A name server is a computer server that hosts a network service for providing responses to queries against a directory service.

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Intelligent, Location Dependent DNS

I'm new to complex network infrastructure but I'm quickly realizing that we're outgrowing our centralized load balanced cluster. The way we have things setup right now means that in order to add a ...
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26 views

Transfer Hosting Just change A record or Nameservers

Im transferring a clients website and they said they want to keep their mx records and such the same since theyre using google apps hence they only want to changed the A record not the ...
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33 views

Possible to direct naked domain to external IP

So I found this post: configure Bind to have a custom domain on tumblr and I was trying to ask a related question: Would it be possible to set up an A record pointing traffic to domain.com to ...
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88 views

can any one help me with diagnosing subdomain issue, please?

Recently had problem with one domain, and it seems its happening again. (with another one) subdomain unavailable for few hours, when other subdomains are perfectly fine So can anyone please help me ...
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1answer
58 views

I can not access my server by its name [closed]

I have a domain called spdserver.com I can access its control panel using IP but using "spdserver.com" doesn't work. I thought it would be name server issue but I checked my Name.com account and ...
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1answer
83 views

Do we need to rely on a third party nameserver for resolving nameservers?

I know my question may be a big ambiguous, but I'll strive to explain in the description. The scenario is this. I have three nameservers, which are Debian VPSes which just run bind9 on a Debian 6 32 ...
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2answers
139 views

How do nameservers “failover”?

How do nameservers do failover? What decides the order in which nameservers are queried when the primary nameserver is not reachable? To illustrate, here's part of my zonefile: $TTL 3m; site.com. ...
2
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1answer
116 views

How do I write a zonefile so that DNS changes do not have latency?

I need to test various DNS changes on my domain which require that the zone file changes I make are updated quickly. I'm a bit confused between Refresh, Retry, Expire and TTL values. Which is the ...
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1answer
466 views

resolv.conf search suffix limited to six domains and 256 characters

Is there a way to increase the resolv.conf search suffix limitation beyond six domains and 256 characters? This is an issue for an environment that has well over six domains to consider. I realize ...
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105 views

DNS and Private Nameservers

We switched from shared hosting to a VPS at HostGator. They told us we needed to go into the domain registrar (Moniker) and setup "private nameservers" as ns1.domain.com and ns2.domain.com. We did ...
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0answers
61 views

Authoritative DNS for other domain requirements

We're moving dns servers (managed with bind) for our main domain (let's call it main.org) to new servers. Since we're having some issues to update glue records with current registrar we thought to ...
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34 views

Performance penalties for private NS verses one from hosting company on VPS

I am planning on getting a VPS account. Is there a performance penalty if I set up my own name server (ns) and use that for all my domains rather than use the name server provided by the hosting ...
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3answers
71 views

Testing DNS configuration of domain by using hosts file?

I'm currently migrating a website to another server, and want to test the DNS configuration (more specifically, email mx records) before moving the domain over. I've configured the DNS on the new ...
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1answer
53 views

Can I use Vanity name servers for slave zone? [closed]

I am new to the whole DNS things but this is what I have done so far. I have setup a master zone using Bind DNS and I am using zonomi.com to host my salve zone. Following zonomi's documentation I ...
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2answers
39 views

Can a server have 2 different sets of nameservers?

So I have domain1.com and domain2.com, they are both independant of each other. Now domain1.com has NS setup as ns1.domain1.com and ns2.domain1.com which is also setup on the server. I want to setup ...
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292 views

Configuring Bind for serving as nameserver for multiple domains

I have installed bind9 on a Debian VPS, and use it as nameserver for one of my domains. It works well. dig reports correct entries. I now wish to use this nameserver for four more domains, and am a ...
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1answer
708 views

Google Public DNS is returning a SERVFAIL for my domain

Hope some one will help me in resolving the issue. My Domain name is "prohosterz.com" Google Public DNS is returning a SERVFAIL for my domain: $ dig prohosterz.com @8.8.8.8 ; > DiG 9.9.2 > ...
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1answer
140 views

How to add subdomain on Windows Server 2008 Standard?

I have two public IP. One is mapped to www.ezampal.com by a technician. I want to map subdomain.ezampal.com or www.subdomain.ezampal.com to another public IP. I'm using Windows VPS. How to do that? ...
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1answer
226 views

Nameservers for Open SRS - who is accountable for my domain?

Context: I purchased the "release" of a domain from a domain provider who was also hosting the corresponding website. I was given an account to log-in to at opensrs.net. I pointed the domain to ...
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1answer
31 views

Can one nameserver query another nameserver for the proper A record?

FakeDomain.com 's DNS servers at the registrar is ns1.fakeserver.com & ns2.fakeserver.com . This can't be updated. I can change the zone file for ns1.fakeserver.com & ns2.fakeserver.com . ...
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4answers
115 views

Multiple nameservers with only one DNS.. workaround possible?

I have a VPS with Godaddy + cPanel and I would like to create my own private nameservers. Since I only have one server with Godaddy, I have only one DNS. Thus if I create 2 nameservers with the DNS of ...
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3answers
164 views

Creating custom nameservers when registering a VPS?

I have been trying to setup custom nameservers. We have a domain, lets call it “example.com” and I would like “ns1.example.com” and “ns2.example.com” to act as nameservers. Here are the steps I have ...
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418 views

multiple domains on bind9 nameserver; one is not working

Bind9 DNS sever I have problem with setting up my dns server and another domain under it. First I have my master domain set up as a ns1 name server and it works. I need to add another domain which ...
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3answers
225 views

Query DNS for multiple domains at once

I have recently moved servers and want to query all of the accounts domains on the new server to check that they are all resolving to the correct NS. I am currently using ...
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2answers
225 views

Can't use mail on my server. log says it can't find hostname

Basically the log of postfix says: NOQUEUE: reject: RCPT from unknown[***.***.***.***]: 450 4.7.1 Client host rejected: cannot find your hostname, [***.***.***.***]; from=<my@email.com> ...
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94 views

How is the nameserver found when server responds with SERVFAIL

I setup a DNS configuration for iodine.ninjanet.info, but when I perform a "dig iodine.ninjanet.info", I get a SERVFAIL, which leads me to believe I made a mistake in my configuration. I think I may ...
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622 views

In DNS check, what “different subnets” and “number of MX records” warnings mean?

In DNS check tools like intodns and dnsstuff, what are the following warnings means and how to avoid: Different subnets : WARNING: Not all of your nameservers are in different subnets. Number of MX ...
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1answer
96 views

Pointing 2 Domain Names to 2 Websites hosted on 1 Windows VPS with 1 IP

I have the following: A Softsys Windows 2012 unmanaged VPS running IIS 8 with 2 websites: - inetpub/wwwroot/WebsiteA with bindings 123.xxx.xxx.xxx:8001 - inetpub/wwwroot/WebsiteB with bindings ...
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2answers
811 views

Named doesn't seem to resolve or dig my domain

Here's my named.conf // // named.caching-nameserver.conf // // Provided by Red Hat caching-nameserver package to configure the // ISC BIND named(8) DNS server as a caching only nameserver // (as a ...
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1answer
45 views

Register Custom Name Server for Alternate Server

not a DNS expert so I want to make sure this is being setup properly. We have someone who has setup a server for us to put sites on. It is a standard LAMP server running cPanel/WHM. They assigned a ...
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56 views

nameserver clarification

Basically,i a machines(vm);a window server which i use in hosting sites.i simply created ns.mydomain.com at my domain registra and simply pointed it to the IP of my window machine.Everything works ...
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1answer
144 views

What it means by Website or Server not found [closed]

I just set up two domain names hosted by 1and1 to point to my VPS. On my VPS, I created a virtual Apache server for each. I waited a day, and then checked to see if they worked. Unfortunately, ...
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1answer
178 views

Subdomain NameServers to control fourth level domains using Route53?

We have external service that we have no control of, and it is on client side. But we need some subdomains and flexibility there, and process of making them to do work - is huge pain. So we need ...
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2answers
126 views

Do ISPs and computers use a domain's nameserver in order?

When providing nameservers to my domain's registrar, i.e. nameserver 1 dns1.example.com nameserver 2 dns2.example.com nameserver 3 dns3.example.com nameserver 4 dns4.example.com Do ISPs and computers ...
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2answers
150 views

How to test a nameserver on local machine? [closed]

I've ordered a secondary nameserver from Dyn, but before I add the nameserver to my domain I want to test it. Is there a way to make my local machine (Mac OS X or Windows) use this secondary ...
14
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4answers
1k views

How is it possible for the Root Name Servers to handle all DNS requests?

I was reading about DNS some days ago and learned how the requests are processed. If you surf to www.example.com, then a request will go to the Root Name Servers to see who owns that .com address, ...
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1answer
588 views

ISPCONFIG subdomain with A Record

I would like to know if I'm doing things right. I'm pointing a domain to my webserver ip using an A Record. Everything like a charme, but now I need to add a subdomain. I did it under ISPCONFIG, but ...
15
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2answers
3k views

Is dig +trace always accurate?

When the accuracy of a DNS cache is in question, dig +trace tends to be the recommended way of determining the authoritative answer for an internet facing DNS record. This seems to be particularly ...
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4answers
61 views

Is it normal to respond to http request with nameserver as url [closed]

When I put in url bar ns1.mydomain.com (my nameserver), it serves default Apache home page. or in another words it responded to http request. Is this behavior normal? If not how can I hinder it?
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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 ...
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2answers
100 views

Problems with my DNS and Nameservers after site move

I recently moved my website to a new host, and even after three days I can not access my site, all I could see was the "Moving Server" page that I left on the old server for my members to stay ...
0
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2answers
223 views

Nameservers setup

I'm going to move to dedicated server from shared hosting. I setup nameservers on xname.org for my domain, added A record. Now I need to change nameservers to ns0.xname.org., ns1.xname.org. But ...
0
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1answer
78 views

Cannot change name servers for domain [closed]

I have two domains that refuse to accept changes to the name server records. One domain has had this problem for 6 months and the other just did this today. I use DreamHost as my domain registrar ...
2
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3answers
795 views

CNAME domain to another domain, but keep different SPF records for the two?

SCENARIO: mydomain.com is the main website, we do send/receive mail using address@mydomain.com. mydomain.com DNS has got an SPF record "v=spf1 a mx ~all" mydomain.net is just an alias for ...
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2answers
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using nameserver for redirection

I have bought a domain for cheap on crazydomains. The sad thing is they do not provide DNS settings without paying additional amount. They just give us a feature to set the nameserver details and some ...
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1answer
259 views

DNS Server not responding (Interworx) [closed]

I have a dedicated server with interworx installed, and in its control panel I have created a site account for the dedicated ip Address 173.234.60.106 under the domain name fluffyspikes.com. ...
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2answers
56 views

Move name servers from current hosting to dedicated server [closed]

I have a hosting and registered domain with them. I want to move to dedicated server (Ubuntu, no cpanel). In hoster panel I have ability to change nameservers IPs. Here is the response from hosting ...
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3answers
230 views

DNS and Namerservers query

I have a VPS hosted with 1&1 which also provides mailboxes that we use for day to day e-mailing. Our domain is registered with 123reg and the name servers point to 1&1 . To email our 10k+ ...
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1answer
231 views

DNS (BIND) on VPS

I just got a new VPS and everything is working fine except one little detail: DNS. Frankly I have very limited (non-existent) experience with BIND (or DNS in general) and after quite a long time I'm ...
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2answers
321 views

Redirect to another web server if current page is down

I have written an application in Razor/Asp.net and I'm hosting it on our W2008R2 under IIS 7.5. At times we will need to bring down this web server so it will be not accessible to our clients. I need ...