DNS hosting service is the service than runs DNS servers.

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2answers
2k views

Missing nameservers reported by parent

The following error came while i checked my dns configurations.But i havent mentioned this name servers in the doamin nameserver FAIL: The following nameservers are listed at your nameservers as ...
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1answer
40 views

How to point AWS EC2 to Domain name server [closed]

I have amazon free tier ec2 account. Have deployed my java EE application into apache tomcat installed in AWS. I have created new elastic IP and associated with the public DNS of the AWS. Now I can ...
2
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2answers
62 views

Apex ANAME / ALIAS record in Windows Server 2012 R2 DNS Manager

Some DNS hosts offer a way to have an A record that serves an IP address which is determined on-the-fly (or frequently enough via scheduled job) by resolving some other hostname behind the scenes. ...
2
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1answer
75 views

Windows DNS Server Export

Is there a way or a tool that I can get a csv (or even tab delimited) list of all Forward Lookup Zone records and zones in a Windows 2008 R2 DNS Server? The DNS Server is the built-in Windows one, ...
1
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1answer
50 views

Robust and flexible hosting of DNS A records

I'm currently working on a web platform that will be used to power lots of small websites. All of the websites will be hosted on this platform, on either a dedicated or VPS set-up. I don't want to ...
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0answers
20 views

geoipdns data update on the fly not working

I install geoipdns recently. It runs fine but it doesn't take new data updates correctly. Data updates should be made without restarting geoipdns, but it's not. I run the update with these steps: cp ...
0
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1answer
44 views

why user can view IIS default page on every entered invalid subdomain?

I hosting a DNS zone for a public domain on my server (Windows Server 2008 R2). My problem is if user enter any sub domain name who is not available , can see my IIS default page. for example : ...
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1answer
43 views

why i see two kind of IP at my ping?

i have a Windows Server 2008 R2 with external DNS Server on it. all domains works fine but when i ping one of theme i get this result and site is down . C:\Users\Administrator>ping xxx.com ...
53
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20answers
21k views

Should we host our own nameservers?

I currently have my ISP providing DNS for my domain, but they impose limitations on adding records. Therefore, I am thinking about running my own DNS. Do you prefer to host your own DNS, or is it ...
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2answers
40 views

Do DNS servers get queried in round-robin, random or some other fashion?

I know for a fact that A records and most other records are round-robin. MX records have priority types. What about D(NS) servers? Both in the context of NS record and static configuration in client ...
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1answer
29 views

Rapid failover from one data center to another when the first goes down?

I'm building a global CDN and have a DNS service that will direct customers to the closest server. However I need rapid failover if one of the data centers e.g. Germany goes down users need to be ...
0
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2answers
79 views

URL logging on DNS server?

Following this setup http://www.g-loaded.eu/2010/09/18/caching-nameserver-using-dnsmasq/ I was able to configure a DNS resolver server using dnsmasq for my network. The setup works correctly and logs ...
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1answer
37 views

Caching all DNS records [closed]

An ISP has caching of all DNS records (the same does the public DNS servers, like google and opendns). Whenever you make a DNS query, it asks to the IP address given by my ISP. Questions: * Can I do ...
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votes
1answer
87 views

Is SERVFAIL error related to changing of nameservers? [closed]

After changing name servers of recently acquired domain, I receive this SERVFAIL error running dig on the domain name. GoDaddy, where I buy domain name, says it's not their fault because the WHOIS ...
0
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0answers
29 views

Bind9 stops responding when router loses internet connectivity

I have a Ubuntu 14.04 server which is acting as a router. So one interface (wan port) has internet access and the second interface (lan port) doesn't. All traffic from the lan port is masqueraded and ...
0
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2answers
61 views

Multiple apps on one server with subdomains [closed]

I'd like my VPS to host multiple applications. For instance mydomain.com (Python Django App) git.mydomain.com (Gitlab) blog.mydomain.com (Wordpress) How can it be achieved to run all these on one ...
0
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2answers
49 views

How does one test DNS performance on their webhost vs. a 3rd party dedicated service?

I have been hosting my dns with rackspace for years, formerly slicehost but I have been looking into a 3rd part host, as a result of running various speed tests, such as tools.pingdom.com to test the ...
3
votes
5answers
1k views

Can I have my DNS server and my web server on the same IP? [closed]

I just bought a raspberry pi and made it a web server. I have a network with 1 IP. I created a DMZ and I am able to access my raspberry pi web server from the internet. I bought a domain that I intend ...
0
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3answers
843 views

How do I know when my Route53 record sets become effective?

So I have added my domain to Route53 and updated the name servers of the domains to that of Route53. I have added the record sets (A, MX and TXT) that I need. How do I know when these DNS ...
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0answers
91 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 ...
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2answers
32 views

Advance DNS - Redirecting Emails to new webhost

I am not to sure if this question belongs here but I will surely find out soon enough. I have two web hosts (Not sure why it has been setup this way but it has). I do not want to use the original web ...
2
votes
1answer
399 views

IIS: DNS Server Spoofed Request Amplification DDoS

We are running an IIS server with DNS and a site owner asked us to run a specific security scan. Our site passed but we were warned with this and I'd like to clean it up and I'm a little unfamiliar ...
1
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1answer
225 views

Google Cloud DNS and DNSSEC?

Since Google Cloud DNS does not currently support the record types for DNSSEC, is there any way to begin implementation of DNSSEC using TXT records? If I were using Google Cloud DNS, which I am, and ...
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2answers
61 views

Implementing DNS Redundancy - Web Hosting

After our domain registrar/name server host went down we have found that DNS is a major single point of failure as its also taken down all of our email (Office365), web, hosted services etc.. I want ...
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1answer
39 views

Windows Server 2003 and IIS6.0: Switching website to a DR server

I am a .NET developer who now has to handle both development and deployment of an ASP.NET/ASMX/WebAPI application at my new job, though I have no prior experience with IIS or Windows Server Networking ...
1
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1answer
300 views

How could dynamic DNS work if DNS updates take hours to propagate?

Simple Failover markets itself as: continuously monitors your servers to find out which are up and which are down, and then it dynamically updates your DNS records accordingly so that your ...
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2answers
217 views

How does Cloudflare know about my Subdomains?

I just signed up Cloudfare and they showed me a list of my subdomains by scanning my domain. How do they do this? What technology is used to scan all subdomains related to a root domain?
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1answer
222 views

Windows 2012 R2 Authorative DNS Server returns root hints

I have a non domain joined authoritative dns server for a zone, I've disabled dns recursion in server settings. When i do a query with dig @ns1.mydomain.tld . it returns the root hints. I've read ...
0
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1answer
103 views

Why use obscure nameservers? [closed]

I have noticed that most nameservers for "The Big Guys" use strange domains. Why don't they use their primary domain for nameservers like NSX.register.com or NSX.godaddy.com or NSX.dreamhost.com ? ...
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votes
1answer
38 views

How to access my site as http://www.blah.com and http://blah.com [closed]

I own a domain on GoDaddy, let's say blah.com. And i point an A record @ to my server IP, let's say 123.123.123.123. The GoDaddy panel already have a CNAME record www wich points to @. I suppose ...
-4
votes
1answer
149 views

Previously working domain name, suddenly 'no records found'

The domain name is question: cleangreenpgh.com. I host a few web client websites on my co-located Mac server. Domains are through OpenSRS. Four domains in all, using same records to point to ...
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1answer
85 views

Masking CNAME/A Record Requirements from Clients

I'm reselling hosting services to non-technical clients. With regards to associating domains/IPs, the host I'm reselling requires that once a VPS is deployed i then go to the domain's registrar and ...
5
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3answers
115 views

What tools should I use for DNS diagnostic?

I am trying to host a domain name (pressemag.com) on my dedicated server. I have put DNS the domain name provider gave me I put the .pressemag.com A 88.190.22.44 but nothing.. site is totally ...
2
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1answer
614 views

Using a cname for root/apex DNS zone loses MX records

DNS is hosted with Media Temple - I mentioning this only because I am curious if my logic is wrong or if this is specific to the way the Media Temple front end is translating input from the edit form ...
0
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1answer
115 views

Why does this name server resolve incorrectly?

Why does this ENom name server resolve incorrectly? Earthlink is related to my ISP. $ nslookup yahoo.com dns1.name-services.com Server: dns1.name-services.com Address: 98.124.192.1 Name: ...
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votes
1answer
38 views

Why we have always two ips as DNS Entry [closed]

Why we have two IPs for dns entry like in Google DNS - 8.8.8.8 8.8.4.4 Or as in OpenDNS - 208.67.222.222 208.67.220.220 Also in router settings, it shows always 2 ips for DNS. Any specific ...
0
votes
1answer
116 views

how to find if there is …in-addr.arpa delegated?

I have ip pool, but reverse dns does not works. It works if lookup on ns server. Does not works in internet. I requested registrator to delegate this pool to ns1.mydomain. I added net IN NS ...
2
votes
1answer
95 views

How do you change the IP address of a DNS server?

I currently host a DNS server to make it easier to manage our company's subdomains (we're web-devs). However we need to change the IP address of one of the DNS servers as the DNS service has been ...
-3
votes
1answer
48 views

DNS Subdoamin Issue [closed]

we have an godaddy account for dns, and we registered our servers in godaddy dns admin console, right now we have an problem, our case is our registered server ip in godaddy dns can able to register ...
2
votes
2answers
137 views

How can I mitigate DNS Server outages?

Let's say I have a root domain of "mysite.com". That domain and its sub-domains have DNS served by an external service - let's call them Setwork Nolutions. If this external company is hit with a DDoS ...
1
vote
0answers
120 views

Why an anycast server is so far away / slow? How does BGP anycast work?

I've tried doing a couple of traceroute tests to the DNS servers of Rage4, which are anycasted from many parts of the world (supposedly, from 30 different locations). What I've experienced is that ...
0
votes
1answer
108 views

Single Shared Host, Single IP, Multiple Domains, Multiple Websites… (with and without SSL)

While my post may look similar to others, it concerns shared accounts at a web hosting provider all utilizing the same IP address (rather than different IP addresses). Here comes what I would like to ...
1
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2answers
130 views

Is there a way to tell all DNS servers to keep resolving the URL while the root DNS server is offline? [closed]

It already happened twice that the root DNS server of the webhoster (a well known company) where one of our domains is registered went down for hours (due to a DOS attack). Our website was unavailable ...
3
votes
1answer
3k views

Why does name resolution not work on the server itself?

I have got an Ubuntu Linux 12.04.1 server which as one service runs bind9 for name resolution for a xxx.local domain which forwards all other requests to the name servers of my Internet provider. ...
0
votes
3answers
273 views

Point dns to vps - How dns works [closed]

I'm moving from a sharedhosting to a VPS and I'm struggling with DNS'. My hosting company only provides me my VPS' IP, and my domain, say mydomain.com is registered a registrar called bookmyname.com. ...
0
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4answers
315 views

Multiple free dns services redundant as name servers of a website?

Are there problems with setting up multiple DNS hosting services as name servers for a website? Budget is an issue so I was thinking about setting up two free DNS hosting services as name servers for ...
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2answers
3k views

Superfluous name server listed at parent

The domain in question is lhlc.org.uk. The name resolves correctly but when using Pingdom DNS Check it says that errors were found: ...
0
votes
1answer
227 views

DNS Nameserver Error

Sorry I am new to this DNS jargon so the following question might sound obvious. I have a VPS server and I am using third party dns server for managing DNS. My DNS provider had given me his own name ...
2
votes
1answer
127 views

Are these nameservers configured properly?

I'm caught in a technical war between two companies. One is a major email hosting organization. The second is a DNS provider called DNSMadeEasy. The problem: An email from an outside domain to a ...
1
vote
1answer
396 views

What is the easist way to configure Microsoft DNS to not answer ISC.org ANY requests? [closed]

My server (Microsoft Server 2008 R2 x64) receives about an average of 20-30 ICS.org any requests (using forged source address) per second. Recursion is disabled and the answer only contains a list of ...