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.

learn more… | top users | synonyms (1)

1
vote
1answer
119 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 ...
1
vote
2answers
166 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 ...
1
vote
1answer
1k views

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 ...
1
vote
1answer
286 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 ...
1
vote
2answers
4k 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 ...
1
vote
1answer
106 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 ...
1
vote
1answer
142 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 ...
1
vote
1answer
151 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 ...
1
vote
2answers
736 views

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 ...
1
vote
1answer
138 views

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 ...
1
vote
2answers
2k views

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 ...
1
vote
2answers
2k views

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 ...
1
vote
2answers
598 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: ...
1
vote
1answer
122 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 ...
1
vote
2answers
272 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 ...
1
vote
1answer
668 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 ...
1
vote
1answer
858 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 ...
1
vote
2answers
621 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 ...
1
vote
1answer
1k views

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 ...
1
vote
4answers
629 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 ...
1
vote
3answers
92 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 ...
1
vote
1answer
27 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 ...
1
vote
1answer
300 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? ...
1
vote
1answer
122 views

can't delete Resource Records through CMD in Windows Sever 2008

Final Update Problem erased in the least acceptable way: After re-installing the DNS-Server lead to even more problems, I re-installed the whole Operating System and - up to now - everything works ...
1
vote
1answer
336 views

How to add a CNAME for localhost in BIND 9?

I am doing web development and host the local versions of sites on my machine. I have Linux Slackware 14.0 with BIND 9.9.1-P3. In my named.conf I have this: zone "localhost" IN { type master; ...
1
vote
1answer
978 views

Sendmail issue with IPv6

I have an email server configured with multiple-instance of sendmail running each on different IPv4 and IPv6 addresses. Everything is running smooth until a point where for some domains/emails ...
1
vote
1answer
221 views

Easy way to shorten up bind9 zone config?

Is there an easy way to put some kind of variables into bind9 zone files? Lets say i have a bunch of different zone-files, and i would like to define my ip's in one config file. So that i can make ...
1
vote
3answers
133 views

DNS issue with migration of web site to new server

I have a legacy system that I'm attempting to make a significant configuration change to, but am not seeing a way to do so cleanly. The state I inherited consists of a web site hosted on two app ...
1
vote
1answer
931 views

Elastic Load Balancer + Domain setup

How do I assign the ELB (Elastic Load Balancer) to my domain. Do I need to do it for the main domain (ie. domain.com) or sub domain (www.domain.com). My registrar is godaddy - how I do it? - What's ...
1
vote
3answers
131 views

need to help with dns cname recode

I am running app on mydomain.com, when abc customer ask for instance of my app, I create a subdomain (like abc.mydomain.com) and put copy of app to that subdomain. That's fine. When abc ask for their ...
1
vote
1answer
310 views

messed up confused dns records!

I'm totally new to this, please help. While trying to redirect the mail from my server to gmail using MX records, I think I've messed up, and I'm way confused about that. First: I can set DNS records ...
1
vote
3answers
635 views

CNAME help - wildcard DNS for SaaS

I am trying to figure out how to allow my users to use a CNAME for their unique wildcard domain. (user1.wlapi.com), etc I read here: ...
1
vote
1answer
4k views

How do I enable Windows XP's Windows Explorer to accept CNAME aliases in the address bar? [duplicate]

Possible Duplicate: How to Configure Windows Machine to Allow File Sharing with DNS Alias Environment: Let's say my server name is OU812 and its IP address is 172.100.51.50. In DNS Manager ...
1
vote
2answers
808 views

Custom Domain Name - Server not found Google App Engine and Google Apps

I have integrated my domain at Google Apps with Google App Engine. I added www.myDomain.com to google app,it was working correctly and pointing to my application at appEngine, but now it doesn't ...
1
vote
3answers
240 views

Offer Custom URLs using CNAME

How do I allow my customers to access subdomain.myapp.com from a subdomain.customerdomain.com. Google Apps allows you to do this with a CNAME change. How can I offer a similar functionality? I found ...
1
vote
1answer
447 views

How to setup a CNAME to map a custom domain to an Apple Mobile Me site

My site is published with iWeb and is hosted at URL like this: http://web.me.com/foobar With pages like this: http://web.me.com/foobar/site/about.html I have a custom domain (e.g., www.foo.com) ...
1
vote
2answers
218 views

Website and email hosting on different servers

I have a client site currently on a Hostgator reseller account but I'd like to move the website hosting over to my Linode. The email accounts however should stay with Hostgator. DNS is also managed ...
1
vote
1answer
314 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 ...
1
vote
1answer
715 views

How to setup GoDaddy dns forwarding

I have a VPS in England and a hosting account with hostgator. I use GoDaddy to manage my domain name settings. My VPS is mainly used for mail and certain other services. The actual site is hosted at ...
1
vote
3answers
352 views

Do some mail servers rewrite envelope-to in response to a CNAME?

In DNS, I have service.example.com. CNAME box.example.com. When sending email automatically to about 10,000 adresses (no worries, nothing sinister), I set envelope-from to ...
1
vote
2answers
183 views

How to point a domain to an IP or host such that we can change what server that points to?

We provide a hosted CMS for our customers, and when they want to point their domain name to their hosted site, we currently instruct them to create an A record that points to our load balancer's IP ...
1
vote
1answer
968 views

Dynamic Virtualhost on Wildcard Subdomain hidden behind CNAME

Introduction I have a community and every user can has its own subdomain at my project e.g. username1.mydomain.com In PHP I use the variable HTTP_HOST to determinate the username (username1). Task ...
1
vote
3answers
734 views

Domain regisration in Godaddy and Hosting in Plesk

I bought new domain in GOdaddy and host the site in plesk 9.2.2 . How to related these two. While i adding the domain in plesk it automatically added 10 DNS records like A ,CNAME,MX. but in godaddy ...
1
vote
4answers
710 views

Dreamhost DNS CNAMEs work at my house, not for anyone else

I have my domain BQQKSHELF.COM that I bought through Dreamhost. I set up a CNAME so that zach.bqqkshelf.com points to my app at zach.heroku.com. The app at Heroku is working fine. Everyone can agree ...
1
vote
1answer
42 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 ...
1
vote
1answer
177 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 ...
1
vote
0answers
187 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 ...
1
vote
1answer
223 views

NAS share not accessible using a CNAME from Windows 2008 R2

I have a NAS filer share say \xyz.abc.def.com. I am trying to access the share from Windows server 2008R2 Server. We have a CNAME xyz.def.com pointing to xyz.abc.def.com. I am able to access the ...
1
vote
0answers
179 views

mod_rewrite after a cname

I have the domain foo.bar.example.com. foo is one of many sub-subdomains under bar.example.com. I need to capture and redirect all links at foo.bar.example.com that begin with "/special/". ...
1
vote
1answer
68 views

How can I get my MyDomain-registered domain to point to a new URL?

Sometime before, MyDomain allows CNAMEing of second-level domains, and I naively used that. Now I thought I had specified everything using an A record, and last night I changed the entry for ...