Information about DNS and network
I am filling out an application for a company & have been asked the following: “You type www.google.com into your computer’s web browser. Design a diagram that shows how your computer finds the site’s IP address. Show all intermediate DNS servers contacted including the root servers.”* I am either having a brain-fart or am not … Read More “Newbie Question: Show how your computer finds a site’s IP address.” »
I’m assuming I can pick DNS over TLS since they recommended that for Wi-Fi networks that you manage yourself. But I’m not sure what ECS and DNSSEC is. Any advice? submitted by /u/d53197 [link] [comments] Powered by WPeMatico
I have a situation that i dont understand: We manage our domains through a self-hosted Linux DNS server. There I entered the new IP for sub.domain.com. nslookup.io shows that that A record has already propagated, too. Pinging sub.domain.com from any PC in our network returns a non-authoritative answer with the old IP. The first DNS … Read More “DC DNS not updating” »
Domain was purchased with Google Domains. Now transitioned to Squarespace (thanks Google). Server is on Cloudways / Digital Ocean, using DNS Made Easy. Nameservers from Squarespace were pointed to the Nameservers provided by DNS Made Easy via Cloudways. I’m using whatsmydns.net to check status and other than the immediate propagation of roughly half the locations, … Read More “Nameservers only partially propagating, 72hrs+ after update” »
Quick Question – I have a registered domain that has been parked for a few years. The registrar wants to bill for adding dns records and for services. What are the required dns records needed to make my domain visible to the Internet? Also, how can I configure my router to prevent malicious attacks? submitted … Read More “DNS Requirements for Websites” »
I am currently building an application that allows users to bring their own domains to use instead of the subdomain issued to them. So for example Sandra creates an account with the application, they get sandra.exmple.foo. If she wants to use her own domain, e.g sandra.foo or myapp.sandra.foo, I want to be able to generate … Read More “How do I generate SSL Certs for client domains pointed to my server/subdomain?” »
submitted by /u/jedisct1 [link] [comments] Powered by WPeMatico
Can someone please explain how exactly family.cloudflare-dns.com works? For the website, I get it. But it also blocks the adult content in apps, too; I can’t even see any 18+ content on Reddit or Telegram. So, how does this application-level filtering work.? EDIT: with family.cloudflare-dns.com I mean ( 1.0.0.3, 1.1.1.3 ) submitted by /u/w453y [link] … Read More “How does family.cloudflare-dns.com filter app content?” »