A collection of computers or other networked resources.

learn more… | top users | synonyms

31
votes
2answers
9k views

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 ...
10
votes
2answers
645 views

How do I prevent Apache from answering requests for domains I don't host?

Someone has pointed their domain (www.bomberball.net) to the same IP as my domain (www.kapparate.com) , and Google is now showing the former when searching for Kapparate, rather than the latter. ...
57
votes
22answers
10k views

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: ...
3
votes
3answers
5k views

My public website name and AD domain name are the same. How can I get to my external website from inside my network?

I am using my domain example.orgin my firm. I can use www.example.orgto view my website. If I try http://example.org from outsite my firm there is no problem, but if I try it from inside, my windows ...
3
votes
2answers
1k views

Domains and 'Private Registration Services'

Last year i registered a few domains, with a 5th i could get free privacy which is what i wanted. My total was $43 for 5 domains and privacy. Now i need to renew them. I have the cost of the 5 ...
2
votes
1answer
383 views

Weird http -> https redirection although not configured

I am running Apache 2.2.15 (CentOS 6.6) with a HTTP-only domain demo.xml-director.info Using wget I can retrieve the content properly wget -S http://demo.xml-director.info --2015-01-05 13:31:41-- ...
15
votes
5answers
41k views

How to find all hostnames in DNS attached to one IP?

If I have multiple hosts configured on one machine (a la apache's VirtualHosts), how can I do a lookup on the IP and find all domains configured to reach it? For example, I have several web and email ...
4
votes
5answers
4k views

Another domain name pointing to my server IP?

I was checking out my reverse-DNS entry of my domain the other day which is run from a dedicated server. I noticed that another person/company had their domain pointing to my server? I have no idea ...
1
vote
4answers
99 views

Testing nameserver configuration using it

I have configured my nameserver, and I want to test it before letting it go online. So, how could I say that a specific domain (let's say example.com) should be resolve using a specific nameserver ...
1
vote
1answer
862 views

Reverse DNS Lookup from the Command Line

I'd like to get a list of all domains pointed to a certain IP address. Is there a way to get this information from the command line? Nothing like "host", "nslookup" or "dig -x". Those return the ...
0
votes
2answers
350 views

How to make domain point to another web directory?

My client gave me limited access to his webserver. At the moment, I have 2 versions of the same website and they are /home/public_html/ and /home/public_html/newversion/ I want to point ...
13
votes
2answers
19k views

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@ ...
7
votes
5answers
18k views

How to find the computer name a user logged on to

Is there a tool or script or some other way of knowing what computer name a specific user is currently logged on to? Or even was logged on to? Say the user "HRDrone" is working on his machine whose ...
6
votes
2answers
692 views

Do I have to buy a second wildcard certificate for a subdomain?

We already have a wildcard certificate for *.mycompany.com. Our network has hosts that are only reachable internally. All of them belong to the internal.mycompany.com subdomain. There is a private ...
6
votes
2answers
2k views

Getting a domain name off of the blacklist

I have a friend who purchased a domain name recently that he found out (after buying it) is apparently blocked by many corporate firewalls or proxies b/c it's been tagged as porn by the blacklist db ...
3
votes
2answers
3k views

PTR record (rDNS) for multiple domains on a shared IP address

I host multiple domains on a single IP address: cats.com A @ --> 10.20.30.40 A mail --> 10.20.30.40 MX @ --> mail dogs.com A @ --> 10.20.30.40 A mail --> 10.20.30.40 MX @ --> ...
10
votes
3answers
5k views

When are DNS “glue” (or “host”) records needed?

I kind of know why glue records are needed (cyclic dependencies), but when are they needed? Are they only needed when setting a domain's nameservers to my own machine on the internet - like ...
6
votes
8answers
51k views

How to tell what time a domain user logged in?

In the "Security" event log on a Windows 2003 domain controller, I see several entries of event 540 -- "Successful Network Logon" averaging a few minutes apart throughout the day. Is the first one of ...
5
votes
3answers
4k views

Windows Domain Controller: Create a test environment from a production environment

I need to create a working test environment of a domain we have. I need to have all the data from the production environment in the test environment. What is the best way to go about doing this? ...
3
votes
4answers
3k views

Multiple domains (including www-“subdomain”) on apache?

after messing around a while I decided to ask here: I have a vhost and want to use 2 domains on this server. My apache configuration file looks something like this: NameVirtualHost * <VirtualHost ...
8
votes
2answers
5k views

Create Unix Named Socket from the Command Line

Is there a command similar to mkfifo but for domain sockets?
3
votes
3answers
38k views

Allow Domain Users to install software on their computers

How would I go about allowing a 'domain user' to install software on their computer. I have active directory and group policy in place. Is there a setting in group policy that would allow this? I ...
1
vote
3answers
2k views

domain redirection with virtualhost

I have setup a domain, I and I would like to point that domain onto a different webserver. lets say: domain 1: www.test.com on server 1 domain 2: www.test1.com on server 2 I would like to forward ...
1
vote
1answer
1k views

Runas Domain Account Still Asks for Password

I'm using a Win7 computer that isn't joined to the domain. I want to be able to run a program, such as IE, under the domain user. c:\> runas /noprofile /netonly /user:MyDomain\MyUser iexplore.exe ...
5
votes
1answer
3k views

How to hide a trusted domain in the logon screen?

I need to create a bidirectional trust between two Active Directory domains. But management is worried that users will be puzzled out when seeing another domain name in the drop-down list in the ...
5
votes
3answers
2k views

Can a windows 2008 R2 server join a 2003 domain?

I need to upgrade a windows server 2003 machine to at least 2003 R2. I'd like to upgrade it all the way to 2008 R2. I just wanted to verify, 2008 R2 can join 2003 domains right? The other servers are ...
2
votes
4answers
4k views

If a machine is removed from Active Directory does it create a log file?

If a machine is removed from AD (but not properly disjoined from the domain) is a log file/entry of some kind created? If so where would it be located and how can we access it?
2
votes
1answer
824 views

Move primary domain hosting from GoDaddy, but keep email & subdomains there w/ non-GoDaddy registrar

Given a domain registered through DotRegistrar, with GoDaddy as the current host (shared hosting) I need to figure out how to move the hosting for the primary domain to another hosting provider ...
1
vote
2answers
1k views

Is it possible to block a certain email adress from sending email anywhere other to its own domain?

I wonder if its possible to block all but few specific adresses to send outgoing emails anywhere other than its own domain. Also so they could still recive incomming messages. Blocking everyone isnt ...
1
vote
1answer
3k views

DNS BIND on CENTOS 6.3 and domain nameservers

I am somewhat new in BIND and DNS, so please tolerate my stupid Questions. I having problem running my own custom nameserver. I have a virtual hosting with openVZ (CENTOS 6.3), with 3 IP addresses and ...
1
vote
2answers
2k views

How can I find other domains hosted on an IP?

I see sites such as http://domainsbyip.com/ that allow people to input an IP or domain and it returns other domains hosted on that IP. How do you find this information?
1
vote
4answers
8k views

Share folder and access this folder on different domain

the following situations: i have two pc's. My work desktop with XP prof and logged on in domain mywork.com. This desktop also has two network card. one for logging on the mywork.com domain and using ...
0
votes
3answers
124 views

How to test and actually perform a transfer of an internet domain to a new server regarding mail?

My setup is a productive server (e.g. 1.1.1.1) hosting a domain, lets say example.com. Currently, postfix and courier (only IMAP) are doing the job of hosting mail. I am planning to transfer the ...
0
votes
2answers
193 views

How to setup a shared webhost for multiple subdomains on a single amazon ec2 instance

I have a CentOS instance. Is it possible for multiple domains / subdomains to share that single instance and on my Apache server i will have separate folders for each domain. How do I start doing this ...
0
votes
2answers
63 views

different hosting account, same URL?

Our client has a website at www.myclient.com. They want a new site created at www.myclient.com/newsite and for us to host it. Is it possible to have www.myclient.com hosted on one server/network and ...
0
votes
2answers
222 views

mapping my EC2 instance to the www.mydomain.com

I am newbie to concepts like Cname, A record and all. I am running a EC2 instance with tomcat6. Now I need to map my java based application to www.mydomain.com. I just went through few documents and ...
0
votes
2answers
66 views

how to create a subdomian on a windows server 2003 network

I'm trying to forward 'test.mydomain.com' to '192.168.10.34'. That is a centos web server. However I can't seem to figure out or find how to do this in Windows Server 2003. We do own mydomain.com and ...
0
votes
2answers
4k views

How to update domain password cache over vpn

I have a machine that connects to a domain over a VPN, however it hasn't connected for months and has an old domain password (that I have forgotten) cached on it and won't let me log in to the box ...
0
votes
2answers
907 views

Multiple domains on single host plan on GoDaddy problem with redirection

I have a goDaddy account for hosting and on that host i have multiple domains. goDaddy offers me only one 404 redirect for all of my domains: * example2.com/gadf (nonexistent link) is redirected to ...
-1
votes
1answer
81 views

vmx and vmdk completed > How to change the domain>

Do I need to change the domains (as they are from different domain) before opening with vm-workstation 8x? or do I change the domain after open it with vm-workstation? How to change domain of a ...
55
votes
3answers
12k views

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 ...
17
votes
4answers
16k views

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 ...
27
votes
7answers
3k views

Why is it a bad idea to use a customer email as the from address

I've got an application that emails users once they have filled in a form. It uses a no-reply@customerdomain.com as a from address. The customer wants it to use the email from the form as the from ...
7
votes
1answer
246 views

How do I remotely issue a CLI command to thousands of Windows domain computers at once?

I need to issue a CLI command (cmd.exe or PowerShell) to all of the thousands of computers on my domain. For obvious reasons, this is not going to involve doing the task manually, or physically ...
6
votes
1answer
4k views

What needs to be done/added on Apple MacBook Air in order to join domain and be managed?

We are a fully windows active directory company. I now have a MacBook Air (first in company) - that needs to be connected. What are the things I need to install/set in order for me to be able to ...
6
votes
3answers
3k views

Changing netmask from /24 to /16 on a Windows 2003 domain

I have a Windows 2003 domain using 192.168.0.0/24 with all static addresses (no dhcp). I want to move to 192.168.0.0/16 because we need more addresses. I understand that we need to change netmask ...
6
votes
3answers
11k views

Creating a cookie-free domain to serve static content

I am trying to create a "example.com" domain to serve static content to my original domain. How would I make the "example.com" domain to so its cookie-free when loading content? I am thinking that ...
5
votes
5answers
16k views

Which DHCP Client OS Support DHCP Option 119 Domain Suffix Search?

The ability for DHCP servers (Microsoft, ISC, VitalQIP, IPControl, Infoblox, etc.) to deliver DHCP Option 119 - Domain Suffix Search Lists has been around for a long time. Initially, DHCP Client ...
1
vote
3answers
397 views

On-site campus infrastructure migration to Amazon EC2. Feasible?

After a recent power outage, we've been re-evaluating how we can most effectively provide, maintain, and support our IT resources. One idea we've been considering is to move our non-critical ...
1
vote
4answers
5k views

www.example.com vs example.com?

The website I built my girlfriend is not resolving on her Mac when she types www in before the domain name. Is it her browser or do I need to set up a www redirect somewhere?