Questions tagged [dns-hosting]
DNS hosting service is the service than runs DNS servers.
525
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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. ...
50
votes
4
answers
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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
20
answers
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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 (...
17
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1
answer
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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 ...
15
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3
answers
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Google Cloud DNS vs. Google Domains DNS [closed]
I run a smallish website on Google App Engine. Currently, I use Dreamhost for other things and I buy my domains through them and they provide the name servers.
I'm in the process of switching domain ...
14
votes
3
answers
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Wildcard DNS and subdomains
Let's 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 continue ...
11
votes
2
answers
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Why send authoritative nameserver in DNS?
Out of curiosity, I'm checking the Wireshark DNS packets. I can see that there's a DNS query from the host, and then DNS response from the DNS server. Everything is just as expected.
However, if you ...
10
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2
answers
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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
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8
answers
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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 ...
9
votes
6
answers
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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 ...
9
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2
answers
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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
(...
8
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5
answers
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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 ...
7
votes
2
answers
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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
3
answers
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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 ...
7
votes
2
answers
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DNS: How to find out which software a remote DNS server is running
Situation
I know the IP address of a DNS server running in the same network on a machine which I can't maintain.
Question
How can find out more about which software that DNS server uses?
Thanks for ...
7
votes
1
answer
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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
1
answer
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Exposure of hidden-master stealth DNS server on public-facing authoritative slave
In a typical hidden-master DNS network layout, there are basically two components:
Hidden master DNS server, may be behind a NAT or firewall, or be totally exposed
Slave authoritative non-recursive ...
7
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3
answers
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Is there any way to tell the TTL on root name server DNS records?
I am currently migrating a DNS zone from one DNS server provider to another. I am trying to estimate how long it will take for the change to propagate, and to understand what the delay might be if I ...
6
votes
4
answers
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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 ...
6
votes
3
answers
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Can you have multiple DNS registrars?
Can you have multiple domain registrars? for example, register.com and dnsmadeeasy.com both hosting your A and Cname records simultaneously??
6
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Is it possible to combine DNS name servers?
Question: Is it possible to combine DNS name servers?
For this example lets say that I lease the domain example.com through a service (godaddy, name.com, etc)
I have the option of pointing this ...
6
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2
answers
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Entering multiple DNS TXT values as a single TXT entry, with each value in " marks, but separated by spaces
I have done this with other DNS providers but I'm stuck on UltraDNS's DNS management interface. I need to enter multiple values in a TXT entry so they resolve as a single string with each value in &...
6
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4
answers
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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
1
answer
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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
3
answers
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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
1
answer
784
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Is DNS redirection scenario possible?
I have a question regarding DNS, assuming I have my domain register pointed to an external DNS, is it possible for me redirect it to another DNS if something isn't found.
I am asking because of ACME ...
5
votes
2
answers
370
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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 ...
5
votes
2
answers
4k
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Setting different NS records as authoritative on authoritative DNS
I have DNS servers for a domain set to one set of authoritative DNS servers on the registrar. However, those DNS servers zone file for the domain have a different set of NS records for it. Some DNS ...
5
votes
1
answer
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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 ...
5
votes
1
answer
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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 ...
5
votes
2
answers
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unexpected RCODE REFUSED - eating up log files
I have a website which I host myself, and I use bind9 as my DNS server (host my own nameservers etc.).
I am having a problem with traffic bandwidth, and my syslog is full of the following type of ...
4
votes
3
answers
2k
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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
7
answers
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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
3
answers
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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
4
answers
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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
2
answers
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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
2
answers
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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?
4
votes
1
answer
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Domain Ownership Criteria (.eu)
< Reposted from Stack Overflow on recommendation >
Depending on the outcome of discussions political in the UK, we may lose the right to hold .eu domains on the 29th of the month. This is mandated ...
4
votes
1
answer
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how to find out who is managing my DNS records?
I have a following situation:
a website is registered with registrar X, hosted on server Y and about to move to server Z.
The both servers Y and Z do not manage the domain DNS as according to them “...
4
votes
1
answer
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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 ...
4
votes
2
answers
340
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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
1
answer
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What happens if I do not set my real primary DNS as SOA entry in a Hidden Primary setup?
I want to setup a Hidden Primary DNS server, i.e. I host the zone files on my own server, but all requests should go to Secondary DNS servers hosted by a dedicated DNS company. My own DNS server ...
4
votes
1
answer
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DNS Flag Day: what action is needed for edns512tcp=reset error?
Using the domain test at https://dnsflagday.net reports that our domains (hosted at several different DNS companies) all fail with this (note the edns512tcp=reset):
xxxxxxxxx.com. @98.124.243.3 (dns5....
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votes
3
answers
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Creating A Records for Localhost
What's the best practice when creating A records that point to localhost? Is it considered taboo or are there some valid cases where it's permissible?
I have a dozen domains where I setup "local." ...
4
votes
1
answer
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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
3
answers
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Join Active Directory Domain wont create DNS record
I created testing environment with clean Windows Server 2016 active directory (clean install), default options on AD role installation and DNS server (running on the same machine as AD).
When i join ...
4
votes
1
answer
329
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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?...
4
votes
1
answer
4k
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Unbound stub-host option not resolving using /etc/hosts
I have unbound running as an validating, caching, recursive dns server and nsd3 running as an authoritative nameserver. It seems like every aspect of both work correctly until I attempt to resolve an ...
3
votes
6
answers
3k
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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
3
answers
348
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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 ...