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-1
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2answers
242 views

How do I set up DNS to respond to one or two hosts in a domain with my entries and forward the rest?

I'm not that familiar with DNS, I have a DNS server that handles all of our internal DNS entries and its fine. However we have a software package now that points to a host that exists "publicly" ...
0
votes
0answers
2k views

Windows DHCP client and DNS suffix search list (option 119)

I'm trying to supply the dns search list to my windows clients to make the internal DNS naming scheme usable. Windows AD is not used so no GPO available. The ideal way would be to supply the dns ...
1
vote
1answer
70 views

DNS entry for remote server with domain belonging to another entity

I need my business' client PCs to be able to access a server provided by another company (we'll call it server1.anothercompany.com). The server is on the far end of a private network connection, but ...
2
votes
1answer
184 views

Putting router names in traceroute hops?

We have a number of sites that are interconnected via VPN tunnels. When troubleshooting issues I regularly find myself running traceroute to see the path the workstation takes to access a remote ...
2
votes
1answer
126 views

Mass IP domain mapping

I would like to have for each private IP a mapping like this: ip-192-168-0-1.domain IN A 192.168.0.1 I am using bind9. Is there any way to use a regex to do this? I know that bind supports wildcard ...
1
vote
1answer
724 views

Most DNS queries for TLDs do not pass through dnsmasq

Most DNS queries for top-level domains from my LAN behind a router with dnsmasq 2.55 on OpenWRT 10.03.1 return negative results, e.g.: $ dig com. ANY ; <<>> DiG 9.7.3 <<>> ...
0
votes
1answer
2k views

How do you connect to a local domain (i.e. mydomain.local) when you are outside of the network?

I'm in the process of learning Windows Server 2012, so I just did a fresh reinstall of it. Before I actually setup a local domain, I'm wondering how to access this from outside of my network. My setup ...
-1
votes
2answers
465 views

Pinging Domain replies old A record

I am having an issue where I ping my domain and it replies back the old IP/A record of that domain. I have checked my Dns records for both NS servers and all records are correct. If I have posted this ...
2
votes
1answer
396 views

Custom DNS in dd-wrt

We're doing development on a remote server that only listens on internal IPs. We VPN into the remote network, and then use custom hosts files to test what we're doing in the browser. Now we're ...
0
votes
1answer
96 views

Access wild card subdomains on local server?

I run a local web server which handles all sub domain traffic for a domain. The domain is on a shared host (HostMonster) I use their DNS manager to send wildcard subdomain traffic to my IP which is ...
0
votes
1answer
71 views

View Webserver Form Internal and Extenal

We have a web server hosted out of our office, and it works fine when people access the site from outside the office. The problem is that when people are inside the office and go to the website ...
0
votes
1answer
177 views

Weird DNS bug - external server resolves to internal IP

I have a server that is hosted by my university. I have root access, but no control over network setup, firewall, etc. This server's DNS resolves to an internal IP here on campus (10.x.x.x), and an ...
2
votes
1answer
5k views

Built-in DNS server for Sonic wall? [closed]

I've got a Sonicwall TZ 215 that is currently being used as a firewall and DHCP server. Is there any built-in DNS server on this device I can use to map internal site names to IP addresses? I had this ...
0
votes
1answer
598 views

Not able to start ISC BIND service in windows 7

I have windows 7 32-bit machine. I have installed BIND 9.2 as per the instructions in the link http://www.misterfahrenheit.com/2011/09/04/how-to-setup-a-dns-server-with-bind-on-windows-7-part-2/. ...
1
vote
1answer
179 views

does changing internal dns settings interrupt network connectivity

Just a quick question. Does changing the DNS servers in the network settings on Windows server cause any interruption of network connectivity? I am pretty sure the answer is no and I have tested on my ...
-1
votes
2answers
527 views

Domain name redirection with local DNS Server [closed]

Is it possible to redirect a domain name using a local Windows DNS server? For example if a user query www.yahoo.com it should be redirected to an Internal server.
4
votes
1answer
2k views

Using PowerShell, in Active Directory, how would I change all the DNS A records that have a given IP to a new IP?

We've been moving data centers and I have a lot of old records that were not correctly but in DNS as CNAME records, but A records that have a direct IP (e.g. 192.168.100.n) and they're all moving to a ...
3
votes
4answers
725 views

Don't automatically include all subdomains in DNSMasq address

It is possible to configure DNSMasq such that it returns a fixed IP address only for a request for that exact domain, and not for its subdomains? That is, I want it to return a fixed IP when resolving ...
1
vote
1answer
605 views

Unstable DNS with bind

we have a Centos machine called jupiter, on which I have installed bind9, On every other machine the DNS is set to be the IP address of jupiter (192.168.2.101), as you can see in the output of the ...
0
votes
1answer
604 views

Best method to redirect internal DNS to external website?

We host several web based applications outside of intranet. The URL's to these applications are long, complex and overall not user friendly. Ex: ...
1
vote
1answer
2k views

Recursive forward a zone in BIND

I have a VPS with BIND set up. It works well for several months. Recently I want to set up another DNS program to manage foo.example.org subdomain on this VPS. I've setup these in dns.he.net: ...
2
votes
1answer
2k views

BIND9 Forwarding by view

Hi I think this is a simple issue, I'd like to forward only to certain IPs in the LAN network, for example I have 2 acl lists: acl "office1" { 192.168.1.15; // With internet access }; acl ...
1
vote
1answer
260 views

Access internal host from a subdomain of an external dns

This image contains the topology I want to make work. I have a linux server that is used for hosting websites and also routing for our internal network. How can I access the internal server that ...
1
vote
1answer
44 views

Web Server configuration

I have a simple concept question regarding to the hostname configuration on DNS server. I am trying to set-up a webserver where there is an internal address and external address. Example: Server ...
2
votes
1answer
3k views

Resolve hostname without FQDN

I'm trying to configure Bind for internal LAN usage only (Linux server, Windows clients) and I would like to resolve workstation both by fqdn and shortname. For example, without DNS server, supposing ...
2
votes
1answer
2k views

PTR records not been created and/or updated

Windows domain, domain and forest functional levels at Windows Server 2003. Windows 2003 and 2008R2 domain controllers. Same for DNS (AD integrated). Dynamic updates on DNS zones are set to "Secure ...
1
vote
1answer
1k views

Logging DNS requests on a windows DNS resolver

How can i log DNS requests sent by clients to a windows DNS resolver without using the debug log file technique? It can be a windows 2008+ only solution edit 1 - some additional background: i ...
3
votes
1answer
1k views

external dns to internal dns

I have a local DNS server inside my network and have set up a few A Name records to some of my internal sites (i.e. app1.domain.com, app2.domain.com) and the dns resolves internally and loads the ...
0
votes
1answer
79 views

Sub-delegate Reverse DNS Performance?

I am currently working on a network with multiple subnets. So far I have implemented one reverse DNS entry that is a monolithic 10.* record covering everything. Is there any benefit or performance ...
3
votes
2answers
4k views

IP address used by nslookup and ping is different

I have a web server hosted in the network. It has a domain name registered. However, I also host a DNS server for the LAN. So, when someone wants to access the web server, it would check the DNS ...
3
votes
3answers
4k views

DNS issue for internal website routing internet connection from remote location

I have an issue that I could use some help with. Our company has a main location and a remote location. Previously, the remote location was connected to the main location through an internet ...
3
votes
3answers
450 views

Windows Server 2008 Active Directory DNS setup

I have to setup a small windows network inside my bigger linux/mac infrastructure. In order to get the windows clients logging onto the domain, I have had to make the DC their primary DNS server, ...
3
votes
3answers
592 views

Suggestions for transitioning to new GW/private network

I am replacing a private T1 link with a new firewall device with an ipsec tunnel for a branch office. I am trying to figure out the right way to transition folks at the new site over to the new ...
0
votes
1answer
113 views

Resolve another domain from current AD domain

We have 2 AD domain setup in our office. First is the primary domain for our office and exchange. The 2nd one is for development use to simulate production environment of our clients. Both domain are ...
2
votes
2answers
283 views

DNS for locally defined domians not working in regular intervals

I have been having a strange problem with our locally hosted DNS (bind on ubuntu server). We have a DNS server that hosts several locally defined domains (for example, myserver.localnetwork). ...
1
vote
1answer
7k views

Ubuntu DNS Lookup Failure

Some one installed and configured ubuntu on a virtual machine hosted on a machine in our network. I've recently noticed that all DNS lookup's fail but i cant find a solution to this. I've tried a ...
5
votes
4answers
5k views

Private DNS zone that resolves private subdomains, and forwards to public nameserver for existing public subdomains

I have a TLD with a series of subdomains that are public, say *.example.com. I also have a private server which is used as a SVN repository, which I would like to have available at svn.example.com, ...
3
votes
2answers
4k views

Hosting multiple domains on a single email server with one IP

I have an email server (mail) that currently hosts one domain example1.com. The server is behind NAT and I have split-dns configured on the LAN. The time has come to host additional domains on the ...
0
votes
2answers
605 views

Slow DNS Resolution with Windows

I recently installed a Cisco Linksys E3200 wireless router in my network. Attached to it is a Linux server running Bind DNS that is used to resolve names of internal services. Previously, I had a ...
1
vote
2answers
214 views

I think the DNS configuration I inherited is misconfigured. Would like help to verify

I hope this isn't too headache-inducing. Two servers, server1 (Windows Server 2003, IP 192.168.100.25) and server2 (Windows Server 2008, IP 192.168.100.22). server2 is the DHCP server and a DNS ...
0
votes
1answer
225 views

ipcop + active directory

im planning to install IPCop linux in my company. My problem is that the current router/dhcp/server is also running active directory. What configuration should I use to keep the old active directory ...
1
vote
1answer
811 views

Vyatta Proxy Setup

So I am currently migrating our office away from the current proxy (Squid running in Windows on our Mail server...I did not set it up...) to a new one, Squid running on Vyatta. So far I have ...
2
votes
1answer
567 views

DNS Server address configured inside Router not working

Well, I have an ISP router in which I have configured DNS Servers to use (Primary & Secondary) like Google DNS. It works just fine. But now I have setup a computer with DNS server (Simple DNS ...
1
vote
1answer
226 views

Why are .local and .arpa DNS queries showing up outside my network on OpenDNS?

We have a Windows office network with a local Actice Directory/DNS domain server. The server is set up with OpenDNS's servers as forwarders (see screenshot). However, when I look at my OpenDNS query ...
0
votes
1answer
311 views

How to emulate a domain name - Webmin Setup

I am currently working on a client project where they are using a custom CMS which relies on having the specific domains configured for it to work properly. When I try running the site on my test ...
1
vote
1answer
287 views

how can I effect DNS Caching on PHP/Memcache application

In a very high loaded Ubuntu/PHP web server I found that the PHP line: $memcache->connect("int-aws_ec2.memcached.myapp.net",11211); sometimes takes ~5 secs. Replacing the url with the ip address ...
0
votes
2answers
140 views

DNS, Load Balancer and IIS relationship

I've 3 Web Server with 2 main websites on each with domain name registered http://mycompanycrm.internal and http://mycompanyportal.internal each IIS server has two website ie. crm and portal. ...
0
votes
1answer
504 views

BIND: Redirect all lookups to a different nameserver using NS

I'm creating a dns server for a local network, and I need to do redirection based on the domains. Also, i'm fairly new to DNS. I have to redirect all "ia.in" domains to a different local nameserver ...
3
votes
1answer
1k views

DNS split domain architecture while retaining access to split zones

Like most organizations, we maintain various split domains for a verity of reasons. Due to what we do, we frequently use the same name in different instances of the domain to point to different ...
2
votes
1answer
2k views

Since when the linux host utility ignores /etc/hosts? [closed]

I was struggling trying to find out the reason why the linux host utility was ignoring my /etc/hosts file until I find the answer to my question here: hosts file seems to be ignored: With this ...