Questions tagged [nameserver]

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Is it possible to have a DNS NS record point to a domain from outside the queried nameserver's domain?

For example, say you lookup ns records for df.uba.ar by querying uba.ar's nameserver, say ns.uba.ar. Can a record from that query refer you to the nameserver of df.uba.ar at an address completely ...
2 votes
2 answers
699 views

DNS LOC Purpose

So, I recently discovered the LOC record type for DNS, which allows you to identify a location for the related server. It appears that the usage has some ambiguitiy and could identify the server ...
0 votes
0 answers
275 views

Getting issues on adding the website on Porkbun domain which is hosted on Cloudflare

I have made a website which is hosted on Cloudflare and I purchased a personal domain from Porkbun. My website is successfully hosted on CloudFlare, but I want to run it on personal domain which I ...
2 votes
1 answer
713 views

How to access expired domain host from old DNS record?

I'm trying to access a website whose domain has just expired. The old IP address resolves to 206.225.92.33 which is the parent hosting company and not a dedicated address. The domain name was ...
1 vote
4 answers
13k views

Why common two IP addresses for two nameservers in one server

In this common case: ns1.domain.com: IP1 ns2.domain.com: IP2 What I know the two IP addresses used like if one unreachable, the other will use as a secondary choice and user still can access the same ...
0 votes
0 answers
173 views

DNS Forwarding or Nameservers

I have a couple of domains registered with one company and then websites hosted with another. One of the domains has nameservers pointing at the web host, the other has DNS forwarding to the same web ...
9 votes
8 answers
8k views

How does DNS work when it comes to addresses after slash?

Watching the DNS and SNI of my network adapter in Wireshark, all I see is domain names and sub-domain names, but nothing after the slash, like no mention of example.com/page or twitter.com/mypage So, ...
0 votes
2 answers
460 views

Workaround for non-static IP's on website hosts

I am able to control a domain of example.one.com. I want to host the site on host that only provides a dedicated IP, not a static one. The managers of one.com will not set a DNS record to send example....
0 votes
1 answer
3k views

DNS resolving broken after installation of bind due to iptables

I successfully configured my web server (Apache, PHP etc.) and blocked the ports I don't need using iptables, which was working perfectly fine. Today, I installed BIND and configured it, which also ...
1 vote
1 answer
147 views

How does DNS name resolution work? [closed]

Could someone point me to a good, comprehensive explanation of how DNS name resolution works? I've seen a few simplified examples where a client connects to the root DNS server ("."), which ...
0 votes
1 answer
3k views

How to create name servers in DirectAdmin with one IP?

I have a dedicated server with DA installed, and only one IP address. How can I define a name server to point my domain to on the server? I found this guide but it talks about two IP addresses; I don'...
1 vote
0 answers
4k views

Why nameserver 8.8.8.8 can solve Ubuntu network connection issue

I have a Ubuntu 18.04 machine that cannot ping www.google.com, it says ping: unknown host www.google.com However, after following some online help by add dns-nameserver 8.8.8.8 to the end of /etc/...
2 votes
3 answers
9k views

Having multiple web services run at home on the same ports (80 and 443)

Is there a possibility to run several webserver-applications from my home network? So with the same IP forward port 80 and 443 to different devices, depending on the domain name. Right now I use ...
0 votes
1 answer
42 views

How does the host command find results?

I don't know if this is the right SE site for it, sorry if it isn't. My problem: When I do a host (debian command) request for the TXT records of a domain, lets take superuser.com for example, can ...
0 votes
1 answer
46 views

How to map clients' domains to my dynamic server IP address?

I have a site builder (like wix) and I want to allow customers to easily map their domains to my server. My server IP may change so I cannot suggest users create A record. I want something like ns1....
2 votes
2 answers
8k views

nameserver in /etc/resolv.conf vs /etc/sysconfig/ifcfg-eth0 on Centos 6 / RHEL 6 server

If nameservers are configured with both nameserver entries in /etc/resolv.conf and DNS1/DNS2 entries in /etc/sysconfig/network-scripts/ifcfg-eth0 on a Centos 6 / RHEL 6 server, which one will take ...
0 votes
2 answers
239 views

Where does the primary DNS server get its file from?

Disk file Network Access There is a nice explanation on Are Domain Name Server and Name Server the same thing? But I still confused about answer. I know primary DNS server caches entries so answer ...
0 votes
1 answer
740 views

Why can’t a domain name be resolved to the IP even when there is an A record in name server?

I am adding my IP to https://www.dnswl.org/selfservice/ because I need to get the reputation increased because for a very strange reason, e-mail accounts in Gmail or Hotmail save mails sent from my ...
2 votes
1 answer
3k views

BIND does not answer authoritatively

I want to use BIND as a public nameserver for the companies domains. I'm using a fresh installation of ubuntu server 20.04.1 and BIND 9.16.1. The issue is that BIND never answers authoritatively. I ...
0 votes
1 answer
1k views

Bind DNS(Nameserver is unreachable.)

Good day! I would like to on how to bind dns to a NAT? Our old server was using a pulbic IP but due to change in service providers, we were given only an option to do port forwarding. So I have set up ...
0 votes
0 answers
65 views

Is there a reliable way to find out if people are still using a domain as a name server?

I had a domain I was using for a nameserver with my hosting. I had to move hosting, but due to propagation all of the sites and/or emails could potentially go down as I moved the nameserver across. ...
1 vote
1 answer
1k views

Hostname of Primary Name Server

I'm currently developing our town website that will be named ourcityname.gov.ph. Before I can register the domain name .gov.ph, I need to fill up a form. And here it is: I'm stuck on this part. I do ...
0 votes
1 answer
103 views

How should I fill the nameserver field when I try to buy a domain?

I have a virtual private server(VPS) with some IP address like http://111.222.333.444/, and wanted to publish my Angular-NodeJS project on it, so I tried to buy a domain for my website from another ...
1 vote
1 answer
4k views

Can one zone file contain multiple domains?

I know a DNS server can manage multiple zone files. But can a zone file manage multiple domains? Or each domain must be put in a separated zone file? Those shared hosting companies use a pair of name ...
0 votes
1 answer
1k views

Setting up named in arch linux

I am trying to set up a domain on an Arch Linux VM. Following is my named.conf options { directory "/var/named"; pid-file "/run/named/named.pid"; // Uncomment these to enable IPv6 ...
0 votes
1 answer
57 views

Nameserver setup

I setup bind on my debian box, and have setup my zone files to have my nameserver defined. When I dig, using for example: dig @123.456.789.123 ns1.mynameserver.com where 123.456.789.123 is the ...
1 vote
1 answer
130 views

Can a web hosting server become a nameserver also?

I have a VPS hosting account with a provider and I have been given an IP address. Now when we say that 'set up a private nameserver', what exactly do we mean? does it mean that I will turn my web ...
0 votes
1 answer
2k views

Domain transfer from Network Solutions to AWS Route 53

I am looking for a solution to mitigating 2 days of downtime. I reached out to network solutions and they do not have control over the TTL of the Name Server records (which is 2 days or 172800 ...
1 vote
0 answers
28 views

Whether CNAME is transfer to NS value by domain provider?

Such as, I registered a domain example.com on GoDaddy, the below is my analysis in GoDaddy: Host Type Line Analysis @ CNAME default 23he.16cdn.com. @ NS ...
19 votes
7 answers
62k views

How to make name server address permanent in /etc/resolv.conf?

I can not retain name server address I set via /etc/resolv.conf. Every time I set the value, the network manager overrides it with default gateway on reboot. How to set it right? I would prefer a ...
0 votes
1 answer
204 views

redirect traffic to aws S3 / Cloudfront but keep dns and email at namesecure

I have a domain registered at Namesecure but want to host the content on AWS S3 (also using Cloudfront). I want to keep DNS and email handling at Namesecure. How should I go about this? Thank you! ...
0 votes
0 answers
488 views

How to fix systemd-resolve on ubuntu?

systemd-reslove seems to be working However DNS is slow if nameserver 127.0.0.253 It works fine if I replace that with nameserver 8.8.8.8
1 vote
0 answers
124 views

Is there a way to force Bind9/Named to always request recursion?

From what I can see, RD bit is set on queries only when the resolver is using a forwarder. If it uses a hint or a master record it does not set the RD bit. I know this is configured so that ...
2 votes
0 answers
3k views

Nameserver 127.0.0.53 unable to resolve domain names

I know there is an easy fix to the problem by adding nameserver 8.8.8.8 to /etc/resolve.conf but this is merely a hack and not a proper trouble shoot of the problem that caused the problem. If I am ...
0 votes
0 answers
198 views

unable to access my site after nameserver change

A few days ago, I purchased a domain on godaddy and set its nameservers to netlify's nameservers as a temporary change. The site and domain worked fine and I viewed it on chrome on my phone and PC. ...
1 vote
1 answer
262 views

Using a private domain to connect with a server

I'm a bit struggling with using a domain to connect a domain with my server. First of all, I'm using a Debian Linux(of course actually Raspbian, because the server is running on Raspberry Pi 3). Let'...
2 votes
1 answer
3k views

How to force a computer to use a specific nameserver for lookups?

I know that you can edit /etc/hosts to make certain hostnames resolve to specific IPs, but is there a way I can force my machine to use a certain nameserver for a domain? For instance, if I own ...
5 votes
4 answers
2k views

What information can an ISP record solely from DNS queries?

I realized recently that my VPN's DNS requests were transmitted to my ISP's DNS server (even though my HTTP and HTTPS requests were properly transmitted via the VPN). I did some research and have a ...
1 vote
0 answers
687 views

/etc/hosts Cannot point hostname to new ip

Under Linux, the /etc/hosts file can be used to override DNS definitions, i.e. to point a hostname to a different IP. I need to test a new VPS. So I added a line in the /etc/hosts file: 123.123.123....
2 votes
1 answer
46 views

If a WHOIS search returns 428 domains on the nameservers for that domain, does that mean that server is hosting 428 domains? [closed]

I've just done a WHOIS search on whois.sc for our company domain and the nameserver section says that our nameservers "(has 428 domains)". Does that mean there are 428 domains hosted on the same ...
6 votes
1 answer
4k views

How can I check if a name server supports DNSSEC?

My Advanced Tomato Router uses the local ISP DNS servers. How can I see if those name servers support DNSSEC? Similar to How can I check if a domain uses DNSSEC? but not domain.
1 vote
1 answer
323 views

How come this query shows the same address for non-authoritative answers and authoritative answers?

So, if i query slash16.org: nslookup -type=ns slash16.org Non-authoritative answer: slash16.org nameserver = ns-686.awsdns-21.net. slash16.org nameserver = ns-1989.awsdns-56.co.uk. slash16.org ...
0 votes
2 answers
2k views

Whats the correct WHM setup for AWS EC2 with ROUTE53 custom nameservers

I currently have a reseller hosting account, and I want to setup and move everything to a new hosting platform on AWS I have setup an EC2 instance on AWS and installed WHM. Its running fine. I setup ...
2 votes
1 answer
2k views

NetBIOS Name resolution fails when behind another router

On "PC3", Windows name resolution fails like this. ping PC1 Ping request could not find host PC1. Please... ping 192.168.0.2 Reply from 192.168.0.2: bytes=32 time<1ms TTL=128 But if I ...
4 votes
3 answers
607 views

What does a public nameserver actually do?

I am trying to understand the purpose of public DNS nameservers (public as in not an SOA; like 8.8.8.8). I executed a dig +trace command, and, as far as I can tell, the only time the nameserver is ...
0 votes
1 answer
864 views

Is It Possible To Have Bind Answer Authoritatively For Local Domains?

Just as the title says: is it possible to have Bind (named service) on a Linux machine (Fedora 27, Server Edition) answer authoritatively for local domains or, at the very least, answer in such a way ...
0 votes
1 answer
599 views

DNS Nameserver A and CNAME records

I am inexperienced in the configuration of DNS and have an issue with domain hosting set up. I have two domains: 'www.mydomain1.com' and 'www.mydomain2.com', with mydomain2 pointed to the same place ...
0 votes
2 answers
2k views

Can A Site Be Reached Without A Router Or ISP?

From what I understand, when going to site, the router first goes to the ISP's Resolver Name Server. From there, it either finds a cache of the site's IP, or it goes to sub-sequent Name Server's to ...
1 vote
1 answer
2k views

How can a site have the domain name www.com? [closed]

I noticed that www.com is a valid domain name. Is this because the .com nameserver has an IP registered for the name www, and therefore its a valid domain name? If so, what is the purpose of the www ...
0 votes
0 answers
292 views

Switch website Name Servers without or with minimal downtime?

Facts: My domain name is registered at Namecheap. My website is hosted on Netlify via an "A" & a "CNAME" record that points to them. My email MX records are Google's. The issue: Although I'm ...