DNS stands for the Domain Name System, a hierarchical, distributed database where the keys are domain names.

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36 views

Delegation not found at parent after pointing A record to different server for subdomain

I have a subdomain dramarsarin.crimsonandcyan.com which i wanted to point to another server. I added an A record in the zone file for crimsonandcyan.com with the host 'dramarsarin' and pointed it to ...
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0answers
28 views

DNS: Wildcard Subdomain with exempt subdomains

I have domain example.com. I have a static cdn subdomain where I want to serve all my static files from called scdn.example.com. I want all wildcard subdomains to be redirected to example.com. Is this ...
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0answers
25 views

Access switch on the LAN from a WLAN connection Sonicwall TZ205

I have a setup like the following Modem >>> Sonicwall TZ205 >>>> Linksys 8 port smart POE switch >>>> Linksys LRT224 When I am on the LAN through a wired connection ...
2
votes
4answers
360 views

DNS A record pointing to private IP address [duplicate]

I own a domain. I will call it example.com. I want to set up a local BIND server on my private network. I have a box with the private IP address of 192.168.2.13 I would like to have this box named ...
-1
votes
1answer
39 views

Merge three DNS Servers into one [closed]

The situation is as follows: Currently three DNS servers are separated from each other, these are to be merged into one. The goal is to have only one DNS server that handles all requests of the three ...
0
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0answers
56 views

BIND 9.8.2 not giving A record for “dig domain.xxx ANY”

I got problem with my BIND 9.8.2 setup. After configuring master zone wich works fine I`ve noticed that I cannot get list of all A records using dig utility with "ANY" option. Here are examples: ...
-1
votes
1answer
32 views

www and no www duplicate versions of the site? [closed]

So I am having an issue where on my webserver if you go to wwww.mydomain.com it works and displays the website, but if you go to mydomain.com it doesn't change or redirect you to www.mydomain.com, so ...
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3answers
50 views

Show a 503 error page if server unavailable

I've searched through google, stackoverflow and serverfault but I'm not quite sure how to phrase what I'm looking for, sorry if this is a duplicate (it probably is)! What I would like to know is if ...
1
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3answers
79 views

DNS A records updated 3 days ago - new ip not updating

As mentioned in the title I have instructed my client to update their DNS A records to point to my new server IP 3 days ago. The domain registrar is Heart Internet and the client has provided me with ...
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votes
1answer
49 views

CentOS, ZPanel and Cloudflare DNS error [closed]

I am stuck in a problem. I have a VPS which gave me a dedicated IPv6 address and a shared IPv4 address. I have tunneled it and installed ZPanel on my centOS server. Now I can access ZPanel from ...
0
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2answers
35 views

SPF with a Mail Gateway: do I need to put all my mail servers?

I always put all my Mail Servers in SPF declarations, but I'm not sure if this is the correct way to implement SPF. All my mail got routed through a Mail Gateway. Everything goes first to this server ...
3
votes
2answers
112 views

dig & nslookup can't resolve local hosts unless I specify the (local) DNS server to use

I am setting up a small private network within my University network. I have a Centos 6 box (sun) sitting between my private network and the university WAN. eth0 on the sun is connected to the WAN and ...
-2
votes
2answers
30 views

Is this the best way to handle this subdomain issue? [closed]

I have a domain called mydomain.com on server1/IP1. I need to put the subdomain store.mydomain.com on server2/IP2. Am I right I need to add a new DNS A record for the subdomain at the domain ...
0
votes
0answers
37 views

ISPConfig multi-server DNS setup

I have 2 servers with ISPConfig 3 installed. Both servers are used to all services (hosting, db, mail, dns etc). One of the servers is also configured to be ns1.mydomain.com and the secondary is ...
1
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0answers
20 views

configure DNS to access local servers using public address [duplicate]

I have a domain and DNS server set up using Windows Server 2012 R2. The local domain is a subdomain of my public one, and I have a forward lookup zone configured for it in my DNS server. i.e. ...
1
vote
2answers
43 views

Local DNS fails when another interface is connected

I have a LAN with a Linux server running BIND for addressing of local computers. When a workstation is connected to the local network (where there is no Internet access), I can successfully address ...
-2
votes
1answer
49 views

DNS hierarchy with bind [closed]

I'm doing a project from class in which I want to simulate a dns hierarchy that works as the global internet dns hierarchy. The structure is like this: Hierarchy So all the requests will be sent to ...
0
votes
1answer
26 views

Apache / Tomcat AJP DNS failures when tunneling

I have a situation where I can access a private NAT-ed apache2.4 / tomcat7.0 railo4.2 server directly from the host or local network but when tunneling in through an SSH remote port forward the ...
1
vote
1answer
36 views

MS DNS conditional name resolution

I have a network with a lot of different subnets and VLANS. Some are specialized server zones, other are for clients or simple transit subnets. We use MS Active Directory, MS DHCP and MS DNS which all ...
0
votes
1answer
32 views

Ubuntu Apache2 server appears to reject a certain domain name

I am using a Apache2 installed on Ubuntu 13.04 Raring Ringtail to host a small wallpapers website. Originally I used osgwallpapers.servepics.com from no-ip.com for my domain name. Now I'm trying to ...
0
votes
1answer
34 views

Redirect loop after setting up domains

I migrated domains from a service provider (ipage) to godaddy. The hosting has been setup on AWS S3. I have done such things before and they worked. However this time I'm hitting a redirect loop ...
2
votes
2answers
66 views

Domain Controller using sub domain while hosting provider does main DNS

I'm trying to setup a Domain Controller on Windows Server 2012 R2. I read that best practices are to not use a made up TLD (such as .local, .lan, etc.), but use something that you actually own (say ...
0
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0answers
26 views

Dynamic DNS address only works externally [migrated]

This is a problem which is driving me crazy lately. I use dynamic DNS to connect to a home server. Let's call the dynamic host my.home.net. I use ddclient to update the DNS record every few minutes, ...
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0answers
62 views

Samba4 Internal DNS with DHCP Server

On FreeBSD we run Samba4 as a DC and until recently had our IP addresses handed out by the routers DHCP server. We switched to running a DHCP server on the FreeBSD machine with the following ...
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0answers
15 views

Varnish Backend Back To Live After “Service Scan” by Domain Dossier

My Varnish Cache works fine except there is annoying issue that every few hours, the backend probe will report sick for 3 of my 4 backends. So site can't open, report 503 obviously. The strange thing ...
0
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1answer
38 views

How to setup Sub Domains with internal and external DNS Configuration

I am setting up a mail server and a few other application servers which will need to be accessed from both inside and outside the organisation via web browser. I would like to create sub domains for ...
0
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2answers
33 views

Configuring DNS for Cloudflare

I'm trying to configure the DNS for my CloudFlare in my cPanel my host provided me and this keeps happening! But, the thing is that my domain is already pointed to my CloudFlare and I waited 24 ...
0
votes
1answer
58 views

BIND DNS SERVFAIL ERROR

I am attempting to setup a bind DNS server for use with a domain I recently registered using No-IP. I registered my DNS server with No-IP using ns1.mydomain.net and ns2.mydomain.net pointing to the ...
0
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0answers
13 views

How to fix www.ww indexing? [migrated]

On google my query, site:filmtransfer.com is returning many results with the following format: https://www.w.filmtransfer.com/services/edison/16mm-to-2k Obviously this is not what I submitted and is ...
0
votes
2answers
50 views

Configuring bind9 to resolve all queries to the same IP

I am trying to configure a DNS server on Ubuntu 13.10, so that any DNS query inside our local network would be resolved to 192.168.0.101. I have tried different things, followed a few tutorial, but ...
1
vote
1answer
62 views

How can I troubleshoot a Route 53 hosted zone?

About a week ago, I followed the AWS Route 53 instructions for creating a subdomain hosted zone to handle traffic for "request.i-codedesign.com". The hosted zone provisioned these NS servers: ...
0
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1answer
13 views

BIND9 , restrict RNDC controls to specific views

I have a BIND9 installation where the zones are partitioned in different views. I'd like to restrict the RNDC controls to this specific views. Example: I want a RNDC client to be allowed to delete ...
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votes
1answer
23 views

Possible to put a subdomain on a different server than the domain? [closed]

My friend has a website website.com. It's not on a powerful server. She wants to put a shop on the website, e.g. store.website.com I believe a solution is to put her shop on my own powerful server. ...
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0answers
10 views

recreating Default Web Site renders other sites inaccessible

After recreating a previously deleted Default Web Site in IIS 7, the other sites are no longer accessible by host header (all on :80). Assuming the local domain is called company.local and having ...
0
votes
1answer
68 views

Grant user write access to DNS Server (Win2k8)

I want to remotely manipulate DNS records via Powershell scripts and I use the following script: $zone='company.local' $dnsrecord='dummyDNSrecord.company.local' $rec=Get-WmiObject -ComputerName ...
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0answers
26 views

OS X not resolving hostnames for SSH/HTTP [migrated]

I have a Debian server named neptune, with a static IP of 192.168.1.10 which provides SMB, Intranet and SSH services. On my Windows computer it resolves fine, yet on my Mac it appears under "Shared" ...
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0answers
59 views

Clients do not see DHCP Server… what am I missing?

Old router died and just got the new one in and I can't figure out what I'm missing to forward dhcp and dns to windows server 2012. Old router was a netgear R6300, new one is an N900. Before the ...
2
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0answers
49 views

Windows Server 2008 DNS Server Down

On a Windows Server 2008 machine while trying to start the DNS Management window DNSMGMT.MSC fails with the error: "The server <Server Name> could not be contacted." “Access is denied. Would ...
2
votes
1answer
51 views

A Week after changing nameservers most users are still getting old site

I changed the nameservers for our client 7 days ago - their domain registrar is doteasy.com and I've spoken with them several times over the last few days. I understand that nameservers need to ...
0
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0answers
30 views

SBS 2011 lost connectivity with router

We have to host with several virtual machines. (One SBS2011, two terminal server, a few w7, a few xp, few windows 2008r2). More than one times / day our SBS server lost connectivity with the router. ...
3
votes
1answer
92 views

Outlook.com DNS so slow, postfix times out

I'm trying to send e-mails to for example: postmaster@grassvalley.com and postmaster@jorssen.net.bmw.be. In both cases these are Outlook mailboxes. Postfix replies with: (when ipv6 enabled): ...
2
votes
1answer
19 views

DNS troubleshooting and Bind Error

When we access carsizler.com by domain name it takes too much time, but when we access the site by IP (103.225.77.2) it opens very quickly without any delay. Can you help us determine what the problem ...
0
votes
2answers
36 views

DHCPD assigning wrong DNS server

I just installed two Ubuntu 14.04LTS servers. The first one I installed bind9 and isc-dhcp-server on. The second one was left as installed to use DHCP. I created a new private network using VMware ...
0
votes
1answer
27 views

Resolve all external addresses to an internal address when an internet connection is missing

I am using a raspberry-pi running ArchLinux with a WiFi router to provide an access point for locally-hosted web content. I am running a DHCP server. When the Pi is plugged into an internet ...
1
vote
1answer
62 views

Host name unavailable

A week ago I changed the nameserver addresses and some other DNS records (A, MX, CNAME) while moving a website from one hosting provider to another. Everything seemed to work out fine, but apparently ...
1
vote
1answer
30 views

How to configure a VPS to be a standalone DNS server?

I have CentOS based VPS and i currently run a web based application on it. recently i bought a domain name and wanted to map this name to my vps. I thought that after buying the domain they take care ...
0
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0answers
65 views

DNS - Custom Nameservers Errors

I am planning on setting up some DNS services and I would like some advice as I have errors from the site: www.intodns.com. First of all let me briefly outline my scenario. I have a VPS server with ...
0
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0answers
13 views

spf text leads to max DNS lookup [duplicate]

I hosted my server with incapsula,but Im having diffculies with spf text recoreds @ v=spf1 redirect=mail.domain.com mail v=spf1 a mx include:secureserver.net ~all mx recoreds @ ...
0
votes
1answer
45 views

Windows DNS as secondary to BIND Master

Could someone please explain to me the process of setting up DNS on Windows Server 2008 as a secondary to a BIND DNS Master. The BIND master is setup and operating correctly as a Nameserver. I'm ...
0
votes
1answer
71 views

nslookup requests time out regardless of server - ping is fine

I've been having intermittent internet connection issues for a week or so now. I now suspect that these are just DNS issues rather than connection issues. At the moment I can ping google.co.uk no ...