DNS Archives - Geek is the Way!

Overriding external domains DNS Bind9’s Response Policy Zone on your pfSense

Thiago Crepaldi — Sat, 18 Mar 2023 05:15:52 +0000

On a previous post, we’ve discussed how to use Bind9 on your pfSense in a way that external names were forwarded to name servers while internal names were statically resolved by Bind. In this post, we are going to discuss how to override the IPs returned by external name servers with IPs of our choosing....

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Configuring DHCP Dynamic Host registration on DNS Bind9 on your pfSense

Thiago Crepaldi — Sat, 18 Mar 2023 04:51:28 +0000

On a previous post, we’ve discussed how to use Bind9 on your pfSense in a way that external names were forwarded to other name servers and internal names were statically resolved. In this post, we are going to integrate pfSense’s DHCP Server and Bind9, so that when DHCP assigns an IP to a device, it...

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Configuring DNS Bind9 on your pfSense

Thiago Crepaldi — Sat, 18 Mar 2023 04:11:48 +0000

If there is one annoying thing on pfSense that seems to be never fixed is its DNS Resolver service called Unbound. Release after release, the Netgate folks still struggle to identify and fix the random crashes, unexpected restarts and whatnot. In this post, we are going to install Bind9, a very solid DNS server, to...

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How to host multiple domains using HAProxy as reverse proxy on pfSense

Thiago Crepaldi — Mon, 17 Oct 2022 05:02:22 +0000

In previous posts it was discussed how to create a DMZ network and host a website from a isolated VLAN on your network. That is a powerful resource, but with the limitation of not being possible to use a friendly FQDN such as geekistheway.com or mydomain.com as the frontend for the websites. This post will...

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Issuing Let’s Encrypt certificates on your pfSense using ACME!

Thiago Crepaldi — Fri, 26 Jun 2020 01:53:00 +0000

If you are like me and don’t want unencrypted data flowing on your network or maybe even on Internet, than this post is for you! I will adopt CloudFlare DNS as it has API to integrate with Let’s Encrypt SSL services through the ACME plugin. Both CloudFlare and Let’s Encrypt are free, so that is...

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Blocking… or trying to… DNS over HTTPS (aka DoH)

Thiago Crepaldi — Wed, 24 Jun 2020 00:18:55 +0000

This post is complementary to a previous POST protecting your network from malicious DNS. Here we are going to leverage a recent addition to pfBlockerNG: a brand new DoH feed! What is the big deal in allowing DNS over HTTPS (aka DoH) on your network?! Well, users can bypass the DNS over TLS of your...

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Protect your DNS requests using pfSense

Thiago Crepaldi — Sun, 21 Jun 2020 19:23:55 +0000

Configuring pfSense DNS Resolver Many ISPs or other Internet service providers collect information for commercial reasons (selling your profile for directed advertisement) or otherwise. pfSense allows you to use DNS with TLS to encrypt your request in a way that only you and the DNS provider can see it. DNS over TLS is not supported...

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