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Questions tagged [domain]

A collection of computers or other networked resources.

A collection of computers or other networked resources within an organisation. A domain is identified by a domain name. Domains can be divided into hierarchical sub-domains.

A Microsoft domain is such a collection, often managed by the Active Directory product. The centralized authority for a Microsoft domain is one or more Domain Controllers. These Domain Controllers are responsible for authentication and other security services within the domain.

2756 questions
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Where does email sent to *@example.com go?

So I've wondered this for a long time. Where does email sent to *@example.com go? If I accidentally sent sensitive information to *@example.com would some evil person (potentially at the IANA) be able to retrieve it someday?
bryan kennedy
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Can I create a top level TLD? (.michael for instance)

It appears that ICANN is allowing the creation of top level domains. Instead of 'registering' a domain, you would essentially be signing up to be a registrar (you'd be giving out registrations on your TLD). How do they decide whether to…
Michael Pryor
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How to redirect domain A to domain B using A-Records and CNAME records only

I have 2 domains hosted with different hosts. I need to redirect Domain A to Domain B. Unfortunately I can't do a 301 redirect from Host A, but can only modify/add DNS entries (A-Records and CNAMEs) at Host A. Surely it is possible to redirect…
Prembo
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What is the difference between a hostname and a fully qualified domain name?

I am new to the world of setting up servers and am baffled by the term hostname and fully qualified domain name (FQDN). For example, if I want to set up a server that hosts files on the local network i.e. a file server, what would I use a hostname…
PeanutsMonkey
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How the heck is http://to./ a valid domain name?

Apparently it's a URL shortener. It resolves just fine in Chrome and Firefox. How is this a valid top-level domain? Update: for the people saying it's browser shenanigans, why is it that: http://com./ does not take me to: http://www.com/? And, do…
Christopher
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Why does Heroku warn against "naked" domain names?

I ran across this page in the Heroku docs... Naked domains, also called bare or apex domains, are configured in DNS via A-records and have serious availability implications when used in highly available environments such as massive on-premise…
Agvorth
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How should I setup separate MX records for a subdomain?

Let's say I have a domain that I run a web application on, for example cranketywidgets.com, and I'm using Google Apps for handling email for people working on that domain, for example, support@ cranketywidgets.com, jane@cranketywidgets.com,…
Chris Adams
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Government censors HTTPS traffic to our website. Workarounds?

I am helping run a website that has been blocked for political reasons by the same Russian agency that has previously tried blocking Telegram (RosKomNadzor). This is not the first time it happens, and previously we would just change the domain, but…
Mary
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Create Unix Named Socket from the Command Line

Is there a command similar to mkfifo but for domain sockets?
benmmurphy
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Is there a site that can track all the domain names I own?

I've been using a spreadsheet to keep track of domain names. Is there a web service anywhere that maintains a domain name database and tracks all the domains we own? The most important feature is that it would have to remind me when it's time to…
Joel Spolsky
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Simple apache2 redirect from one domain to another

What I want to do is the following: My domain xy.example.com no longer exists. Thus I want to do a simple redirect to the new domain abc.example.com. It should be a redirect, that also works when someone types in the browser bar…
JohnnyFromBF
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How to test DNS glue record?

Hello I have just set up a DNS server for my domain example.org with 2 name servers ns1.example.org and ns2.example.org. I have attempted to set up a glue record for ns1 and ns2 at my registrar. It seems to work for now when I do a dig example.org…
Sunnz
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Does Google Domains support CNAME-like functionality at the zone apex?

This functionality is required for properly directing a root domain to Heroku: https://devcenter.heroku.com/articles/custom-domains#cname-functionality-at-the-apex Some registrars, like DNSimple, support it. Is it supported by the new Google…
alpheus
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If I own a domain do I own all of its sub domains?

If I own a domain do I own all of its sub domains? For example if I purchase example.com, do I automatically own mail.example.com, blog.example.com, etc? If I do not own the sub domains, can anyone buy mail.example.com if I own example.com? Do I…
Matthew Fournier
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What's the meaning of logging in as "username@mydomain.com:something"

My Windows 2008 R2 machine is joined to a domain. In the logon screen, if I type in "username@mydomain.com:something" as the username, I can still logon properly, what's the meaning of ":something" appended at the end? I can even see the current…
Harvey Kwok
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