Hi, Over the past few years I have seen every company using Microsoft Outlook Protection, reject our company email. In each case I had to ask the company admin to white list us. This only happens with Microsoft as far as I know. Our IP address is not on any DNSRBL. The reject message from … Read More “Microsoft Protection blocking my company email – DNS problem?” »

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I have installed and run unbound on two bare metal colocated FreeBSD servers for years now. When I transitioned from running BIND (which operated simultaneously as an authoritative and a recursive lookup server) to NSD and Unbound, I was faced with running both daemons needing to run on one machine, but independently answer queries on … Read More “Unbound inside jail on a FreeBSD VM not working (x-post from /r/unbound)” »

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Anyone here using this configuration? https://activedirectorypro.com/wp-content/uploads/2019/02/Best-DNS-Order-Domain-Controllers.jpg submitted by /u/themoneyteam92 [link] [comments] Powered by WPeMatico

I can’t find anything in the MSFT Documentation about this, so I’m hoping someone here has run into this. I’ve searched /r/dns and a few other subreddits and haven’t found anything like this. TL;DR – Does anyone happen to know if EDNS Client Subnet option will be forwarded by Windows Server 2012 R2 DNS Server? … Read More “Windows Server DNS – EDNS Client Subnet Option” »

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I want to block DoH so all my requests go through pihole for efficent ad and tracking blocking. is this possible? im currently using an edgerouter x submitted by /u/CheesePuffys [link] [comments] Powered by WPeMatico

Hi everyone! First time poster here and was hoping for some help. Overview of my setup: Pfsense box running in dns resolver mode with domain override pointing to my AD DNS servers and forwarding mode to 1.1.1.1 and 1.0.0.1 for DNS over TLS. All domain clients point to my internal AD DNS. Lastly, I added … Read More “Blocking port 53 to force DNS over TLS Problem” »