
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727 views

For a SaaS application, how to allow customers to use their own domain names?

Using windows servers, how would a SaaS web application allow for customers to use their own domains? From what I have read, they would enter a CNAME record for example.com/myapp/ to redirect to my ...
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Configure bind9 to forward queries as-is and to reply answers as-is, or in search of perferct forwarder

I use bind9 server (A.A.A.A) as forwarder only: queries are forwarded to other DNS server (B.B.B.B). I manually ask B.B.B.B to resolve domain and got correct result: $ dig a downloadcenter.intel.com ...
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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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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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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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532 views

redirecting www.www cname zone file

I have configured a zone fine on dns and now if i type the domain it redirect to www.www.domain.com instead www.domain.com Can anyoane help to sort it out and find what is wrong in the zone file? ...