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1answer
415 views

DNS architecture sanity check

I'm designing DNS service for a network and had a few architecture questions. The O'Reilly/ Cricket Liu DNS book and the NIST DNS security guide don't address these questions except in a very general ...
1
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1answer
50 views

Multiple DNS servers chained

I have 3 small VPS instances in the web, and I want to improve the routing between them. These servers are used for some private things and one of them is for hosting websites. My problem is that the ...
0
votes
1answer
618 views

Intranet BIND server fallback to internet DNS servers?

On our local small business network, we have a need to run a intranet-only BIND (named) DNS server for only local, intranet-only addresses. For example, we do a lot of web development on the network, ...
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2answers
1k views

Windows DNS on SBS 2011: How to push Alternate DNS Server

are windows SBS is starting to go and when it does all the clients in our office loose dns settings and then as a result can not get out to the internet for services they need as a temporary measure ...
0
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1answer
74 views

Changed ISP's and got a new IP Block. Anything I need to do in internal DNS?

Last night I unplugged our old 6Meg bonded T1's from our Cisco ASA 500 and configured the ASA with our new public IP addresses and gateway for our new 10Meg service from another ISP. We haven't had ...
0
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1answer
477 views

Hamachi gateway PC responds when pinging remote PCs from internal network

We are using Hamachi to link 2 remote sites together via a gateway VPN network. This generally works fine. At our main office, our SBS 2003 server acts as the DHCP server. The Hamachi gateway client ...
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1answer
739 views

can't resolve host (A) but FQDN is fine

I am getting inconsistent name resolution locally with DNS I have 3 2012 Standard servers and some weirdness on 1. It is a standard install with IIS role added. TEST01 is a dev server. ...
0
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2answers
3k views

URL redirect using Windows DNS

I have a website say xyzuniversity.com/north. I want to redirect college.com to be redirected to xyzuniversity.com/north using Windows DNS entries. Is there a process to do this? Also what are the ...
1
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1answer
288 views

Internal DNS delegate to external host

We have been facing an issue with internal DNS delegation. Here is a description of our architecture and the issue: Architecture Domain1 DHCPDNS1 and DHCPDNS2 (Windows Server 2012) Domain2 ...
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0answers
311 views

Outlook, Webdav Calendars, and Internal DNS

I wish I knew a better way to title this problem, so if anyone can think of a more appropriate title, please let me know. I've been banging my head on this problem for a little while, and usually I ...
0
votes
2answers
155 views

internal network with bind9 dns; access server by subdomain

I'm setting up DNS using bind9 on one of my Ubuntu (12.10) boxes under my home network because my router doesn't support DD-WRT or its own DNS. I set up a zone for "mydomain.net" with an A record for ...
0
votes
0answers
190 views

How do I set up DNS on a LAN so web users don't need to use http://localhost…?

I have deployed a web application to http://localhost:8083/MyApp on a local dev box. This is under the default web site. I would like to create a new web site and app pool, and have users access it ...
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0answers
114 views

DNS unreliable for local server; Using IP address works

I'm a programmer, but since I'm working at a startup it's forced me to do system administration. Specifically, I set up a continuous integration server running Debian and Jenkins. The problem is that ...
1
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3answers
137 views

Benefits of Internal DNS entries

Say I have a website www.example.com. The external DNS entry points visitors to 111.22.33.44 which in turn points to my internal web server 172.1.2.3. All internal visitors use an internal DNS entry ...
5
votes
2answers
142 views

Run local dns-server that forwards dns querys to different dns nameservers

I would like to run my own local dns-server, that forwards only some dns-queries to special dns-servers and all others to the public google dns servers. The database of the local DNS-Server should ...
0
votes
1answer
138 views

BIND not pointing to right IPs

This is more of an experiment to learn and understand BIND/NAMED more but here is what I have. I set my computers DNS to my linux server's IP. I have BIND9 running with the following entry: $TTL ...
0
votes
2answers
1k views

Use LAN DNS server when unqualified domain names are requested

I'd like to be able to serve unqualified domain names like "pos" or "website" from my DNS server on my LAN and have regular DNS queries like "google.com" be served from my router. On my router, under ...
0
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1answer
86 views

Windows DNS trick needed

I don't know how to title this question as it's a very odd situation. I have a corp domain with it's PDC/BDC and DNS on corp.thisdomain.com in a datacenter. It also has a cloud hosted email server at ...
3
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3answers
189 views

huge slowdown in network of 40 nodes when local DNS is up

We have a LAN with ~40 workstations (mostly Windows) and a couple of servers. All of them use an internal DNS (196.168.0.4 running BIND 9.5.0-P2) and a gateway (192.168.0.1 running OpenBSD Packet ...
3
votes
1answer
1k views

How to forward missing DNS names of an existing zone in Windows DNS server?

I have setup DNS records for a public domain (say example.com) in my public DNS provider. Among the records, there are some A records of the type *.production.code.example.com that point to a specific ...
0
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2answers
2k views

How to publish local domain names on my local network?

I'm developing several websites locally, each of them having its own pseudo-domain name, and its Apache VirtualHost: mywebsite.localhost images.mywebsite.localhost anotherwebsite.localhost I'd ...
1
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0answers
223 views

RE: 0000208F error

we are having problems with DNS whereas when a statically assigned system is rebooted it loses its connection to DNS, browsing through the logs for the issue, I have found the following: The DNS ...
-1
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2answers
216 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
1k 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
66 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
166 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
125 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
656 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
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2answers
417 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
374 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
170 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
482 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
155 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
481 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
1k 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
594 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
563 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
439 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
238 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
43 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
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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
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1answer
927 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
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1answer
907 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 ...