DNS hosting service is the service than runs DNS servers.

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69
votes
20answers
31k views

Should we host our own nameservers?

This is a Canonical Question about whether to outsource DNS resolution for ones own domains I currently have my ISP providing DNS for my domain, but they impose limitations on adding records. ...
33
votes
3answers
2k views

Can someone using the same DNS server as me hijack my domains?

When I register a new domain, I send it to my hosting provider by assigning it its domain name servers in the registar's settings. For example, with Digital Ocean, I input the following: ns1....
17
votes
20answers
11k views

Reliable cheap or free DNS service?

I'm looking for a reliable free or cheap DNS service. I've used FreeDNS at FreeDNS.Afraid.org in the past, but it doesn't always seem reliable... sometimes people say they can't access my website (...
11
votes
3answers
8k views

Wildcard DNS and subdomains

Let'say that i've got the domain mydomain.com. I want that when any visitor goes to www.mydomain.com xyz.mydomain.com abc.mydomain.com asd.mydomain.com qwe.mydomain.com etc... the visitor will ...
10
votes
2answers
810 views

How to run own gTLD on my DNS server?

My organization shelled out for a gTLD, and we currently use 3rd party (Verisign) to host it on their DNS servers. However, there are 2 issues: we pay quite a bit for that yearly (that's the lesser ...
10
votes
8answers
2k views

Free Name Server services reliability? [closed]

I'm starting a small web design shop. We does not have much money so we would like to keep our costs as low as possible. All we need is a @ourcompany.com mail address and a few web pages to showcase ...
8
votes
1answer
2k views

Why do DNS zone files require NS records?

Say I've operating ns1.example.org and ns2.example.org on which I want to host the zone file for example.com When I go to my registrar and purchase example.com , I will tell my registrar that my ...
7
votes
2answers
782 views

Who has my domain?

I bought a domain for us to use to hide ugly staging URL's (like what Azure gives you for staging). I pretty exlusively only buy domains from MyDomain.com, but I might have bought this one from ...
7
votes
5answers
3k views

What are the pros and cons of running your own DNS server?

What are the practical benefits and downsides of running your own DNS server instead of using the DNS servers provided by your registrar? More specifically, in what situations would you run your own ...
7
votes
1answer
307 views

Is there a standard time duration before DNS caches are cleared?

Is there a standard time duration before DNS caches are cleared, so that if a distracted operator or stuck key turns a TTL of 86400 into 864000000 you don't end up with an authoritative resource ...
7
votes
2answers
258 views

How are DNS timeouts supposed to work?

I recently had a problem where a remote service requesting the IP address for my server (with a hosted DNS provider) was responding with: DNS problem: SERVFAIL looking up A for mysql.xavamedia.nl (...
6
votes
4answers
710 views

Whats a good DNS service with an API [closed]

Does anyone know a good DNS hosting service that has an API and gives you a reasonable amount of domains / zones for the price? I'm setting up a hosting service & want to script the creation of ...
5
votes
4answers
1k views

Are there names for typical DNS designs (and, if so, what are the most common)?

I'm not as proficient at configuring DNS as I would like. What are some common DNS design schemes? EDIT: Gah, it's hard to explain what i mean! I'm interested in learning how to classify/configure ...
5
votes
1answer
555 views

Some visitors cannot access my website

I am receiving some reports from different clients in Spain, US and France that they cannot access my website, https://www.ultreyatours.com. They get a ERR_NAME_NOT_RESOLVED error saying the server ...
5
votes
3answers
148 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 ...
5
votes
2answers
151 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 ...
4
votes
3answers
1k views

Glibc bug mitigation for getaddrinfo()

Ran across an exploit for glibc today which involves the getaddrinfo() call for DNS resolution. I'm running Ubuntu 12.04 on two Bind9 boxes that face the internet. I'm not sure I totally understand ...
4
votes
7answers
1k views

What service do you use to manage DNS?

What service do you use to manage your DNS? I don't really want to use the DNS manager that is provided with website hosting company. Is there any reliable and fast DNS manager service? I found a ...
4
votes
3answers
329 views

Make reachable via a fixed address (e.g. IPv6) a server that is actually connected via a variable IPv4 adress?

Need: Internet host at a fixed IP address for full-stack self-hosting People want to perform self-hosting in an area where no ISP provide sufficient service with a fixed IP address. They provide one ...
4
votes
4answers
632 views

Are major domainname registrars requiring glue records unnecessarily?

I have somedomain.com registered with Namecheap, and have successfully set up A records for ns1.somedomain.com and ns2.somedomain.com to be used as nameservers for other domains. I have otherdomain....
4
votes
2answers
265 views

Why does Serverfault use Dynect Platform? And should I too?

Lots of domains use Dynect Platform (Zendesk.com, Stackoverflow.com, Serverfault.com, ...). Could you, please, explain to me what Dynect Platform (and similiar applications) does? And when to use ...
4
votes
2answers
228 views

setting the reverse dns for a email server

'm having some trouble with email on a dedicated server, with Windows Server 2008. I've reached the conclusion I have to setup reverse dns for the mail server. The current setup is this: The mail ...
4
votes
1answer
8k 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. ...
4
votes
1answer
153 views

What TLDs should I use for my NS records for redundancy? (DNSSEC support required)

Question As a general practice, is it a good idea to use multiple TLDs for the name servers? How should I choose between which TLD would be a good candidate for being the root server for my NS name?...
3
votes
6answers
3k views

How to transfer a domain name with 99.9999% uptime?

I am currently developing a project which is mission-critical. The actual domain name is registered with 1 & 1 and I plan on purchasing DynDNS Custom DNS service (which has 5 different ...
3
votes
5answers
4k 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 ...
3
votes
3answers
191 views

Test what a DNS server gives as a response / lookup

I have a vendor who is supposed to setup a domain name in their DNS system. What can I use ti hit it and see what it responds to as the IP for mydomain.example.com is? I essentially want to make ...
3
votes
2answers
64 views

Why is my NS record ns.mysite.com.mysite.com?

I ran this command # dig mysite.com @localhost The result was the below and my zone file is below that. Why is the AUTHORITY SECTION ns.mysite.com.mysite.com? Instead of ns.mysite.com? Another ...
3
votes
1answer
455 views

Why is my dns server being queried for domains that I don't host?

I installed dnstop to monitor my nameserver running bind9 and was surprised to see it being queried for other domains that I don't host. I am just wondering if this is normal behaviour, or have I ...
3
votes
5answers
589 views

Why should I “outsource DNS”

Why would someone want to outsource DNS? I heard about this in the stackoverflow podcast and got a bit curious to know why?
3
votes
1answer
727 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 ...
3
votes
2answers
3k views

Can I point my DNS to nameservers of different web hosts?

I was told that the DNS for my domain is unreliable, so basically I was wondering Could I set my secondary DNServers that points to another webhost altogether ? : ns01.host-FOO.com ns01.host-BAR.com ...
3
votes
3answers
349 views

Automatic website outage notice

There was a outage in July 2009 of Authorize.Net's websites because of a local fire. If you went to their website during that time there was a notice or redirection to view status updates on their ...
3
votes
1answer
954 views

What are some ways to increase the performance of a Bind caching nameserver?

I have a BIND nameserver on my network sitting on a machine with a lot of RAM. How can I increase performance? Any way to increase the TTL for which resolutions are stored in memory? Any way to "pre ...
3
votes
4answers
2k views

Does NetworkSolutions have a good DNS service? [closed]

I'm recovering from a DNS disaster and I need some good advice on an alternate solution. My company owns a domain name through NetworkSolutions. Our website is hosted by another company who also ...
3
votes
1answer
1k views

What does “error: token mismatch” mean?

We temporarily moved some CNAME records in our DNS to point to a different server while undertaking maintenance work - we do this every six months or so - and we allow a decent amount of time to allow ...
3
votes
1answer
113 views

Domain name - multiple host - multiple server?

I currently own a domain name mydomain.com at goDaddy and I have a web server (at thePlanet) mydomain.com which serve a website from www.mydomain.com and mydomain.com with Apache. I now have a new ...
3
votes
1answer
12k views

Estimating DNS bandwidth: Average size of a DNS request?

I'm trying to estimate the amount of traffic 20,000,000 DNS requests a month will generate in terms of bandwidth. I'll include my calculations below but they all hinge on my estimation of the amount ...
3
votes
1answer
4k views

Cloudflare, reverse DNS and php mail ending up in spam folder

I've been using Cloudflare to host my DNS, and PHPMailer to send e-mail through ZOHOs SMTP servers with great success, but have found that all my e-mails are hitting Gmail, Zoho and Hotmails spam ...
3
votes
1answer
135 views

How do I avoid Lame DNS or other issues when switching between 3rd party DNS servers?

I have 800 DNS zones at many different providers, and am trying to centralize them to either UltraDNS or Dynect. Is is possible for me to configure each NS to nameserverX.MyCompany.com and avoid ...
3
votes
1answer
216 views

Name Server change & propagation works partially : Success for US and fail for India

Our domain is hosted with Enom. DNS records are managed under Enom's reseller for India called Pugmarks. We want to switch DNS record management service from Enom/Reseller over to AWS Route53, however,...
3
votes
1answer
1k 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 ...
3
votes
3answers
961 views

Simple Anycast Howto?

some DNS providers give me anycast, like: http://web.easydns.com/DNS_hosting.php Now what do i do to get it working? 1. Buy "DNS Hosting package" from them 2. Have some servers with the same IP ...
3
votes
1answer
200 views

Dynamic DNS service for low qps but high deployment count

I deploy cellular modems that currently have sims with static ip addresses. For various reasons, we may move to providing sims without static ips. The cellular modem supports DDNS (bluetree modem). ...
2
votes
3answers
535 views

DNS : What do they mean by 10 million queries

I am managing my dns using DNS Made Easy. They offer 10 million queries a month. Does this mean everytime a user comes to my site or an email(using gmail for business configured through DNSME) is ...
2
votes
5answers
591 views

Suggested managed DNS provider? [closed]

We own/manage a few domains (nothing too large or too trafficked). Currently our DNS servers are hosted onsite. For ease of management and lower-latency DNS requests we are interested in moving our ...
2
votes
1answer
1k 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 ...
2
votes
3answers
3k views

Can you have multiple DNS registrars?

Hey Guys, Can you have multiple domain registrars? for example, register.com and dnsmadeeasy.com both hosting your A and Cname records simultaneously??
2
votes
1answer
164 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 ...
2
votes
2answers
252 views

DNS Level Load Balancing

Is it possible in this world to achieve DNS Level Load Balancing? For example, I have a Server A (111.222.333.444) and Server B (555.666.777.888), and there be some third party DNS hosting (like ...