Month: March 2023

Hi guys, I’m learning about DNS, andI can’t really find straightforward answer to this question. Does DNS work the same in LAN? Thanks submitted by /u/S0n_0f_Anarchy [link] [comments] Powered by WPeMatico

hey i need help, i have a Speedport Smart 4 router and i want to use the google DNS but i need a password and a username to activate it, can someone help me please submitted by /u/Capital-Taro5388 [link] [comments] Powered by WPeMatico

What would happen if an A record has been updated to a new IP ? submitted by /u/NoAd4222 [link] [comments] Powered by WPeMatico

Strikes me as a paradox and I want to know what it could be that I’m missing. For example: $ dig ns cloudflare.com … cloudflare.com. 21596 IN NS ns3.cloudflare.com. … How… exactly is the IP address of ns3.cloudflare.com found? Is there something really obvious I’m forgetting about? edit: …glue records. the answer is glue records. … Read More “How do resolvers resolve nameservers themselves?” »

Hello, Is anyone aware of a dig tool that can automatically check if a DNS is reachable/propagated from multiple dns servers worldwide? For example there are tools like this: https://dnschecker.org/ But I would like to know if there is some cli tool to be used in automations. I guess it would be not that difficult … Read More “Global Dig Tool” »

I’ve been a GoDaddy customer for 10 years but in the past 6 months I’ve had so many issues with them that I need to leave their service. What is the best alternative? I mainly need a place to park my domains and occasionally set up email accounts tied to them. Someone suggested Google Domains, … Read More “best alternative to GoDaddy?” »

I’m stumped, but maybe there is an expert that can help. I have 2 Windows Server 2019 domain controllers, both are running DNS. Their DNS IP’s point to eachother and have 127.0.0.1 as the secondary DNS server. One of the DC’s is the DHCP server as well. Everything has been fine UNTIL I enabled DNS … Read More “Windows DNS Problem” »

Second time having this issue, tried sending an email from my google domain email and it’s kicking back an error message saying that my SPF and DKIM do not pass. I’m not a web guy, I run an entertainment company and we’re pretty small so I do everything and this is way over my head. … Read More “SPF and DKIM Issues” »

I’m not a DNS expert at all, but I have been trying to learn DNS by reading the RFC and browsing here. I have a question about DNS that I can’t find an answer to, was wondering if you all know an answer. I have several systems (each a collection of computers networked together). One … Read More “Using the same domain name on different air-gap systems?” »

I’m a DNS n00b… bear with me… I have a corporate site with a name (say helpdesk.corporate.com) that currently resolves to our Azure DNS. I also have an internal pair of domain controllers that do not have the corporate.com domain as a zone. I’d like to do split DNS for some entries so that internal … Read More “DNS Forwarding with non-authoritative zone” »