A domain name is an identification string that defines a group of computers on the internet under the same realm of administrative autonomy, authority, or control. Technically, any name registered in DNS is a domain name, however, the term usually refers to a second and top level domain, such as ...

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5
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3answers
20k views

SSL certificate for a public IP address?

I just tried buying a Comodo Positive SSL but it was rejected due to not supporting a public IP address, but instead they only support a domain name. Does anyone know any SSL certificate provider ...
6
votes
1answer
1k views

Is it bad practice to run a web application server directly on port 80/443

I am hosting a web app on amazon aws, using an ec2 instance. On that instance i will be running only one application. using glassfish v3.0.1 I do not want to run the app using : www.mydomain.com:...
4
votes
5answers
2k views

www.example.com vs example.com [duplicate]

Possible Duplicate: to www or not to www Consider a website at www.example.com When the URL is entered manually into Firefox's address bar as example.com , the browser automatically redirects ...
2
votes
1answer
899 views

No-ip works for non-internal clients, pinging works internally

I'm having a really bizarre problem while using No-IP. I can access the server fine from clients not on the local network and local and remote clients can ping the server just fine. I get the same ...
33
votes
23answers
5k views

Who is a good registrar these days? [closed]

It's been a long time since I've had to register a new domain. What registrar is considered geek and sysadmin friendly? I've heard that godaddy will screw you 10 ways to Sunday, and a lot of the ...
10
votes
4answers
17k views

When exim4 sends HELO/EHLO, how do I configure which host name it sends?

Mails from my system are being rejected when the receiving server does HELO checking. I believe my system is sending the wrong domain name. I'm running exim4. Googling for anything about exim4 and ...
6
votes
4answers
5k views

Redirect all non-www subdomains to main www domain with Apache2

I have a website (domain.com) and I would like to redirect all my secondary domains (domain2.com, domain3.com) and all the subdomains of these domains (*.domain.com, *.domain2.com...) to the main ...
3
votes
1answer
6k views

How do I use OpenDKIM with multiple domain names on a single server?

How do I use OpenDKIM with multiple domain names on a single server? I own 3 domain names, and I have a single server that's running postfix for sending email. How do I use OpenDKIM? Can I use the ...
33
votes
3answers
2k views

Can someone using the same DNS server as me hijack my domains?

When I register a new domain, I send it to my hosting provider by assigning it its domain name servers in the registar's settings. For example, with Digital Ocean, I input the following: ns1....
4
votes
3answers
3k views

Is it possible to bind domain names to VisualSVN server and IIS on the one box without using a port?

I’ve got a machine running VisualSVN Server for SCM and IIS which hosts a web front end to perform some repository management tasks. Ideally, I’d like to bind a different domain name to each but it ...
6
votes
12answers
446 views

Tips for Domain Name Management?

Expired domain names = downtime for websites. Downtime = bad. How does your organization make sure domain names have been renewed? I believe ICANN requires registrars to give a notice at 60 days and ...
6
votes
4answers
4k views

What is the purpose of a domain?

I am new to the world of server configurations and am having a hard time coming to grasps what a domain is especially in an internal environment. For example I have read and been told the best naming ...
7
votes
2answers
273 views

Is there anything I should know before trying to acquire a domain name from the current owner?

I am helping my church with their new web site (two of them actually) and there is a domain name that they really want, but it's taken. The domain isn't in use (at least not for a web site). I've ...
3
votes
3answers
5k views

Multiple domain names for IIS websites with SSL

First off, this isn't a question about sub-domains or host headers and SSL. What I want to know is can I build a certificate request or find a certificate provider that will issue a certificate with ...
2
votes
7answers
2k views

Naming Windows Server 2008 domains

I am setting up a new Windows Server 2008-based domain and I am thinking about the domain name. Some time ago I read some documentation from Microsoft where they advised to use a .local suffix for "...
1
vote
2answers
3k views

Some questions regarding Hostname

I just bought a new VPS hosting plan and i have a few questions. Hope someone here can clear the doubts for me. 1) Is it necessary to have a real domain for a vps hostname? I suppose i can just ...
0
votes
3answers
846 views

Bot? check if a domain name is availible?

I am trying to get a 3 letter domain with .net or .org and it seems like EVERY combination is taken. Is there a way i can get a list of domains available? perhaps with a bot? (i'll write it if i need ...
-1
votes
2answers
4k views

DNS simulation for testing purposes?

I'm wishing to simulate DNS for testing purposes, having decided to learn about it for if I was to go into webhosting. I've considered BIND (and tried setting it up), but that wasn't suited to my ...
4
votes
1answer
274 views

Is this a case of a stale ISP DNS cache or did I fudge something up?

I am currently in the process of transferring a legacy website (from a legacy hosting service provider) to a modern solution. Due to my context-specific requirements (which include financial ...
3
votes
3answers
3k views

What is the DNS root zone and domain?

This might seem like a silly question but I want to get my terminology correct. This was my understanding: DNS root zone = . DNS root domain = (nameless) However, after reading the Wikipedia ...
2
votes
3answers
6k views

How do you add a domain name to a VPS?

I have a VPS with allgamer.net (I use it to play minecraft). I also have a domain name with networksolutions.com What I want to do is attach that domain name to the VPS. I want to run a wiki on my ...
2
votes
1answer
241 views

What is wrong with my DNS entries?

I have some problems with a domain not working as expected. My registrar's controlpanel shows these records for mydomain.eu: www A 111.222.333.444 * A 111.222.333.444 I use the nameservers of my ...
1
vote
2answers
425 views

How to block Spiders / Scrapers by REMOTE hostname / domain for all Virtual Hosts in Apache?

I've seen plenty of robot.txt stuff, and some mod-rewrite solutions that looked promising… but haven't been able to find a simple solution to block Spiders / Scrapers / whoever the hell I want to ...
1
vote
3answers
588 views

Domain clients can't reach website with same name as domain

I know this is a very basic question but I need some help. I'm setting up a domain controller on Zentyal with the domain name example.com. But I need the domain users to be able to get to our company ...
1
vote
1answer
3k views

Mismatch in NS and glue records in the parent zone, where every NS is still auth

What happens with glue record inconsistency, where every single server that is listed as an NS server at the parent zone for the child zone, always answers records authoritatively regarding the child ...
0
votes
3answers
461 views

How to test new nameserver before to make it live [duplicate]

Possible Duplicate: Testing nameserver configuration using it I'm thinking of changing from my hosting provider nameservers to Route53 (Amazon's distributed nameserver) for several reasons. I'...
0
votes
1answer
2k views

Syslog-ng how to get domain names instead of IP address

How can syslog-ng get the domain names instead of IP address that I received? I'm able to get those information but in IP address, I would like to get the DST/HOST to domain names instead of getting ...