Articles about dns | UserComp.com

DNSSettings Interfering with Okta Verify 2FA

Experiencing intermittent issues with Okta Verify 2FA on browsers and phones? Your DNS settings may be the cause. Learn how to resolve this issue in our tech support article.

Enabling Home Network Access with WireGuard and FRITZ!Box using DynDNS

Learn how to set up home network access using WireGuard, FRITZ!Box, and DynDNS for dynamic IP addresses.

Configuring a Custom DNS Server for WireGuard VPN Clients: Manual Approach

Learn how to configure a custom DNS server for WireGuard VPN clients manually.

Setting Up a Wi-Fi Hotspot for Your Python Application on Ubuntu with hostapd and dnsmasq

Learn how to set up a Wi-Fi hotspot for your Python application on Ubuntu using hostapd and dnsmasq. This tutorial covers interacting with system services to create and handle hotspots.

Unable to Send UDP Packet via DDNS Domain Name for WireGuard Setup

This article provides a solution for users experiencing issues with sending UDP packets via DDNS domain names while setting up WireGuard. Learn how to troubleshoot and resolve the problem.

Creating an Internal Connection between DNS, WireGuard, and Traefik using Docker

This article explains how to create an internal connection between DNS, WireGuard, and Traefik using Docker. With step-by-step instructions, you'll learn how to configure these containers to communicate effectively.

Network Manager Binds Wrong Interface with dnsmasq on Localhost

This article explains how to configure Network Manager to use the correct interface when binding dnsmasq on localhost, as it currently binds to the wrong interface (enp6s0 instead of lo) in the home nmconnection file.

How to Use the 'setdns.cmd' File to Set Primary and Alternative DNS in Command Prompt

Learn how to use the 'setdns.cmd' file to set your primary and alternative DNS servers in the Command Prompt.

Resolving Dual Router Issue with DDNS nextcloud Server on Ubuntu 24.04

This article provides a solution to a common issue encountered when setting up a Nextcloud server on Ubuntu 24.04 with dual routers and DDNS.

Resolving Minikube Ingress Hosts: A Step-by-Step Guide

Learn how to resolve Minikube Ingress hosts and set up DNS name resolvers for smooth Kubernetes deployments. Follow this guide for Minikube installation and configuration.

DNS Inaccessible Over WireGuard Tunnel in AWS VPC

Users report that DNS is inaccessible over a WireGuard tunnel in an Amazon Web Services (AWS) Virtual Private Cloud (VPC). However, DNS works within the VPC. This article investigates the possible cause of the issue and provides solutions.

Troubleshooting Sites Like Google, YouTube, and Facebook not Working on Your Router (Airtel Xtreme Fiber, TP-Link TL-WA850RE)

Experiencing issues with sites like Google, YouTube, and Facebook not working on your Airtel Xtreme Fiber router using a TP-Link TL-WA850RE flat range extender? This article provides a troubleshooting guide.

Windows 10: Querying DNS Servers upon NXDOMAIN response - Preferred one?

When querying DNS servers in Windows 10, which server is preferred when receiving an NXDOMAIN response from both DNS1 (example1.com) and DNS2 (example2.com)?

Running OpenConnect VPN Server on Debian 11: Set Up Your Own DNS Server Machine

Learn how to set up and run an OpenConnect VPN server on Debian 11, and configure it to use your own DNS server machine.

Certifying Multiple DNS Names: What Else is Required for Correct Verification?

This article discusses the requirements for obtaining a Let's Encrypt certificate with multiple DNS names, beyond Subject Alternative Names.

Slow Apple App Loading on Home Network: A 3-Year Pi-hole and DNS Change Issue

Experiencing slow Apple app loading on your home network? This issue might be related to Pi-hole and DNS changes. Learn how to resolve it in this tech support article.

Setting Proper Internal DNS Servers for a Homelab Network

This article provides instructions on how to set up proper internal DNS servers for a homelab network with three bind9 servers acting as authoritative and recursive DNS servers.

DNS Client Service Connecting to ISP: Troubleshooting Guide

Learn about the DNS client service connecting to your Internet Service Provider (ISP) and how to troubleshoot this issue on various operating systems.

Accessing Synology NAS via DDNS Url with HAproxy through pFsense

Learn how to access your Synology Network Attached Storage (NAS) remotely using Synology Drive and set up HAproxy through pFsense with a DDNS URL.

Configuring Development Environment: Not Reach WebServer on VMs using DNS, iptables rules, forward packets, virtual bridge

In this tech support article, we will guide you through the process of configuring your development environment to reach the webserver on VMs using DNS, iptables rules, forward packets, and virtual bridge. Follow the simplified description below for a top-down understanding of the setup.

Windows 10 Machine: Last DNS Flush Took Place - TTL Display Shows No Events

Learn how to resolve issues with a Windows 10 machine that is desperately trying to see the last DNS flush event, as displayed by the TTL with no events showing.

Windows 10 Machine Desperately Trying to See Last DNS Flush: TTL Display No Events

A Windows 10 machine is having trouble seeing the last DNS flush. The TTL display shows no events, and the system is desperately trying to resolve this issue.

Can't Access Windows DNS Server from MacOS Sonoma

A new user encounters issues accessing a Windows DNS server from their MacOS Sonoma system. This article will provide suggested solutions.

Changing DNS to Another IP for HTTPS: Recommended Settings and Configuration for systemd

Learn how to change your DNS settings to another IP address for HTTPS connections on a systemd-based Linux system. Important: Ensure you understand the implications before making any changes.

Windows Laptop Not Querying Local DNS Server with WSL

Users report their Windows laptop with Windows Subsystem for Linux (WSL) not querying the local DNS server while running dig command or ping. This article provides potential solutions to resolve the issue.

Unable to Remove DNS Client Cache Record in Windows 11 IIS

Learn how to resolve issues with removing DNS Client Cache Records in IIS on Windows 11.

Unresponsive Domain Names: Freezing SSH Connection using SOCKS proxy

Experiencing an unresponsive DNS name causing your SSH connection to freeze when using a SOCKS proxy? This article offers potential solutions.

DNS Resolution Issue with Free Hotspot via Mobile Router: 'No address associated with hostname'

Users of Ubuntu machines, connected to a GL.iNet mobile router for accessing a free hotspot, encounter DNS resolution issues. Upon trying to access the hotspot login page, the following error message appears: 'No address associated with hostname'. This article provides potential solutions to resolve the DNS issue.

Fast vs. Slow: The Impact of DNS on Website Performance

Connecting to a website via old DNS can significantly affect loading times. In this article, we explore the difference between fast and slow DNS and its impact on website performance.

Laptop Cannot Connect to Websites: DNS Probe Finished NXDOMAIN, 403 Error

This article provides solutions to a common issue where a laptop cannot connect to websites, displaying DNS Probe Finished NXDOMAIN and 403 error messages.

Configuring Bind9 Response Rate Limiting for a Specific Subnet

Learn how to configure Bind9 response rate limiting for a specific subnet to limit the number of requests sent per second. In this example, we will set the limit to 2001:dead:beef/48 for 200 requests per second.

Wix's Restriction on Adding NS Records: A Tech Support Issue

Users encountering issues with managing internal DNS records on Wix may face restrictions on adding NS records. This article explores potential workarounds and alternative solutions.

macOS 14.3.1: Setting Primary DNS Server in dnsmasq Network (MacOS, Network)

Learn how to set the primary DNS server in a macOS network using dnsmasq with a Cloudflare DNS IP.

AdGuard Home: DNS IPv4 Rewrite (Discard AAAA) CNAME Domains

In this article, we will discuss how to configure AdGuard Home to discard AAAA records and perform IPv4 rewrite for CNAME domains. Follow the steps below to set up AdGuard Home with DNS filtering.

Understanding IPv6 DNS Results using dnsmasq

Learn how to interpret IPv6 DNS results obtained using dnsmasq DNS server.

Troubleshooting DNS Wildcard Domains: github.com Case Study

In this tech support article, we'll explore a common DNS issue where nslookup and curl commands return unexpected wildcard host results for a specific domain, using github.com as a case study. We'll discuss potential causes and solutions for this issue.

Configuring RADHCPv6 to Provide DNS Servers: A Tech Support Guide

Learn how to configure RADHCPv6 to provide DNS servers for your devices, bypassing ISP DNS servers and caches. Follow our step-by-step tech support guide.

Configuring DNS Servers in Kalilinux: db.system.com and db.testing.com

Learn how to configure DNS servers in Kalilinux for db.system.com and db.testing.com. This article provides a step-by-step guide to setting up BIND data files and loopback interfaces.

Linux: systemd-resolved Not Answering Multicast DNS

A user is replacing networking facilities in their Linux system, removing NetworkManager, dnsmasq, dhcpcd, and avahi-daemon. The system seems to be working fine, except systemd-resolved is not answering Multicast DNS queries.

Configuring Reverse DNS for Home Email Server IPv6 on Ubuntu 22.04

Learn how to configure Reverse DNS for your home email server using IPv6 on Ubuntu 22.04. Ensure reliable email delivery by following this step-by-step guide.

Firefox Can't Reach 'mdns.local' Names with Two Labels (Local Fake Subdomains)

Users report that Firefox cannot reach hosts named 'mdns.local' with two labels, such as 'myservice.local.extra.local'. Chromebased browsers have no issues with these names. Firefox only supports reaching hostnames.local extra.local names, like'myservice.local'.

Rebooting DNS Server in Docker Container: A Step-by-Step Guide

Learn how to reboot a Technitium DNS Server container in Docker to resolve issues. Follow these steps to ensure your DNS server is running smoothly.

Setting up Dockerized WireGuard with Custom DNS in Multi-Lab Environment

Learn how to set up Dockerized WireGuard with custom DNS in a multi-lab environment. Create a host network and assign IP addresses to each lab.

LAN Networking: Local DNS Name Not Working in Windows Browser for Ubuntu Home Server 'lenovo'

A user reports that their Ubuntu home server named 'lenovo', which runs a few HTTP servers accessible on the home LAN, is not resolving the local DNS name in the Windows browser. This article provides a suggested solution.

WSL2: DNS Address in resolv.conf Not Updating on Network Change

This article discusses a problem encountered while using WSL2 on Windows 11, where the DNS address in the resolv.conf file fails to update when changing networks. Possible solutions include modifying the WSL2 configuration, using a custom DNS server, or updating network adapter settings.

Setting Up New OPNsense with Almost Default Config and DNS Access Sites on Protected Laptop

Learn how to set up a new OPNsense firewall with almost default configurations and configure DNS access sites on a protected laptop.

Best Place to Download Simple DNS Crypt: Recommended Alternatives

Simple DNS Crypt no longer works. Here are some recommended alternatives based on various GitHub repositories, including one at <https://github.com/bitbeans/SimpleDnsCrypt>.

Troubleshooting Duplicate Replies from Google, Facebook, and DNS Server 8.8.8.8

Users report encountering duplicate replies when accessing Google.com, Facebook.com, and using Google's private DNS server (8.8.8.8). In this article, we'll discuss possible solutions to this issue.

Using DuckDNS and Let's Encrypt to Secure Multiple DNS Challenges

Learn how to use DuckDNS and Let's Encrypt to secure multiple DNS challenges, including normal and wildcard certificates. This tutorial is for users of HTTPS shobbyist level services offering automatic certificate issuance and renewal.

Docker: DNS Server Container Cannot Resolve Hostnames Defined in DNS Server Container

This article discusses a common issue where DNS server containers in Docker are unable to resolve hostnames defined within the same container. This problem can occur due to various reasons, including DNS server configuration and network settings. We will explore the causes and provide solutions to help you resolve this issue.

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