Questions tagged [dns]

Translates domain names to IP addresses. DNS stands for Domain Name System.

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17 views

Windows proxy config takes precedence over local hosts file

I have the following line in the local hosts file in windows: 127.0.0.1 local.example.de When accessing the url http://someservice.local.example.de:8080 I see the DNS error page of our company's ...
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Changing third-party websites on android device without browser extensions available [closed]

I'm searching a way on how to change behavior of some website in mobile browser. For example: Remove annoing Ad (specific one) Change some elements on a website, to make it easier to read on small ...
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Will changing name servers ruin my microsoft exchange?

So this question most likely just displays my lack of understanding but here goes. I have a domain hosted through a website provider. and I have group of MX records set to point towards Office365 ...
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Unable to access my server with my domain name in http with a browser

I installed nginx on my server and want to access it with a browser using my domain name. Basically i can do that using my server IP http://41.111.142.74/ Now trying to do that with my domain name ...
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Cannot acces a specific webpage from one computer, but I can access from different devices. All are connected to the same wifi network. Why?

I'm trying to access a git domain eg: "git.company.com" and I can access it from only one of the two computers. The domain is online and both computers have internet access. I need to be able to ...
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How to filter DNS queries with Samba AD DC?

I have a heterogeneous private network (192.0.2.0/24) for education and training behind a NAT-Router (192.0.2.2, 203.0.113.2) inside another private network (203.0.113.2/24) behind another NAT-Router ...
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1answer
34 views

How is my computer able to resolve hostnames on my subnet not registered to DNS?

I just deployed Canonical Landscape on a virtual machine on my network. When i entered the IPv4 address of the virtual machine in my browser to get started, it redirected me to the hostname of the ...
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Not Seeing Google DNS traffic from iphone

I'm new to this stuff so I probably just don't understand something. I'm arpspoofing my iphone, it works and I see TCP traffic in wireshark that's supposed to go to my iphone. When I filter for DNS, ...
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28 views

Very slow DNS lookup regardless of DNS server I use

No duplication. I checked all other questions with similar title and none the answers works. Also it often is different issue. Issue: Whenever I'm making connection to website/server that I didn't ...
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3answers
67 views

Getting 10 Mbps on a 100 Mbps Connection

I have two machines at home. One is getting a full 100 Mbps when next to my router according to Fast.com, however my gaming laptop, a Dell G5 5590, only gets 5-10 Mbps when sitting directly next to ...
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40 views

dnsmasq not responding to queries for local names

I have what I thought was a simple configuration: I want dnsmasq to respond for hostnames in a local hosts file specified using the addn-hosts option. The complete configuration looks like this: ...
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Configuring DNS to resolve to WAMP Virtual Host?

I have a website set up on a VM using WAMP. That VM is on a network with an internal domain 123.net. In DNS, I've configured a CNAME (site.123.net) to point to the VM. However, when I try site.123.net,...
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Acrylic DNS Proxy does not resolve

System: Windows 10 Acrylic Version 1.2.2 My Acrylic Host file looks like this: 127.0.0.1 test 127.0.0.1 >google.com But when I ping from cmd, test ist not found and www.google.com goes to ...
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2 WiFi routers on one network - Not able to override DNS

I have 2 WiFi routers on my home network. TP Link, which is connected from ISP modem. IP - 192.168.0.1 Netgear, which is connected from the TP Link via the cable.IP - 192.168.0.2 I am able to ...
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setup dnsomatic to point domain to dynamic ip adress

I have a raspberry pi 4 at home on which I would like to run some servers (e.g. webserver, Ts-server), but I only have a dynamic IPv4 at home, so I would like to use a domain to point to my local ...
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100% loss when trying to ping external IP assigned to PС

I have external IP adress given me by my internet provider, for example, ip.ip.ip.ip on PC I'm using right now, however, when I'm trying to ping ip.ip.ip.ip using this PC I have "100% loss". I need it ...
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25 views

How do I resolve being unable to ping my domain?

I have a normal .com domain that is tied to a VPS and am unable to ping it using my local machine. I've tried pinging both the domain name and IP address. All packets are lost for both. I am able to ...
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50 views

What's a quick and dirty way to dynamically resolve a local host name on Linux?

I have a web service running locally which, in the dev environment, has a dynamic IP address each time it runs. Annoyingly, I have to look up its IP each time and re-navigate to http://$IP/foo I ...
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33 views

Default Gateway acting as DNS

Is it true that if the created DNS server was unable to resolve requests, the Default Gateway will act as a DNS server using the DNS IPs in its router? I tried to setup a DNS server and remove all ...
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Windows DNS server registers host internal IP, how do I change it to external one?

I have a Domain Controller and DNS server on Windows Server 2019 machine, hosted on AWS. I am trying to register a computer to that DC. The problem is, DNS resolution leads the computer into the ...
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1answer
42 views

How can I get DNS and VPN to play nicely together?

When I'm at work and connect my laptop with a cable I'm immediately inside our internal network. So I can connect directly to computers inside without domain name like: ssh host1, with domain name: ...
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3k views

How are DNS records updated to all DNS servers in the internet

If someone host a hostname/website name on GoDaddy, OpenDNS, etc., how would the GoDaddy, OpenDNS, etc, update the record of DNS servers accross the world for that new added hostname? Since there are ...
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How do I change the DNS settings for WSL2?

As far as I've been able to work out, the official process for changing which DNS server is used by WSL2 on Windows 10 is as detailed below. (WSL2 is the new release of the Windows Subsystem for Linux,...
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41 views

Which of these Windows services is most likely responsible for outgoing port 53 (DNS) traffic?

Working on a Windows 7 system that has network traffic very locked down. The system is not running any servers. Besides Windows itself, and an antivirus tool, it does not have any software that ...
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66 views

How to query for DNS over HTTPS/DNS over TLS using command line?

I'm writing a script that needs to query DNS record with a user specified DNS server. The DNS server may be in any protocol, including UDP, TCP, DNS over HTTPS (DoH), and DNS over TLS (DoT). I know ...
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Unable to connect to Google Websites (i.e. YouTube, Drive)

Experiencing a very weird issue on my desktop, running Win 10. Every so often I will be unable to connect to Google pages like Drive, Calendar or even YouTube, when that happen I can still access ...
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3answers
88 views

How can I force a domain to another?

My company once has a server named as stash.mycompany.com. And somehow that domain name changed to bitbucket.mycompany.com. The problem is that, cuz not all systems can't change the name, these two ...
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32 views

systemd-resolved switching DNS after timeout

I have a local DNS server to resolve names on my LAN, but systemd-resolved only uses it for a few minutes before switching to a different DNS server. /var/log/syslog Mar 11 16:38:06 allen-dell ...
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Internal only reverse proxy rules?

For the past couple years I've been running Home Assistant on a server and using several of its plug-ins for my home network; Pi-Hole and Nginx Reverse Proxy Manager. My Asus RT-AC87U has its DNS ...
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letsencrypt/certbot ignores commands: Uses webroot instead of manual

I have domains for which I used the normal certonly with webroot in the past. I want to change this to DNS challenge. Hence I delete the domain with certbot delete. I confirmed there is no trace left ...
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54 views

DNS fails on Windows 10, nslookup works (possibly after an update)

The problem: DNS resolution doesn't work (ping google.com returns Ping request could not find host google.com. Please check the name and try again), but nslookup works fine. I can not browse the ...
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Generating SSL cert using certbot - multiple DNS entries

I currently have 2 DNS A records for main domain pointing to the different IP addresses. This is creating problems when I try to use certbot to generate Let's Encrypt's SSL certificate for my domain, ...
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1answer
25 views

Client VPN Issue - Cannot Ping or RDP to any servers

this is my first post and I always come here for info but I have yet to solve this issue. I have a VPN client installed on my local machine here at home. I fire the client up and authenticate to the ...
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1answer
53 views

Implementation differences between NS records and CNAME records for delegating control of a subdomain

I am wanting to control the destination IP address for www.example.com (but not example.com) using DNS and exert the most control over this subdomain TTL as I can since I do not have direct control of ...
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Regarding multi domain on same web server

I have a question regarding domain hosting and domains sharing of same IP address. One of my domain is hosted under a shared hosting with dedicated ip. I have mapped the dns record to cloudflare. ...
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1answer
26 views

Clients fail to use Pi-Hole or Pi-Hole gets jumped over (a.k.a. oh noes ads show up)

I have an OpenWRT Router so I followed this tutorial to setup my Pi-Hole and router, so that all DNS traffic gets redirected as well. When I go to my Pi-Hole and under tab Network I see my device as ...
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43 views

Resolving local LAN hostnames on Windows 10

In a gist, this is my issue: My router's hostname is 'thecenter'. (If I leave hostname empty, I can't resolve local hostnames at all) Computer1 resolves all hostnames without problem, i.e. http://...
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Overriding a CNAME within a CNAME chain works on Ubuntu but not Windows

Best practices aside (not having CNAME chains), I am curious to know why this is happening. I have the following: CNAME subdomain.example.com -> CNAME other.example.com -> A 172.17.0.1 If I wanted ...
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112 views

Network Router stops resolving client name after a while

I am running a simple 3 computer windows 10 wirelessly linked network through a Bell router. All works well for a while (days) and then suddenly one computer is unable to access the other computers by ...
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1answer
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Vivaldi DNS_PROBE_FINISHED_BAD_CONFIG but can access sites with Chrome

Vivaldi is my main web browser. I just restarted my PC and Vivaldi now won't load web pages. For every page I try, first I was getting the error DNS_PROBE_FINISHED_NXDOMAIN and now seem to be getting ...
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79 views

How do I do a reverse DNS lookup from IP address to domain name?

I want to know the source of a server IP address domain name. For example, as shown in the picture, the domain name meping.igamecj.com replies with 20 addresses, so my main question is how do I use ...
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1answer
47 views

TP Link Router - Inbound access with DDNS with Private IP?

I was going thru the knowledge base/FAQs on TP Link Routers about Dynamic DNS here. I am a bit confused about the 3rd point in the Notes written therein. Notes: Make sure you have internet ...
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9answers
778 views

Why I can't access 8.8.8.8 IP address?

According to my knowledge about IP address and DNS server, when I type facebook.com in the address bar on Chrome and then press the Enter button, with DNS server (E.g: Google DNS server), my browser ...
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110 views

Set up DNS over HTTPS in Chrome?

Trying to enable DNS over HTTPS in Chrome (ver. 80) on Windows 10 Pro. Tried turning it on at chrome://flags/#dns-over-https as per a FOSSBYTES article but as per https://1.1.1.1/help it is ...
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Connecting to PiHole changes my computer's hostname?

I followed these instructions to create a VM in Google Cloud Platform that hosts PiHole (a DNS-based ad-blockign service) for me. To prevent the terrors of an open DNS provider, the PiHole is ...
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51 views

Powershell Equivalent of this old bat netsh way of obtaining DNS Server and ip from dhcp?

Is there a way to do this in Powershell? REM Stop the DNS Service... REM (not shown here) REM DHCP DNS Settings netsh interface ip set dns "<adapter-name>" dhcp REM DHCP IP netsh interface ip ...
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39 views

Local DNS Forward Lookup Zone has out-dated Host (A) records

I am running into an issue in my local DNS where my forward lookup zone is resolving PC names to incorrect IP addresses. I am somewhat of a beginner in DNS and active directory, but from I have been ...
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26 views

Use vendor DNS?

I use AkrutoSync to sync Outlook on my laptop to my smartphone. I can avoid the cloud and sync over home WiFi. AkrutoSync presents an Exchange interface to the phone. In the past, it only worked if ...
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85 views

Strange issues with Wget, DNS, traceroute and VPN on router using BusyBox

Wget is not working on my router anymore because DNS queries from the router are returning IPV6 as “Address 1” and IPV4 as “Address 2” and wget (in BusyBox on the router) does not support IPV6. Take ...
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When we enter bit.ly on url box how bitly.com open

I have a question about how bitly.com to bit.ly work. My questions is not about shorting url from a long url to short one. Like the service Bitly provide. Suppose I have website with the domain name ...

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